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	Version: linux-6.0.1 spark-3.0.0 hadoop-3.2.0-src hadoop-3.3.0-src spark-2.4.7 linux-4.15.13 hadoop-2.7.4-src Revert   Change

 /* SPDX-License-Identifier: GPL-2.0 */
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM btrfs
 
 #if !defined(_TRACE_BTRFS_H) || defined(TRACE_HEADER_MULTI_READ)
 #define _TRACE_BTRFS_H
 
 #include <linux/writeback.h>
 #include <linux/tracepoint.h>
 #include <trace/events/mmflags.h>
 
 struct btrfs_root;
 struct btrfs_fs_info;
 struct btrfs_inode;
 struct extent_map;
 struct btrfs_file_extent_item;
 struct btrfs_ordered_extent;
 struct btrfs_delayed_ref_node;
 struct btrfs_delayed_tree_ref;
 struct btrfs_delayed_data_ref;
 struct btrfs_delayed_ref_head;
 struct btrfs_block_group;
 struct btrfs_free_cluster;
 struct map_lookup;
 struct extent_buffer;
 struct btrfs_work;
 struct btrfs_workqueue;
 struct btrfs_qgroup_extent_record;
 struct btrfs_qgroup;
 struct extent_io_tree;
 struct prelim_ref;
 struct btrfs_space_info;
 struct btrfs_raid_bio;
 struct raid56_bio_trace_info;
 
 #define show_ref_type(type)                     \
     __print_symbolic(type,                      \
         { BTRFS_TREE_BLOCK_REF_KEY,     "TREE_BLOCK_REF" }, \
         { BTRFS_EXTENT_DATA_REF_KEY,    "EXTENT_DATA_REF" },    \
         { BTRFS_EXTENT_REF_V0_KEY,  "EXTENT_REF_V0" },  \
         { BTRFS_SHARED_BLOCK_REF_KEY,   "SHARED_BLOCK_REF" },   \
         { BTRFS_SHARED_DATA_REF_KEY,    "SHARED_DATA_REF" })
 
 #define __show_root_type(obj)                       \
     __print_symbolic_u64(obj,                   \
         { BTRFS_ROOT_TREE_OBJECTID,     "ROOT_TREE" },  \
         { BTRFS_EXTENT_TREE_OBJECTID,   "EXTENT_TREE"   },  \
         { BTRFS_CHUNK_TREE_OBJECTID,    "CHUNK_TREE"    },  \
         { BTRFS_DEV_TREE_OBJECTID,  "DEV_TREE"  },  \
         { BTRFS_FS_TREE_OBJECTID,   "FS_TREE"   },  \
         { BTRFS_ROOT_TREE_DIR_OBJECTID, "ROOT_TREE_DIR" },  \
         { BTRFS_CSUM_TREE_OBJECTID,     "CSUM_TREE" },  \
         { BTRFS_TREE_LOG_OBJECTID,  "TREE_LOG"  },  \
         { BTRFS_QUOTA_TREE_OBJECTID,    "QUOTA_TREE"    },  \
         { BTRFS_TREE_RELOC_OBJECTID,    "TREE_RELOC"    },  \
         { BTRFS_UUID_TREE_OBJECTID, "UUID_TREE" },  \
         { BTRFS_FREE_SPACE_TREE_OBJECTID, "FREE_SPACE_TREE" },  \
         { BTRFS_BLOCK_GROUP_TREE_OBJECTID, "BLOCK_GROUP_TREE" },\
         { BTRFS_DATA_RELOC_TREE_OBJECTID, "DATA_RELOC_TREE" })
 
 #define show_root_type(obj)                     \
     obj, ((obj >= BTRFS_DATA_RELOC_TREE_OBJECTID) ||        \
           (obj >= BTRFS_ROOT_TREE_OBJECTID &&           \
            obj <= BTRFS_QUOTA_TREE_OBJECTID)) ? __show_root_type(obj) : "-"
 
 #define FLUSH_ACTIONS                               \
     EM( BTRFS_RESERVE_NO_FLUSH,     "BTRFS_RESERVE_NO_FLUSH")   \
     EM( BTRFS_RESERVE_FLUSH_LIMIT,      "BTRFS_RESERVE_FLUSH_LIMIT")    \
     EM( BTRFS_RESERVE_FLUSH_ALL,        "BTRFS_RESERVE_FLUSH_ALL")  \
     EMe(BTRFS_RESERVE_FLUSH_ALL_STEAL,  "BTRFS_RESERVE_FLUSH_ALL_STEAL")
 
 #define FI_TYPES                            \
     EM( BTRFS_FILE_EXTENT_INLINE,       "INLINE")       \
     EM( BTRFS_FILE_EXTENT_REG,      "REG")          \
     EMe(BTRFS_FILE_EXTENT_PREALLOC,     "PREALLOC")
 
 #define QGROUP_RSV_TYPES                        \
     EM( BTRFS_QGROUP_RSV_DATA,      "DATA")         \
     EM( BTRFS_QGROUP_RSV_META_PERTRANS, "META_PERTRANS")    \
     EMe(BTRFS_QGROUP_RSV_META_PREALLOC, "META_PREALLOC")
 
 #define IO_TREE_OWNER                           \
     EM( IO_TREE_FS_PINNED_EXTENTS,    "PINNED_EXTENTS")     \
     EM( IO_TREE_FS_EXCLUDED_EXTENTS,  "EXCLUDED_EXTENTS")       \
     EM( IO_TREE_BTREE_INODE_IO,   "BTREE_INODE_IO")     \
     EM( IO_TREE_INODE_IO,         "INODE_IO")           \
     EM( IO_TREE_INODE_IO_FAILURE,     "INODE_IO_FAILURE")       \
     EM( IO_TREE_RELOC_BLOCKS,     "RELOC_BLOCKS")       \
     EM( IO_TREE_TRANS_DIRTY_PAGES,    "TRANS_DIRTY_PAGES")      \
     EM( IO_TREE_ROOT_DIRTY_LOG_PAGES, "ROOT_DIRTY_LOG_PAGES")   \
     EM( IO_TREE_INODE_FILE_EXTENT,    "INODE_FILE_EXTENT")      \
     EM( IO_TREE_LOG_CSUM_RANGE,   "LOG_CSUM_RANGE")         \
     EMe(IO_TREE_SELFTEST,         "SELFTEST")
 
 #define FLUSH_STATES                            \
     EM( FLUSH_DELAYED_ITEMS_NR, "FLUSH_DELAYED_ITEMS_NR")   \
     EM( FLUSH_DELAYED_ITEMS,    "FLUSH_DELAYED_ITEMS")      \
     EM( FLUSH_DELALLOC,     "FLUSH_DELALLOC")       \
     EM( FLUSH_DELALLOC_WAIT,    "FLUSH_DELALLOC_WAIT")      \
     EM( FLUSH_DELALLOC_FULL,    "FLUSH_DELALLOC_FULL")      \
     EM( FLUSH_DELAYED_REFS_NR,  "FLUSH_DELAYED_REFS_NR")    \
     EM( FLUSH_DELAYED_REFS,     "FLUSH_ELAYED_REFS")        \
     EM( ALLOC_CHUNK,        "ALLOC_CHUNK")          \
     EM( ALLOC_CHUNK_FORCE,      "ALLOC_CHUNK_FORCE")        \
     EM( RUN_DELAYED_IPUTS,      "RUN_DELAYED_IPUTS")        \
     EMe(COMMIT_TRANS,       "COMMIT_TRANS")
 
 /*
  * First define the enums in the above macros to be exported to userspace via
  * TRACE_DEFINE_ENUM().
  */
 
 #undef EM
 #undef EMe
 #define EM(a, b)    TRACE_DEFINE_ENUM(a);
 #define EMe(a, b)   TRACE_DEFINE_ENUM(a);
 
 FLUSH_ACTIONS
 FI_TYPES
 QGROUP_RSV_TYPES
 IO_TREE_OWNER
 FLUSH_STATES
 
 /*
  * Now redefine the EM and EMe macros to map the enums to the strings that will
  * be printed in the output
  */
 
 #undef EM
 #undef EMe
 #define EM(a, b)        {a, b},
 #define EMe(a, b)       {a, b}
 
 
 #define BTRFS_GROUP_FLAGS   \
     { BTRFS_BLOCK_GROUP_DATA,   "DATA"},    \
     { BTRFS_BLOCK_GROUP_SYSTEM, "SYSTEM"},  \
     { BTRFS_BLOCK_GROUP_METADATA,   "METADATA"},    \
     { BTRFS_BLOCK_GROUP_RAID0,  "RAID0"},   \
     { BTRFS_BLOCK_GROUP_RAID1,  "RAID1"},   \
     { BTRFS_BLOCK_GROUP_DUP,    "DUP"},     \
     { BTRFS_BLOCK_GROUP_RAID10, "RAID10"},  \
     { BTRFS_BLOCK_GROUP_RAID5,  "RAID5"},   \
     { BTRFS_BLOCK_GROUP_RAID6,  "RAID6"}
 
 #define EXTENT_FLAGS                        \
     { EXTENT_DIRTY,         "DIRTY"},       \
     { EXTENT_UPTODATE,      "UPTODATE"},        \
     { EXTENT_LOCKED,        "LOCKED"},      \
     { EXTENT_NEW,           "NEW"},         \
     { EXTENT_DELALLOC,      "DELALLOC"},        \
     { EXTENT_DEFRAG,        "DEFRAG"},      \
     { EXTENT_BOUNDARY,      "BOUNDARY"},        \
     { EXTENT_NODATASUM,     "NODATASUM"},       \
     { EXTENT_CLEAR_META_RESV,   "CLEAR_META_RESV"}, \
     { EXTENT_NEED_WAIT,     "NEED_WAIT"},       \
     { EXTENT_DAMAGED,       "DAMAGED"},     \
     { EXTENT_NORESERVE,     "NORESERVE"},       \
     { EXTENT_QGROUP_RESERVED,   "QGROUP_RESERVED"}, \
     { EXTENT_CLEAR_DATA_RESV,   "CLEAR_DATA_RESV"}, \
     { EXTENT_DELALLOC_NEW,      "DELALLOC_NEW"}
 
 #define BTRFS_FSID_SIZE 16
 #define TP_STRUCT__entry_fsid __array(u8, fsid, BTRFS_FSID_SIZE)
 
 #define TP_fast_assign_fsid(fs_info)                    \
 ({                                  \
     if (fs_info)                            \
         memcpy(__entry->fsid, fs_info->fs_devices->fsid,    \
                BTRFS_FSID_SIZE);                \
     else                                \
         memset(__entry->fsid, 0, BTRFS_FSID_SIZE);      \
 })
 
 #define TP_STRUCT__entry_btrfs(args...)                 \
     TP_STRUCT__entry(                       \
         TP_STRUCT__entry_fsid                   \
         args)
 #define TP_fast_assign_btrfs(fs_info, args...)              \
     TP_fast_assign(                         \
         TP_fast_assign_fsid(fs_info);               \
         args)
 #define TP_printk_btrfs(fmt, args...) \
     TP_printk("%pU: " fmt, __entry->fsid, args)
 
 TRACE_EVENT(btrfs_transaction_commit,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info),
 
     TP_ARGS(fs_info),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,  generation        )
         __field(    u64,  root_objectid     )
     ),
 
     TP_fast_assign_btrfs(fs_info,
         __entry->generation = fs_info->generation;
         __entry->root_objectid  = BTRFS_ROOT_TREE_OBJECTID;
     ),
 
     TP_printk_btrfs("root=%llu(%s) gen=%llu",
           show_root_type(__entry->root_objectid),
           __entry->generation)
 );
 
 DECLARE_EVENT_CLASS(btrfs__inode,
 
     TP_PROTO(const struct inode *inode),
 
     TP_ARGS(inode),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,  ino           )
         __field(    u64,  blocks            )
         __field(    u64,  disk_i_size       )
         __field(    u64,  generation        )
         __field(    u64,  last_trans        )
         __field(    u64,  logged_trans      )
         __field(    u64,  root_objectid     )
     ),
 
     TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
         __entry->ino    = btrfs_ino(BTRFS_I(inode));
         __entry->blocks = inode->i_blocks;
         __entry->disk_i_size  = BTRFS_I(inode)->disk_i_size;
         __entry->generation = BTRFS_I(inode)->generation;
         __entry->last_trans = BTRFS_I(inode)->last_trans;
         __entry->logged_trans = BTRFS_I(inode)->logged_trans;
         __entry->root_objectid =
                 BTRFS_I(inode)->root->root_key.objectid;
     ),
 
     TP_printk_btrfs("root=%llu(%s) gen=%llu ino=%llu blocks=%llu "
           "disk_i_size=%llu last_trans=%llu logged_trans=%llu",
           show_root_type(__entry->root_objectid),
           __entry->generation,
           __entry->ino,
           __entry->blocks,
           __entry->disk_i_size,
           __entry->last_trans,
           __entry->logged_trans)
 );
 
 DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
 
     TP_PROTO(const struct inode *inode),
 
     TP_ARGS(inode)
 );
 
 DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
 
     TP_PROTO(const struct inode *inode),
 
     TP_ARGS(inode)
 );
 
 DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
 
     TP_PROTO(const struct inode *inode),
 
     TP_ARGS(inode)
 );
 
 #define __show_map_type(type)                       \
     __print_symbolic_u64(type,                  \
         { EXTENT_MAP_LAST_BYTE, "LAST_BYTE"     },      \
         { EXTENT_MAP_HOLE,  "HOLE"      },      \
         { EXTENT_MAP_INLINE,    "INLINE"    },      \
         { EXTENT_MAP_DELALLOC,  "DELALLOC"  })
 
 #define show_map_type(type)         \
     type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)
 
 #define show_map_flags(flag)                        \
     __print_flags(flag, "|",                    \
         { (1 << EXTENT_FLAG_PINNED),        "PINNED"    },\
         { (1 << EXTENT_FLAG_COMPRESSED),    "COMPRESSED"    },\
         { (1 << EXTENT_FLAG_PREALLOC),      "PREALLOC"  },\
         { (1 << EXTENT_FLAG_LOGGING),       "LOGGING"   },\
         { (1 << EXTENT_FLAG_FILLING),       "FILLING"   },\
         { (1 << EXTENT_FLAG_FS_MAPPING),    "FS_MAPPING"    })
 
 TRACE_EVENT_CONDITION(btrfs_get_extent,
 
     TP_PROTO(const struct btrfs_root *root, const struct btrfs_inode *inode,
          const struct extent_map *map),
 
     TP_ARGS(root, inode, map),
 
     TP_CONDITION(map),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,  root_objectid )
         __field(    u64,  ino       )
         __field(    u64,  start     )
         __field(    u64,  len       )
         __field(    u64,  orig_start    )
         __field(    u64,  block_start   )
         __field(    u64,  block_len     )
         __field(    unsigned long,  flags   )
         __field(    int,  refs      )
         __field(    unsigned int,  compress_type    )
     ),
 
     TP_fast_assign_btrfs(root->fs_info,
         __entry->root_objectid  = root->root_key.objectid;
         __entry->ino        = btrfs_ino(inode);
         __entry->start      = map->start;
         __entry->len        = map->len;
         __entry->orig_start = map->orig_start;
         __entry->block_start    = map->block_start;
         __entry->block_len  = map->block_len;
         __entry->flags      = map->flags;
         __entry->refs       = refcount_read(&map->refs);
         __entry->compress_type  = map->compress_type;
     ),
 
     TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu "
           "orig_start=%llu block_start=%llu(%s) "
           "block_len=%llu flags=%s refs=%u "
           "compress_type=%u",
           show_root_type(__entry->root_objectid),
           __entry->ino,
           __entry->start,
           __entry->len,
           __entry->orig_start,
           show_map_type(__entry->block_start),
           __entry->block_len,
           show_map_flags(__entry->flags),
           __entry->refs, __entry->compress_type)
 );
 
 TRACE_EVENT(btrfs_handle_em_exist,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info,
         const struct extent_map *existing, const struct extent_map *map,
         u64 start, u64 len),
 
     TP_ARGS(fs_info, existing, map, start, len),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,  e_start       )
         __field(    u64,  e_len     )
         __field(    u64,  map_start     )
         __field(    u64,  map_len       )
         __field(    u64,  start     )
         __field(    u64,  len       )
     ),
 
     TP_fast_assign_btrfs(fs_info,
         __entry->e_start    = existing->start;
         __entry->e_len      = existing->len;
         __entry->map_start  = map->start;
         __entry->map_len    = map->len;
         __entry->start      = start;
         __entry->len        = len;
     ),
 
     TP_printk_btrfs("start=%llu len=%llu "
           "existing(start=%llu len=%llu) "
           "em(start=%llu len=%llu)",
           __entry->start,
           __entry->len,
           __entry->e_start,
           __entry->e_len,
           __entry->map_start,
           __entry->map_len)
 );
 
 /* file extent item */
 DECLARE_EVENT_CLASS(btrfs__file_extent_item_regular,
 
     TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
          const struct btrfs_file_extent_item *fi, u64 start),
 
     TP_ARGS(bi, l, fi, start),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,    root_obj    )
         __field(    u64,    ino     )
         __field(    loff_t, isize       )
         __field(    u64,    disk_isize  )
         __field(    u64,    num_bytes   )
         __field(    u64,    ram_bytes   )
         __field(    u64,    disk_bytenr )
         __field(    u64,    disk_num_bytes  )
         __field(    u64,    extent_offset   )
         __field(    u8, extent_type )
         __field(    u8, compression )
         __field(    u64,    extent_start    )
         __field(    u64,    extent_end  )
     ),
 
     TP_fast_assign_btrfs(bi->root->fs_info,
         __entry->root_obj   = bi->root->root_key.objectid;
         __entry->ino        = btrfs_ino(bi);
         __entry->isize      = bi->vfs_inode.i_size;
         __entry->disk_isize = bi->disk_i_size;
         __entry->num_bytes  = btrfs_file_extent_num_bytes(l, fi);
         __entry->ram_bytes  = btrfs_file_extent_ram_bytes(l, fi);
         __entry->disk_bytenr    = btrfs_file_extent_disk_bytenr(l, fi);
         __entry->disk_num_bytes = btrfs_file_extent_disk_num_bytes(l, fi);
         __entry->extent_offset  = btrfs_file_extent_offset(l, fi);
         __entry->extent_type    = btrfs_file_extent_type(l, fi);
         __entry->compression    = btrfs_file_extent_compression(l, fi);
         __entry->extent_start   = start;
         __entry->extent_end = (start + __entry->num_bytes);
     ),
 
     TP_printk_btrfs(
         "root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
         "file extent range=[%llu %llu] "
         "(num_bytes=%llu ram_bytes=%llu disk_bytenr=%llu "
         "disk_num_bytes=%llu extent_offset=%llu type=%s "
         "compression=%u",
         show_root_type(__entry->root_obj), __entry->ino,
         __entry->isize,
         __entry->disk_isize, __entry->extent_start,
         __entry->extent_end, __entry->num_bytes, __entry->ram_bytes,
         __entry->disk_bytenr, __entry->disk_num_bytes,
         __entry->extent_offset, __print_symbolic(__entry->extent_type, FI_TYPES),
         __entry->compression)
 );
 
 DECLARE_EVENT_CLASS(
     btrfs__file_extent_item_inline,
 
     TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
          const struct btrfs_file_extent_item *fi, int slot, u64 start),
 
     TP_ARGS(bi, l, fi, slot,  start),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,    root_obj    )
         __field(    u64,    ino     )
         __field(    loff_t, isize       )
         __field(    u64,    disk_isize  )
         __field(    u8, extent_type )
         __field(    u8, compression )
         __field(    u64,    extent_start    )
         __field(    u64,    extent_end  )
     ),
 
     TP_fast_assign_btrfs(
         bi->root->fs_info,
         __entry->root_obj   = bi->root->root_key.objectid;
         __entry->ino        = btrfs_ino(bi);
         __entry->isize      = bi->vfs_inode.i_size;
         __entry->disk_isize = bi->disk_i_size;
         __entry->extent_type    = btrfs_file_extent_type(l, fi);
         __entry->compression    = btrfs_file_extent_compression(l, fi);
         __entry->extent_start   = start;
         __entry->extent_end = (start + btrfs_file_extent_ram_bytes(l, fi));
     ),
 
     TP_printk_btrfs(
         "root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
         "file extent range=[%llu %llu] "
         "extent_type=%s compression=%u",
         show_root_type(__entry->root_obj), __entry->ino, __entry->isize,
         __entry->disk_isize, __entry->extent_start,
         __entry->extent_end, __print_symbolic(__entry->extent_type, FI_TYPES),
         __entry->compression)
 );
 
 DEFINE_EVENT(
     btrfs__file_extent_item_regular, btrfs_get_extent_show_fi_regular,
 
     TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
          const struct btrfs_file_extent_item *fi, u64 start),
 
     TP_ARGS(bi, l, fi, start)
 );
 
 DEFINE_EVENT(
     btrfs__file_extent_item_regular, btrfs_truncate_show_fi_regular,
 
     TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
          const struct btrfs_file_extent_item *fi, u64 start),
 
     TP_ARGS(bi, l, fi, start)
 );
 
 DEFINE_EVENT(
     btrfs__file_extent_item_inline, btrfs_get_extent_show_fi_inline,
 
     TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
          const struct btrfs_file_extent_item *fi, int slot, u64 start),
 
     TP_ARGS(bi, l, fi, slot, start)
 );
 
 DEFINE_EVENT(
     btrfs__file_extent_item_inline, btrfs_truncate_show_fi_inline,
 
     TP_PROTO(const struct btrfs_inode *bi, const struct extent_buffer *l,
          const struct btrfs_file_extent_item *fi, int slot, u64 start),
 
     TP_ARGS(bi, l, fi, slot, start)
 );
 
 #define show_ordered_flags(flags)                      \
     __print_flags(flags, "|",                      \
         { (1 << BTRFS_ORDERED_REGULAR),     "REGULAR"   }, \
         { (1 << BTRFS_ORDERED_NOCOW),       "NOCOW"     }, \
         { (1 << BTRFS_ORDERED_PREALLOC),    "PREALLOC"  }, \
         { (1 << BTRFS_ORDERED_COMPRESSED),  "COMPRESSED"    }, \
         { (1 << BTRFS_ORDERED_DIRECT),      "DIRECT"    }, \
         { (1 << BTRFS_ORDERED_IO_DONE),     "IO_DONE"   }, \
         { (1 << BTRFS_ORDERED_COMPLETE),    "COMPLETE"  }, \
         { (1 << BTRFS_ORDERED_IOERR),       "IOERR"     }, \
         { (1 << BTRFS_ORDERED_TRUNCATED),   "TRUNCATED" })
 
 
 DECLARE_EVENT_CLASS(btrfs__ordered_extent,
 
     TP_PROTO(const struct btrfs_inode *inode,
          const struct btrfs_ordered_extent *ordered),
 
     TP_ARGS(inode, ordered),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,  ino       )
         __field(    u64,  file_offset   )
         __field(    u64,  start     )
         __field(    u64,  len       )
         __field(    u64,  disk_len      )
         __field(    u64,  bytes_left    )
         __field(    unsigned long,  flags   )
         __field(    int,  compress_type )
         __field(    int,  refs      )
         __field(    u64,  root_objectid )
         __field(    u64,  truncated_len )
     ),
 
     TP_fast_assign_btrfs(inode->root->fs_info,
         __entry->ino        = btrfs_ino(inode);
         __entry->file_offset    = ordered->file_offset;
         __entry->start      = ordered->disk_bytenr;
         __entry->len        = ordered->num_bytes;
         __entry->disk_len   = ordered->disk_num_bytes;
         __entry->bytes_left = ordered->bytes_left;
         __entry->flags      = ordered->flags;
         __entry->compress_type  = ordered->compress_type;
         __entry->refs       = refcount_read(&ordered->refs);
         __entry->root_objectid  = inode->root->root_key.objectid;
         __entry->truncated_len  = ordered->truncated_len;
     ),
 
     TP_printk_btrfs("root=%llu(%s) ino=%llu file_offset=%llu "
           "start=%llu len=%llu disk_len=%llu "
           "truncated_len=%llu "
           "bytes_left=%llu flags=%s compress_type=%d "
           "refs=%d",
           show_root_type(__entry->root_objectid),
           __entry->ino,
           __entry->file_offset,
           __entry->start,
           __entry->len,
           __entry->disk_len,
           __entry->truncated_len,
           __entry->bytes_left,
           show_ordered_flags(__entry->flags),
           __entry->compress_type, __entry->refs)
 );
 
 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
 
     TP_PROTO(const struct btrfs_inode *inode,
          const struct btrfs_ordered_extent *ordered),
 
     TP_ARGS(inode, ordered)
 );
 
 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
 
     TP_PROTO(const struct btrfs_inode *inode,
          const struct btrfs_ordered_extent *ordered),
 
     TP_ARGS(inode, ordered)
 );
 
 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
 
     TP_PROTO(const struct btrfs_inode *inode,
          const struct btrfs_ordered_extent *ordered),
 
     TP_ARGS(inode, ordered)
 );
 
 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
 
     TP_PROTO(const struct btrfs_inode *inode,
          const struct btrfs_ordered_extent *ordered),
 
     TP_ARGS(inode, ordered)
 );
 
 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup,
 
          TP_PROTO(const struct btrfs_inode *inode,
               const struct btrfs_ordered_extent *ordered),
 
          TP_ARGS(inode, ordered)
 );
 
 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_range,
 
          TP_PROTO(const struct btrfs_inode *inode,
               const struct btrfs_ordered_extent *ordered),
 
          TP_ARGS(inode, ordered)
 );
 
 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_first_range,
 
          TP_PROTO(const struct btrfs_inode *inode,
               const struct btrfs_ordered_extent *ordered),
 
          TP_ARGS(inode, ordered)
 );
 
 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_for_logging,
 
          TP_PROTO(const struct btrfs_inode *inode,
               const struct btrfs_ordered_extent *ordered),
 
          TP_ARGS(inode, ordered)
 );
 
 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_lookup_first,
 
          TP_PROTO(const struct btrfs_inode *inode,
               const struct btrfs_ordered_extent *ordered),
 
          TP_ARGS(inode, ordered)
 );
 
 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_split,
 
          TP_PROTO(const struct btrfs_inode *inode,
               const struct btrfs_ordered_extent *ordered),
 
          TP_ARGS(inode, ordered)
 );
 
 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_dec_test_pending,
 
          TP_PROTO(const struct btrfs_inode *inode,
               const struct btrfs_ordered_extent *ordered),
 
          TP_ARGS(inode, ordered)
 );
 
 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_mark_finished,
 
          TP_PROTO(const struct btrfs_inode *inode,
               const struct btrfs_ordered_extent *ordered),
 
          TP_ARGS(inode, ordered)
 );
 
 DECLARE_EVENT_CLASS(btrfs__writepage,
 
     TP_PROTO(const struct page *page, const struct inode *inode,
          const struct writeback_control *wbc),
 
     TP_ARGS(page, inode, wbc),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,    ino         )
         __field(    pgoff_t,  index         )
         __field(    long,   nr_to_write     )
         __field(    long,   pages_skipped       )
         __field(    loff_t, range_start     )
         __field(    loff_t, range_end       )
         __field(    char,   for_kupdate     )
         __field(    char,   for_reclaim     )
         __field(    char,   range_cyclic        )
         __field(    unsigned long,  writeback_index )
         __field(    u64,    root_objectid       )
     ),
 
     TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
         __entry->ino        = btrfs_ino(BTRFS_I(inode));
         __entry->index      = page->index;
         __entry->nr_to_write    = wbc->nr_to_write;
         __entry->pages_skipped  = wbc->pages_skipped;
         __entry->range_start    = wbc->range_start;
         __entry->range_end  = wbc->range_end;
         __entry->for_kupdate    = wbc->for_kupdate;
         __entry->for_reclaim    = wbc->for_reclaim;
         __entry->range_cyclic   = wbc->range_cyclic;
         __entry->writeback_index = inode->i_mapping->writeback_index;
         __entry->root_objectid  =
                  BTRFS_I(inode)->root->root_key.objectid;
     ),
 
     TP_printk_btrfs("root=%llu(%s) ino=%llu page_index=%lu "
           "nr_to_write=%ld pages_skipped=%ld range_start=%llu "
           "range_end=%llu for_kupdate=%d "
           "for_reclaim=%d range_cyclic=%d writeback_index=%lu",
           show_root_type(__entry->root_objectid),
           __entry->ino, __entry->index,
           __entry->nr_to_write, __entry->pages_skipped,
           __entry->range_start, __entry->range_end,
           __entry->for_kupdate,
           __entry->for_reclaim, __entry->range_cyclic,
           __entry->writeback_index)
 );
 
 DEFINE_EVENT(btrfs__writepage, __extent_writepage,
 
     TP_PROTO(const struct page *page, const struct inode *inode,
          const struct writeback_control *wbc),
 
     TP_ARGS(page, inode, wbc)
 );
 
 TRACE_EVENT(btrfs_writepage_end_io_hook,
 
     TP_PROTO(const struct btrfs_inode *inode, u64 start, u64 end,
          int uptodate),
 
     TP_ARGS(inode, start, end, uptodate),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,     ino        )
         __field(    u64,     start      )
         __field(    u64,     end        )
         __field(    int,     uptodate   )
         __field(    u64,    root_objectid   )
     ),
 
     TP_fast_assign_btrfs(inode->root->fs_info,
         __entry->ino    = btrfs_ino(inode);
         __entry->start  = start;
         __entry->end    = end;
         __entry->uptodate = uptodate;
         __entry->root_objectid = inode->root->root_key.objectid;
     ),
 
     TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu end=%llu uptodate=%d",
           show_root_type(__entry->root_objectid),
           __entry->ino, __entry->start,
           __entry->end, __entry->uptodate)
 );
 
 TRACE_EVENT(btrfs_sync_file,
 
     TP_PROTO(const struct file *file, int datasync),
 
     TP_ARGS(file, datasync),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,    ino     )
         __field(    u64,    parent      )
         __field(    int,    datasync    )
         __field(    u64,    root_objectid   )
     ),
 
     TP_fast_assign(
         const struct dentry *dentry = file->f_path.dentry;
         const struct inode *inode = d_inode(dentry);
 
         TP_fast_assign_fsid(btrfs_sb(file->f_path.dentry->d_sb));
         __entry->ino        = btrfs_ino(BTRFS_I(inode));
         __entry->parent     = btrfs_ino(BTRFS_I(d_inode(dentry->d_parent)));
         __entry->datasync   = datasync;
         __entry->root_objectid  =
                  BTRFS_I(inode)->root->root_key.objectid;
     ),
 
     TP_printk_btrfs("root=%llu(%s) ino=%llu parent=%llu datasync=%d",
           show_root_type(__entry->root_objectid),
           __entry->ino,
           __entry->parent,
           __entry->datasync)
 );
 
 TRACE_EVENT(btrfs_sync_fs,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info, int wait),
 
     TP_ARGS(fs_info, wait),
 
     TP_STRUCT__entry_btrfs(
         __field(    int,  wait      )
     ),
 
     TP_fast_assign_btrfs(fs_info,
         __entry->wait   = wait;
     ),
 
     TP_printk_btrfs("wait=%d", __entry->wait)
 );
 
 TRACE_EVENT(btrfs_add_block_group,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info,
          const struct btrfs_block_group *block_group, int create),
 
     TP_ARGS(fs_info, block_group, create),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,    offset          )
         __field(    u64,    size            )
         __field(    u64,    flags           )
         __field(    u64,    bytes_used      )
         __field(    u64,    bytes_super     )
         __field(    int,    create          )
     ),
 
     TP_fast_assign_btrfs(fs_info,
         __entry->offset     = block_group->start;
         __entry->size       = block_group->length;
         __entry->flags      = block_group->flags;
         __entry->bytes_used = block_group->used;
         __entry->bytes_super    = block_group->bytes_super;
         __entry->create     = create;
     ),
 
     TP_printk_btrfs("block_group offset=%llu size=%llu "
           "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
           "create=%d",
           __entry->offset,
           __entry->size,
           __entry->flags,
           __print_flags((unsigned long)__entry->flags, "|",
                 BTRFS_GROUP_FLAGS),
           __entry->bytes_used,
           __entry->bytes_super, __entry->create)
 );
 
 #define show_ref_action(action)                     \
     __print_symbolic(action,                    \
         { BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },    \
         { BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },   \
         { BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" },     \
         { BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
             
 
 DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info,
          const struct btrfs_delayed_ref_node *ref,
          const struct btrfs_delayed_tree_ref *full_ref,
          int action),
 
     TP_ARGS(fs_info, ref, full_ref, action),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,  bytenr        )
         __field(    u64,  num_bytes     )
         __field(    int,  action        ) 
         __field(    u64,  parent        )
         __field(    u64,  ref_root      )
         __field(    int,  level     )
         __field(    int,  type      )
         __field(    u64,  seq       )
     ),
 
     TP_fast_assign_btrfs(fs_info,
         __entry->bytenr     = ref->bytenr;
         __entry->num_bytes  = ref->num_bytes;
         __entry->action     = action;
         __entry->parent     = full_ref->parent;
         __entry->ref_root   = full_ref->root;
         __entry->level      = full_ref->level;
         __entry->type       = ref->type;
         __entry->seq        = ref->seq;
     ),
 
     TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
           "parent=%llu(%s) ref_root=%llu(%s) level=%d "
           "type=%s seq=%llu",
           __entry->bytenr,
           __entry->num_bytes,
           show_ref_action(__entry->action),
           show_root_type(__entry->parent),
           show_root_type(__entry->ref_root),
           __entry->level, show_ref_type(__entry->type),
           __entry->seq)
 );
 
 DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info,
          const struct btrfs_delayed_ref_node *ref,
          const struct btrfs_delayed_tree_ref *full_ref,
          int action),
 
     TP_ARGS(fs_info, ref, full_ref, action)
 );
 
 DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info,
          const struct btrfs_delayed_ref_node *ref,
          const struct btrfs_delayed_tree_ref *full_ref,
          int action),
 
     TP_ARGS(fs_info, ref, full_ref, action)
 );
 
 DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info,
          const struct btrfs_delayed_ref_node *ref,
          const struct btrfs_delayed_data_ref *full_ref,
          int action),
 
     TP_ARGS(fs_info, ref, full_ref, action),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,  bytenr        )
         __field(    u64,  num_bytes     )
         __field(    int,  action        ) 
         __field(    u64,  parent        )
         __field(    u64,  ref_root      )
         __field(    u64,  owner     )
         __field(    u64,  offset        )
         __field(    int,  type      )
         __field(    u64,  seq       )
     ),
 
     TP_fast_assign_btrfs(fs_info,
         __entry->bytenr     = ref->bytenr;
         __entry->num_bytes  = ref->num_bytes;
         __entry->action     = action;
         __entry->parent     = full_ref->parent;
         __entry->ref_root   = full_ref->root;
         __entry->owner      = full_ref->objectid;
         __entry->offset     = full_ref->offset;
         __entry->type       = ref->type;
         __entry->seq        = ref->seq;
     ),
 
     TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
           "parent=%llu(%s) ref_root=%llu(%s) owner=%llu "
           "offset=%llu type=%s seq=%llu",
           __entry->bytenr,
           __entry->num_bytes,
           show_ref_action(__entry->action),
           show_root_type(__entry->parent),
           show_root_type(__entry->ref_root),
           __entry->owner,
           __entry->offset,
           show_ref_type(__entry->type),
           __entry->seq)
 );
 
 DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info,
          const struct btrfs_delayed_ref_node *ref,
          const struct btrfs_delayed_data_ref *full_ref,
          int action),
 
     TP_ARGS(fs_info, ref, full_ref, action)
 );
 
 DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info,
          const struct btrfs_delayed_ref_node *ref,
          const struct btrfs_delayed_data_ref *full_ref,
          int action),
 
     TP_ARGS(fs_info, ref, full_ref, action)
 );
 
 DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info,
          const struct btrfs_delayed_ref_head *head_ref,
          int action),
 
     TP_ARGS(fs_info, head_ref, action),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,  bytenr        )
         __field(    u64,  num_bytes     )
         __field(    int,  action        ) 
         __field(    int,  is_data       )
     ),
 
     TP_fast_assign_btrfs(fs_info,
         __entry->bytenr     = head_ref->bytenr;
         __entry->num_bytes  = head_ref->num_bytes;
         __entry->action     = action;
         __entry->is_data    = head_ref->is_data;
     ),
 
     TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d",
           __entry->bytenr,
           __entry->num_bytes,
           show_ref_action(__entry->action),
           __entry->is_data)
 );
 
 DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info,
          const struct btrfs_delayed_ref_head *head_ref,
          int action),
 
     TP_ARGS(fs_info, head_ref, action)
 );
 
 DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info,
          const struct btrfs_delayed_ref_head *head_ref,
          int action),
 
     TP_ARGS(fs_info, head_ref, action)
 );
 
 #define show_chunk_type(type)                   \
     __print_flags(type, "|",                \
         { BTRFS_BLOCK_GROUP_DATA,   "DATA"  },  \
         { BTRFS_BLOCK_GROUP_SYSTEM,     "SYSTEM"},  \
         { BTRFS_BLOCK_GROUP_METADATA,   "METADATA"},    \
         { BTRFS_BLOCK_GROUP_RAID0,  "RAID0" },  \
         { BTRFS_BLOCK_GROUP_RAID1,  "RAID1" },  \
         { BTRFS_BLOCK_GROUP_DUP,    "DUP"   },  \
         { BTRFS_BLOCK_GROUP_RAID10,     "RAID10"},  \
         { BTRFS_BLOCK_GROUP_RAID5,  "RAID5" },  \
         { BTRFS_BLOCK_GROUP_RAID6,  "RAID6" })
 
 DECLARE_EVENT_CLASS(btrfs__chunk,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info,
          const struct map_lookup *map, u64 offset, u64 size),
 
     TP_ARGS(fs_info, map, offset, size),
 
     TP_STRUCT__entry_btrfs(
         __field(    int,  num_stripes       )
         __field(    u64,  type          )
         __field(    int,  sub_stripes       )
         __field(    u64,  offset            )
         __field(    u64,  size          )
         __field(    u64,  root_objectid     )
     ),
 
     TP_fast_assign_btrfs(fs_info,
         __entry->num_stripes    = map->num_stripes;
         __entry->type       = map->type;
         __entry->sub_stripes    = map->sub_stripes;
         __entry->offset     = offset;
         __entry->size       = size;
         __entry->root_objectid  = fs_info->chunk_root->root_key.objectid;
     ),
 
     TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu "
           "num_stripes=%d sub_stripes=%d type=%s",
           show_root_type(__entry->root_objectid),
           __entry->offset,
           __entry->size,
           __entry->num_stripes, __entry->sub_stripes,
           show_chunk_type(__entry->type))
 );
 
 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info,
          const struct map_lookup *map, u64 offset, u64 size),
 
     TP_ARGS(fs_info, map, offset, size)
 );
 
 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info,
          const struct map_lookup *map, u64 offset, u64 size),
 
     TP_ARGS(fs_info, map, offset, size)
 );
 
 TRACE_EVENT(btrfs_cow_block,
 
     TP_PROTO(const struct btrfs_root *root, const struct extent_buffer *buf,
          const struct extent_buffer *cow),
 
     TP_ARGS(root, buf, cow),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,  root_objectid     )
         __field(    u64,  buf_start         )
         __field(    int,  refs          )
         __field(    u64,  cow_start         )
         __field(    int,  buf_level         )
         __field(    int,  cow_level         )
     ),
 
     TP_fast_assign_btrfs(root->fs_info,
         __entry->root_objectid  = root->root_key.objectid;
         __entry->buf_start  = buf->start;
         __entry->refs       = atomic_read(&buf->refs);
         __entry->cow_start  = cow->start;
         __entry->buf_level  = btrfs_header_level(buf);
         __entry->cow_level  = btrfs_header_level(cow);
     ),
 
     TP_printk_btrfs("root=%llu(%s) refs=%d orig_buf=%llu "
           "(orig_level=%d) cow_buf=%llu (cow_level=%d)",
           show_root_type(__entry->root_objectid),
           __entry->refs,
           __entry->buf_start,
           __entry->buf_level,
           __entry->cow_start,
           __entry->cow_level)
 );
 
 TRACE_EVENT(btrfs_space_reservation,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info, const char *type, u64 val,
          u64 bytes, int reserve),
 
     TP_ARGS(fs_info, type, val, bytes, reserve),
 
     TP_STRUCT__entry_btrfs(
         __string(   type,   type            )
         __field(    u64,    val         )
         __field(    u64,    bytes           )
         __field(    int,    reserve         )
     ),
 
     TP_fast_assign_btrfs(fs_info,
         __assign_str(type, type);
         __entry->val        = val;
         __entry->bytes      = bytes;
         __entry->reserve    = reserve;
     ),
 
     TP_printk_btrfs("%s: %llu %s %llu", __get_str(type), __entry->val,
             __entry->reserve ? "reserve" : "release",
             __entry->bytes)
 );
 
 TRACE_EVENT(btrfs_trigger_flush,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
          int flush, const char *reason),
 
     TP_ARGS(fs_info, flags, bytes, flush, reason),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,    flags           )
         __field(    u64,    bytes           )
         __field(    int,    flush           )
         __string(   reason, reason          )
     ),
 
     TP_fast_assign_btrfs(fs_info,
         __entry->flags  = flags;
         __entry->bytes  = bytes;
         __entry->flush  = flush;
         __assign_str(reason, reason);
     ),
 
     TP_printk_btrfs("%s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
           __get_str(reason), __entry->flush,
           __print_symbolic(__entry->flush, FLUSH_ACTIONS),
           __entry->flags,
           __print_flags((unsigned long)__entry->flags, "|",
                 BTRFS_GROUP_FLAGS),
           __entry->bytes)
 );
 
 
 TRACE_EVENT(btrfs_flush_space,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
          int state, int ret, bool for_preempt),
 
     TP_ARGS(fs_info, flags, num_bytes, state, ret, for_preempt),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,    flags           )
         __field(    u64,    num_bytes       )
         __field(    int,    state           )
         __field(    int,    ret         )
         __field(       bool,    for_preempt     )
     ),
 
     TP_fast_assign_btrfs(fs_info,
         __entry->flags      =   flags;
         __entry->num_bytes  =   num_bytes;
         __entry->state      =   state;
         __entry->ret        =   ret;
         __entry->for_preempt    =   for_preempt;
     ),
 
     TP_printk_btrfs("state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d for_preempt=%d",
           __entry->state,
           __print_symbolic(__entry->state, FLUSH_STATES),
           __entry->flags,
           __print_flags((unsigned long)__entry->flags, "|",
                 BTRFS_GROUP_FLAGS),
           __entry->num_bytes, __entry->ret, __entry->for_preempt)
 );
 
 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
 
     TP_ARGS(fs_info, start, len),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,  start         )
         __field(    u64,  len           )
     ),
 
     TP_fast_assign_btrfs(fs_info,
         __entry->start      = start;
         __entry->len        = len;
     ),
 
     TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu",
           show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
           __entry->start,
           __entry->len)
 );
 
 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
 
     TP_ARGS(fs_info, start, len)
 );
 
 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
 
     TP_ARGS(fs_info, start, len)
 );
 
 TRACE_EVENT(find_free_extent,
 
     TP_PROTO(const struct btrfs_root *root, u64 num_bytes,
          u64 empty_size, u64 data),
 
     TP_ARGS(root, num_bytes, empty_size, data),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,    root_objectid       )
         __field(    u64,    num_bytes       )
         __field(    u64,    empty_size      )
         __field(    u64,    data            )
     ),
 
     TP_fast_assign_btrfs(root->fs_info,
         __entry->root_objectid  = root->root_key.objectid;
         __entry->num_bytes  = num_bytes;
         __entry->empty_size = empty_size;
         __entry->data       = data;
     ),
 
     TP_printk_btrfs("root=%llu(%s) len=%llu empty_size=%llu flags=%llu(%s)",
           show_root_type(__entry->root_objectid),
           __entry->num_bytes, __entry->empty_size, __entry->data,
           __print_flags((unsigned long)__entry->data, "|",
                  BTRFS_GROUP_FLAGS))
 );
 
 DECLARE_EVENT_CLASS(btrfs__reserve_extent,
 
     TP_PROTO(const struct btrfs_block_group *block_group, u64 start,
          u64 len),
 
     TP_ARGS(block_group, start, len),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,    bg_objectid     )
         __field(    u64,    flags           )
         __field(    u64,    start           )
         __field(    u64,    len         )
     ),
 
     TP_fast_assign_btrfs(block_group->fs_info,
         __entry->bg_objectid    = block_group->start;
         __entry->flags      = block_group->flags;
         __entry->start      = start;
         __entry->len        = len;
     ),
 
     TP_printk_btrfs("root=%llu(%s) block_group=%llu flags=%llu(%s) "
           "start=%llu len=%llu",
           show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
           __entry->bg_objectid,
           __entry->flags, __print_flags((unsigned long)__entry->flags,
                         "|", BTRFS_GROUP_FLAGS),
           __entry->start, __entry->len)
 );
 
 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
 
     TP_PROTO(const struct btrfs_block_group *block_group, u64 start,
          u64 len),
 
     TP_ARGS(block_group, start, len)
 );
 
 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
 
     TP_PROTO(const struct btrfs_block_group *block_group, u64 start,
          u64 len),
 
     TP_ARGS(block_group, start, len)
 );
 
 TRACE_EVENT(btrfs_find_cluster,
 
     TP_PROTO(const struct btrfs_block_group *block_group, u64 start,
          u64 bytes, u64 empty_size, u64 min_bytes),
 
     TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,    bg_objectid     )
         __field(    u64,    flags           )
         __field(    u64,    start           )
         __field(    u64,    bytes           )
         __field(    u64,    empty_size      )
         __field(    u64,    min_bytes       )
     ),
 
     TP_fast_assign_btrfs(block_group->fs_info,
         __entry->bg_objectid    = block_group->start;
         __entry->flags      = block_group->flags;
         __entry->start      = start;
         __entry->bytes      = bytes;
         __entry->empty_size = empty_size;
         __entry->min_bytes  = min_bytes;
     ),
 
     TP_printk_btrfs("block_group=%llu flags=%llu(%s) start=%llu len=%llu "
           "empty_size=%llu min_bytes=%llu", __entry->bg_objectid,
           __entry->flags,
           __print_flags((unsigned long)__entry->flags, "|",
                 BTRFS_GROUP_FLAGS), __entry->start,
           __entry->bytes, __entry->empty_size,  __entry->min_bytes)
 );
 
 TRACE_EVENT(btrfs_failed_cluster_setup,
 
     TP_PROTO(const struct btrfs_block_group *block_group),
 
     TP_ARGS(block_group),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,    bg_objectid     )
     ),
 
     TP_fast_assign_btrfs(block_group->fs_info,
         __entry->bg_objectid    = block_group->start;
     ),
 
     TP_printk_btrfs("block_group=%llu", __entry->bg_objectid)
 );
 
 TRACE_EVENT(btrfs_setup_cluster,
 
     TP_PROTO(const struct btrfs_block_group *block_group,
          const struct btrfs_free_cluster *cluster,
          u64 size, int bitmap),
 
     TP_ARGS(block_group, cluster, size, bitmap),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,    bg_objectid     )
         __field(    u64,    flags           )
         __field(    u64,    start           )
         __field(    u64,    max_size        )
         __field(    u64,    size            )
         __field(    int,    bitmap          )
     ),
 
     TP_fast_assign_btrfs(block_group->fs_info,
         __entry->bg_objectid    = block_group->start;
         __entry->flags      = block_group->flags;
         __entry->start      = cluster->window_start;
         __entry->max_size   = cluster->max_size;
         __entry->size       = size;
         __entry->bitmap     = bitmap;
     ),
 
     TP_printk_btrfs("block_group=%llu flags=%llu(%s) window_start=%llu "
           "size=%llu max_size=%llu bitmap=%d",
           __entry->bg_objectid,
           __entry->flags,
           __print_flags((unsigned long)__entry->flags, "|",
                 BTRFS_GROUP_FLAGS), __entry->start,
           __entry->size, __entry->max_size, __entry->bitmap)
 );
 
 struct extent_state;
 TRACE_EVENT(alloc_extent_state,
 
     TP_PROTO(const struct extent_state *state,
          gfp_t mask, unsigned long IP),
 
     TP_ARGS(state, mask, IP),
 
     TP_STRUCT__entry(
         __field(const struct extent_state *, state)
         __field(unsigned long, mask)
         __field(const void*, ip)
     ),
 
     TP_fast_assign(
         __entry->state  = state,
         __entry->mask   = (__force unsigned long)mask,
         __entry->ip = (const void *)IP
     ),
 
     TP_printk("state=%p mask=%s caller=%pS", __entry->state,
           show_gfp_flags(__entry->mask), __entry->ip)
 );
 
 TRACE_EVENT(free_extent_state,
 
     TP_PROTO(const struct extent_state *state, unsigned long IP),
 
     TP_ARGS(state, IP),
 
     TP_STRUCT__entry(
         __field(const struct extent_state *, state)
         __field(const void*, ip)
     ),
 
     TP_fast_assign(
         __entry->state  = state,
         __entry->ip = (const void *)IP
     ),
 
     TP_printk("state=%p caller=%pS", __entry->state, __entry->ip)
 );
 
 DECLARE_EVENT_CLASS(btrfs__work,
 
     TP_PROTO(const struct btrfs_work *work),
 
     TP_ARGS(work),
 
     TP_STRUCT__entry_btrfs(
         __field(    const void *,   work            )
         __field(    const void *,   wq          )
         __field(    const void *,   func            )
         __field(    const void *,   ordered_func        )
         __field(    const void *,   ordered_free        )
         __field(    const void *,   normal_work     )
     ),
 
     TP_fast_assign_btrfs(btrfs_work_owner(work),
         __entry->work       = work;
         __entry->wq     = work->wq;
         __entry->func       = work->func;
         __entry->ordered_func   = work->ordered_func;
         __entry->ordered_free   = work->ordered_free;
         __entry->normal_work    = &work->normal_work;
     ),
 
     TP_printk_btrfs("work=%p (normal_work=%p) wq=%p func=%ps ordered_func=%p "
           "ordered_free=%p",
           __entry->work, __entry->normal_work, __entry->wq,
            __entry->func, __entry->ordered_func, __entry->ordered_free)
 );
 
 /*
  * For situations when the work is freed, we pass fs_info and a tag that matches
  * the address of the work structure so it can be paired with the scheduling
  * event. DO NOT add anything here that dereferences wtag.
  */
 DECLARE_EVENT_CLASS(btrfs__work__done,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
 
     TP_ARGS(fs_info, wtag),
 
     TP_STRUCT__entry_btrfs(
         __field(    const void *,   wtag            )
     ),
 
     TP_fast_assign_btrfs(fs_info,
         __entry->wtag       = wtag;
     ),
 
     TP_printk_btrfs("work->%p", __entry->wtag)
 );
 
 DEFINE_EVENT(btrfs__work, btrfs_work_queued,
 
     TP_PROTO(const struct btrfs_work *work),
 
     TP_ARGS(work)
 );
 
 DEFINE_EVENT(btrfs__work, btrfs_work_sched,
 
     TP_PROTO(const struct btrfs_work *work),
 
     TP_ARGS(work)
 );
 
 DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
 
     TP_ARGS(fs_info, wtag)
 );
 
 DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
 
     TP_PROTO(const struct btrfs_work *work),
 
     TP_ARGS(work)
 );
 
 DECLARE_EVENT_CLASS(btrfs_workqueue,
 
     TP_PROTO(const struct btrfs_workqueue *wq, const char *name),
 
     TP_ARGS(wq, name),
 
     TP_STRUCT__entry_btrfs(
         __field(    const void *,   wq          )
         __string(   name,   name            )
     ),
 
     TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
         __entry->wq     = wq;
         __assign_str(name, name);
     ),
 
     TP_printk_btrfs("name=%s wq=%p", __get_str(name),
           __entry->wq)
 );
 
 DEFINE_EVENT(btrfs_workqueue, btrfs_workqueue_alloc,
 
     TP_PROTO(const struct btrfs_workqueue *wq, const char *name),
 
     TP_ARGS(wq, name)
 );
 
 DECLARE_EVENT_CLASS(btrfs_workqueue_done,
 
     TP_PROTO(const struct btrfs_workqueue *wq),
 
     TP_ARGS(wq),
 
     TP_STRUCT__entry_btrfs(
         __field(    const void *,   wq      )
     ),
 
     TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
         __entry->wq     = wq;
     ),
 
     TP_printk_btrfs("wq=%p", __entry->wq)
 );
 
 DEFINE_EVENT(btrfs_workqueue_done, btrfs_workqueue_destroy,
 
     TP_PROTO(const struct btrfs_workqueue *wq),
 
     TP_ARGS(wq)
 );
 
 #define BTRFS_QGROUP_OPERATIONS             \
     { QGROUP_RESERVE,   "reserve"   },  \
     { QGROUP_RELEASE,   "release"   },  \
     { QGROUP_FREE,      "free"      }
 
 DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data,
 
     TP_PROTO(const struct inode *inode, u64 start, u64 len,
          u64 reserved, int op),
 
     TP_ARGS(inode, start, len, reserved, op),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,        rootid      )
         __field(    u64,        ino     )
         __field(    u64,        start       )
         __field(    u64,        len     )
         __field(    u64,        reserved    )
         __field(    int,        op      )
     ),
 
     TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
         __entry->rootid     =
             BTRFS_I(inode)->root->root_key.objectid;
         __entry->ino        = btrfs_ino(BTRFS_I(inode));
         __entry->start      = start;
         __entry->len        = len;
         __entry->reserved   = reserved;
         __entry->op     = op;
     ),
 
     TP_printk_btrfs("root=%llu ino=%llu start=%llu len=%llu reserved=%llu op=%s",
           __entry->rootid, __entry->ino, __entry->start, __entry->len,
           __entry->reserved,
           __print_flags((unsigned long)__entry->op, "",
                 BTRFS_QGROUP_OPERATIONS)
     )
 );
 
 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_reserve_data,
 
     TP_PROTO(const struct inode *inode, u64 start, u64 len,
          u64 reserved, int op),
 
     TP_ARGS(inode, start, len, reserved, op)
 );
 
 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_release_data,
 
     TP_PROTO(const struct inode *inode, u64 start, u64 len,
          u64 reserved, int op),
 
     TP_ARGS(inode, start, len, reserved, op)
 );
 
 DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
     TP_PROTO(const struct btrfs_fs_info *fs_info,
          const struct btrfs_qgroup_extent_record *rec),
 
     TP_ARGS(fs_info, rec),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,  bytenr        )
         __field(    u64,  num_bytes     )
     ),
 
     TP_fast_assign_btrfs(fs_info,
         __entry->bytenr     = rec->bytenr,
         __entry->num_bytes  = rec->num_bytes;
     ),
 
     TP_printk_btrfs("bytenr=%llu num_bytes=%llu",
           __entry->bytenr, __entry->num_bytes)
 );
 
 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info,
          const struct btrfs_qgroup_extent_record *rec),
 
     TP_ARGS(fs_info, rec)
 );
 
 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_trace_extent,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info,
          const struct btrfs_qgroup_extent_record *rec),
 
     TP_ARGS(fs_info, rec)
 );
 
 TRACE_EVENT(qgroup_num_dirty_extents,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid,
          u64 num_dirty_extents),
 
     TP_ARGS(fs_info, transid, num_dirty_extents),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64, transid            )
         __field(    u64, num_dirty_extents      )
     ),
 
     TP_fast_assign_btrfs(fs_info,
         __entry->transid       = transid;
         __entry->num_dirty_extents = num_dirty_extents;
     ),
 
     TP_printk_btrfs("transid=%llu num_dirty_extents=%llu",
         __entry->transid, __entry->num_dirty_extents)
 );
 
 TRACE_EVENT(btrfs_qgroup_account_extent,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info, u64 transid, u64 bytenr,
          u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots),
 
     TP_ARGS(fs_info, transid, bytenr, num_bytes, nr_old_roots,
         nr_new_roots),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,  transid           )
         __field(    u64,  bytenr            )
         __field(    u64,  num_bytes         )
         __field(    u64,  nr_old_roots      )
         __field(    u64,  nr_new_roots      )
     ),
 
     TP_fast_assign_btrfs(fs_info,
         __entry->transid    = transid;
         __entry->bytenr     = bytenr;
         __entry->num_bytes  = num_bytes;
         __entry->nr_old_roots   = nr_old_roots;
         __entry->nr_new_roots   = nr_new_roots;
     ),
 
     TP_printk_btrfs(
 "transid=%llu bytenr=%llu num_bytes=%llu nr_old_roots=%llu nr_new_roots=%llu",
         __entry->transid,
         __entry->bytenr,
         __entry->num_bytes,
         __entry->nr_old_roots,
         __entry->nr_new_roots)
 );
 
 TRACE_EVENT(qgroup_update_counters,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info,
          const struct btrfs_qgroup *qgroup,
          u64 cur_old_count, u64 cur_new_count),
 
     TP_ARGS(fs_info, qgroup, cur_old_count, cur_new_count),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,  qgid          )
         __field(    u64,  old_rfer          )
         __field(    u64,  old_excl          )
         __field(    u64,  cur_old_count     )
         __field(    u64,  cur_new_count     )
     ),
 
     TP_fast_assign_btrfs(fs_info,
         __entry->qgid       = qgroup->qgroupid;
         __entry->old_rfer   = qgroup->rfer;
         __entry->old_excl   = qgroup->excl;
         __entry->cur_old_count  = cur_old_count;
         __entry->cur_new_count  = cur_new_count;
     ),
 
     TP_printk_btrfs("qgid=%llu old_rfer=%llu old_excl=%llu cur_old_count=%llu cur_new_count=%llu",
           __entry->qgid, __entry->old_rfer, __entry->old_excl,
           __entry->cur_old_count, __entry->cur_new_count)
 );
 
 TRACE_EVENT(qgroup_update_reserve,
 
     TP_PROTO(struct btrfs_fs_info *fs_info, struct btrfs_qgroup *qgroup,
          s64 diff, int type),
 
     TP_ARGS(fs_info, qgroup, diff, type),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,    qgid            )
         __field(    u64,    cur_reserved        )
         __field(    s64,    diff            )
         __field(    int,    type            )
     ),
 
     TP_fast_assign_btrfs(fs_info,
         __entry->qgid       = qgroup->qgroupid;
         __entry->cur_reserved   = qgroup->rsv.values[type];
         __entry->diff       = diff;
         __entry->type       = type;
     ),
 
     TP_printk_btrfs("qgid=%llu type=%s cur_reserved=%llu diff=%lld",
         __entry->qgid, __print_symbolic(__entry->type, QGROUP_RSV_TYPES),
         __entry->cur_reserved, __entry->diff)
 );
 
 TRACE_EVENT(qgroup_meta_reserve,
 
     TP_PROTO(struct btrfs_root *root, s64 diff, int type),
 
     TP_ARGS(root, diff, type),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,    refroot         )
         __field(    s64,    diff            )
         __field(    int,    type            )
     ),
 
     TP_fast_assign_btrfs(root->fs_info,
         __entry->refroot    = root->root_key.objectid;
         __entry->diff       = diff;
         __entry->type       = type;
     ),
 
     TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
         show_root_type(__entry->refroot),
         __print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
 );
 
 TRACE_EVENT(qgroup_meta_convert,
 
     TP_PROTO(struct btrfs_root *root, s64 diff),
 
     TP_ARGS(root, diff),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,    refroot         )
         __field(    s64,    diff            )
     ),
 
     TP_fast_assign_btrfs(root->fs_info,
         __entry->refroot    = root->root_key.objectid;
         __entry->diff       = diff;
     ),
 
     TP_printk_btrfs("refroot=%llu(%s) type=%s->%s diff=%lld",
         show_root_type(__entry->refroot),
         __print_symbolic(BTRFS_QGROUP_RSV_META_PREALLOC, QGROUP_RSV_TYPES),
         __print_symbolic(BTRFS_QGROUP_RSV_META_PERTRANS, QGROUP_RSV_TYPES),
         __entry->diff)
 );
 
 TRACE_EVENT(qgroup_meta_free_all_pertrans,
 
     TP_PROTO(struct btrfs_root *root),
 
     TP_ARGS(root),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,    refroot         )
         __field(    s64,    diff            )
         __field(    int,    type            )
     ),
 
     TP_fast_assign_btrfs(root->fs_info,
         __entry->refroot    = root->root_key.objectid;
         spin_lock(&root->qgroup_meta_rsv_lock);
         __entry->diff       = -(s64)root->qgroup_meta_rsv_pertrans;
         spin_unlock(&root->qgroup_meta_rsv_lock);
         __entry->type       = BTRFS_QGROUP_RSV_META_PERTRANS;
     ),
 
     TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
         show_root_type(__entry->refroot),
         __print_symbolic(__entry->type, QGROUP_RSV_TYPES), __entry->diff)
 );
 
 DECLARE_EVENT_CLASS(btrfs__prelim_ref,
     TP_PROTO(const struct btrfs_fs_info *fs_info,
          const struct prelim_ref *oldref,
          const struct prelim_ref *newref, u64 tree_size),
     TP_ARGS(fs_info, newref, oldref, tree_size),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,  root_id       )
         __field(    u64,  objectid      )
         __field(     u8,  type      )
         __field(    u64,  offset        )
         __field(    int,  level     )
         __field(    int,  old_count     )
         __field(    u64,  parent        )
         __field(    u64,  bytenr        )
         __field(    int,  mod_count     )
         __field(    u64,  tree_size     )
     ),
 
     TP_fast_assign_btrfs(fs_info,
         __entry->root_id    = oldref->root_id;
         __entry->objectid   = oldref->key_for_search.objectid;
         __entry->type       = oldref->key_for_search.type;
         __entry->offset     = oldref->key_for_search.offset;
         __entry->level      = oldref->level;
         __entry->old_count  = oldref->count;
         __entry->parent     = oldref->parent;
         __entry->bytenr     = oldref->wanted_disk_byte;
         __entry->mod_count  = newref ? newref->count : 0;
         __entry->tree_size  = tree_size;
     ),
 
     TP_printk_btrfs("root_id=%llu key=[%llu,%u,%llu] level=%d count=[%d+%d=%d] parent=%llu wanted_disk_byte=%llu nodes=%llu",
             __entry->root_id,
             __entry->objectid, __entry->type,
             __entry->offset, __entry->level,
             __entry->old_count, __entry->mod_count,
             __entry->old_count + __entry->mod_count,
             __entry->parent,
             __entry->bytenr,
             __entry->tree_size)
 );
 
 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_merge,
     TP_PROTO(const struct btrfs_fs_info *fs_info,
          const struct prelim_ref *oldref,
          const struct prelim_ref *newref, u64 tree_size),
     TP_ARGS(fs_info, oldref, newref, tree_size)
 );
 
 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_insert,
     TP_PROTO(const struct btrfs_fs_info *fs_info,
          const struct prelim_ref *oldref,
          const struct prelim_ref *newref, u64 tree_size),
     TP_ARGS(fs_info, oldref, newref, tree_size)
 );
 
 TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
     TP_PROTO(const struct btrfs_root *root, u64 ino, int mod),
 
     TP_ARGS(root, ino, mod),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64, root_objectid  )
         __field(    u64, ino        )
         __field(    int, mod        )
     ),
 
     TP_fast_assign_btrfs(root->fs_info,
         __entry->root_objectid  = root->root_key.objectid;
         __entry->ino        = ino;
         __entry->mod        = mod;
     ),
 
     TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d",
             show_root_type(__entry->root_objectid),
             __entry->ino, __entry->mod)
 );
 
 DECLARE_EVENT_CLASS(btrfs__block_group,
     TP_PROTO(const struct btrfs_block_group *bg_cache),
 
     TP_ARGS(bg_cache),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,    bytenr      )
         __field(    u64,    len     )
         __field(    u64,    used        )
         __field(    u64,    flags       )
     ),
 
     TP_fast_assign_btrfs(bg_cache->fs_info,
         __entry->bytenr = bg_cache->start,
         __entry->len    = bg_cache->length,
         __entry->used   = bg_cache->used;
         __entry->flags  = bg_cache->flags;
     ),
 
     TP_printk_btrfs("bg bytenr=%llu len=%llu used=%llu flags=%llu(%s)",
         __entry->bytenr, __entry->len, __entry->used, __entry->flags,
         __print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS))
 );
 
 DEFINE_EVENT(btrfs__block_group, btrfs_remove_block_group,
     TP_PROTO(const struct btrfs_block_group *bg_cache),
 
     TP_ARGS(bg_cache)
 );
 
 DEFINE_EVENT(btrfs__block_group, btrfs_add_unused_block_group,
     TP_PROTO(const struct btrfs_block_group *bg_cache),
 
     TP_ARGS(bg_cache)
 );
 
 DEFINE_EVENT(btrfs__block_group, btrfs_add_reclaim_block_group,
     TP_PROTO(const struct btrfs_block_group *bg_cache),
 
     TP_ARGS(bg_cache)
 );
 
 DEFINE_EVENT(btrfs__block_group, btrfs_reclaim_block_group,
     TP_PROTO(const struct btrfs_block_group *bg_cache),
 
     TP_ARGS(bg_cache)
 );
 
 DEFINE_EVENT(btrfs__block_group, btrfs_skip_unused_block_group,
     TP_PROTO(const struct btrfs_block_group *bg_cache),
 
     TP_ARGS(bg_cache)
 );
 
 TRACE_EVENT(btrfs_set_extent_bit,
     TP_PROTO(const struct extent_io_tree *tree,
          u64 start, u64 len, unsigned set_bits),
 
     TP_ARGS(tree, start, len, set_bits),
 
     TP_STRUCT__entry_btrfs(
         __field(    unsigned,   owner   )
         __field(    u64,        ino )
         __field(    u64,        rootid  )
         __field(    u64,        start   )
         __field(    u64,        len )
         __field(    unsigned,   set_bits)
     ),
 
     TP_fast_assign_btrfs(tree->fs_info,
         __entry->owner = tree->owner;
         if (tree->private_data) {
             const struct inode *inode = tree->private_data;
 
             __entry->ino    = btrfs_ino(BTRFS_I(inode));
             __entry->rootid =
                 BTRFS_I(inode)->root->root_key.objectid;
         } else {
             __entry->ino    = 0;
             __entry->rootid = 0;
         }
         __entry->start      = start;
         __entry->len        = len;
         __entry->set_bits   = set_bits;
     ),
 
     TP_printk_btrfs(
         "io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s",
         __print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
         __entry->rootid, __entry->start, __entry->len,
         __print_flags(__entry->set_bits, "|", EXTENT_FLAGS))
 );
 
 TRACE_EVENT(btrfs_clear_extent_bit,
     TP_PROTO(const struct extent_io_tree *tree,
          u64 start, u64 len, unsigned clear_bits),
 
     TP_ARGS(tree, start, len, clear_bits),
 
     TP_STRUCT__entry_btrfs(
         __field(    unsigned,   owner   )
         __field(    u64,        ino )
         __field(    u64,        rootid  )
         __field(    u64,        start   )
         __field(    u64,        len )
         __field(    unsigned,   clear_bits)
     ),
 
     TP_fast_assign_btrfs(tree->fs_info,
         __entry->owner = tree->owner;
         if (tree->private_data) {
             const struct inode *inode = tree->private_data;
 
             __entry->ino    = btrfs_ino(BTRFS_I(inode));
             __entry->rootid =
                 BTRFS_I(inode)->root->root_key.objectid;
         } else {
             __entry->ino    = 0;
             __entry->rootid = 0;
         }
         __entry->start      = start;
         __entry->len        = len;
         __entry->clear_bits = clear_bits;
     ),
 
     TP_printk_btrfs(
         "io_tree=%s ino=%llu root=%llu start=%llu len=%llu clear_bits=%s",
         __print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
         __entry->rootid, __entry->start, __entry->len,
         __print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
 );
 
 TRACE_EVENT(btrfs_convert_extent_bit,
     TP_PROTO(const struct extent_io_tree *tree,
          u64 start, u64 len, unsigned set_bits, unsigned clear_bits),
 
     TP_ARGS(tree, start, len, set_bits, clear_bits),
 
     TP_STRUCT__entry_btrfs(
         __field(    unsigned,   owner   )
         __field(    u64,        ino )
         __field(    u64,        rootid  )
         __field(    u64,        start   )
         __field(    u64,        len )
         __field(    unsigned,   set_bits)
         __field(    unsigned,   clear_bits)
     ),
 
     TP_fast_assign_btrfs(tree->fs_info,
         __entry->owner = tree->owner;
         if (tree->private_data) {
             const struct inode *inode = tree->private_data;
 
             __entry->ino    = btrfs_ino(BTRFS_I(inode));
             __entry->rootid =
                 BTRFS_I(inode)->root->root_key.objectid;
         } else {
             __entry->ino    = 0;
             __entry->rootid = 0;
         }
         __entry->start      = start;
         __entry->len        = len;
         __entry->set_bits   = set_bits;
         __entry->clear_bits = clear_bits;
     ),
 
     TP_printk_btrfs(
 "io_tree=%s ino=%llu root=%llu start=%llu len=%llu set_bits=%s clear_bits=%s",
           __print_symbolic(__entry->owner, IO_TREE_OWNER), __entry->ino,
           __entry->rootid, __entry->start, __entry->len,
           __print_flags(__entry->set_bits , "|", EXTENT_FLAGS),
           __print_flags(__entry->clear_bits, "|", EXTENT_FLAGS))
 );
 
 DECLARE_EVENT_CLASS(btrfs_dump_space_info,
     TP_PROTO(struct btrfs_fs_info *fs_info,
          const struct btrfs_space_info *sinfo),
 
     TP_ARGS(fs_info, sinfo),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,    flags           )
         __field(    u64,    total_bytes     )
         __field(    u64,    bytes_used      )
         __field(    u64,    bytes_pinned        )
         __field(    u64,    bytes_reserved      )
         __field(    u64,    bytes_may_use       )
         __field(    u64,    bytes_readonly      )
         __field(    u64,    reclaim_size        )
         __field(    int,    clamp           )
         __field(    u64,    global_reserved     )
         __field(    u64,    trans_reserved      )
         __field(    u64,    delayed_refs_reserved   )
         __field(    u64,    delayed_reserved    )
         __field(    u64,    free_chunk_space    )
         __field(    u64,    delalloc_bytes      )
         __field(    u64,    ordered_bytes       )
     ),
 
     TP_fast_assign_btrfs(fs_info,
         __entry->flags          =   sinfo->flags;
         __entry->total_bytes        =   sinfo->total_bytes;
         __entry->bytes_used     =   sinfo->bytes_used;
         __entry->bytes_pinned       =   sinfo->bytes_pinned;
         __entry->bytes_reserved     =   sinfo->bytes_reserved;
         __entry->bytes_may_use      =   sinfo->bytes_may_use;
         __entry->bytes_readonly     =   sinfo->bytes_readonly;
         __entry->reclaim_size       =   sinfo->reclaim_size;
         __entry->clamp          =   sinfo->clamp;
         __entry->global_reserved    =   fs_info->global_block_rsv.reserved;
         __entry->trans_reserved     =   fs_info->trans_block_rsv.reserved;
         __entry->delayed_refs_reserved  =   fs_info->delayed_refs_rsv.reserved;
         __entry->delayed_reserved   =   fs_info->delayed_block_rsv.reserved;
         __entry->free_chunk_space   =   atomic64_read(&fs_info->free_chunk_space);
         __entry->delalloc_bytes     =   percpu_counter_sum_positive(&fs_info->delalloc_bytes);
         __entry->ordered_bytes      =   percpu_counter_sum_positive(&fs_info->ordered_bytes);
     ),
 
     TP_printk_btrfs("flags=%s total_bytes=%llu bytes_used=%llu "
             "bytes_pinned=%llu bytes_reserved=%llu "
             "bytes_may_use=%llu bytes_readonly=%llu "
             "reclaim_size=%llu clamp=%d global_reserved=%llu "
             "trans_reserved=%llu delayed_refs_reserved=%llu "
             "delayed_reserved=%llu chunk_free_space=%llu "
             "delalloc_bytes=%llu ordered_bytes=%llu",
             __print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
             __entry->total_bytes, __entry->bytes_used,
             __entry->bytes_pinned, __entry->bytes_reserved,
             __entry->bytes_may_use, __entry->bytes_readonly,
             __entry->reclaim_size, __entry->clamp,
             __entry->global_reserved, __entry->trans_reserved,
             __entry->delayed_refs_reserved,
             __entry->delayed_reserved, __entry->free_chunk_space,
             __entry->delalloc_bytes, __entry->ordered_bytes)
 );
 
 DEFINE_EVENT(btrfs_dump_space_info, btrfs_done_preemptive_reclaim,
     TP_PROTO(struct btrfs_fs_info *fs_info,
          const struct btrfs_space_info *sinfo),
     TP_ARGS(fs_info, sinfo)
 );
 
 DEFINE_EVENT(btrfs_dump_space_info, btrfs_fail_all_tickets,
     TP_PROTO(struct btrfs_fs_info *fs_info,
          const struct btrfs_space_info *sinfo),
     TP_ARGS(fs_info, sinfo)
 );
 
 TRACE_EVENT(btrfs_reserve_ticket,
     TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
          u64 start_ns, int flush, int error),
 
     TP_ARGS(fs_info, flags, bytes, start_ns, flush, error),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,    flags       )
         __field(    u64,    bytes       )
         __field(    u64,    start_ns    )
         __field(    int,    flush       )
         __field(    int,    error       )
     ),
 
     TP_fast_assign_btrfs(fs_info,
         __entry->flags      = flags;
         __entry->bytes      = bytes;
         __entry->start_ns   = start_ns;
         __entry->flush      = flush;
         __entry->error      = error;
     ),
 
     TP_printk_btrfs("flags=%s bytes=%llu start_ns=%llu flush=%s error=%d",
             __print_flags(__entry->flags, "|", BTRFS_GROUP_FLAGS),
             __entry->bytes, __entry->start_ns,
             __print_symbolic(__entry->flush, FLUSH_ACTIONS),
             __entry->error)
 );
 
 DECLARE_EVENT_CLASS(btrfs_sleep_tree_lock,
     TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
 
     TP_ARGS(eb, start_ns),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,    block       )
         __field(    u64,    generation  )
         __field(    u64,    start_ns    )
         __field(    u64,    end_ns      )
         __field(    u64,    diff_ns     )
         __field(    u64,    owner       )
         __field(    int,    is_log_tree )
     ),
 
     TP_fast_assign_btrfs(eb->fs_info,
         __entry->block      = eb->start;
         __entry->generation = btrfs_header_generation(eb);
         __entry->start_ns   = start_ns;
         __entry->end_ns     = ktime_get_ns();
         __entry->diff_ns    = __entry->end_ns - start_ns;
         __entry->owner      = btrfs_header_owner(eb);
         __entry->is_log_tree    = (eb->log_index >= 0);
     ),
 
     TP_printk_btrfs(
 "block=%llu generation=%llu start_ns=%llu end_ns=%llu diff_ns=%llu owner=%llu is_log_tree=%d",
         __entry->block, __entry->generation,
         __entry->start_ns, __entry->end_ns, __entry->diff_ns,
         __entry->owner, __entry->is_log_tree)
 );
 
 DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_read_lock,
     TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
 
     TP_ARGS(eb, start_ns)
 );
 
 DEFINE_EVENT(btrfs_sleep_tree_lock, btrfs_tree_lock,
     TP_PROTO(const struct extent_buffer *eb, u64 start_ns),
 
     TP_ARGS(eb, start_ns)
 );
 
 DECLARE_EVENT_CLASS(btrfs_locking_events,
     TP_PROTO(const struct extent_buffer *eb),
 
     TP_ARGS(eb),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,    block       )
         __field(    u64,    generation  )
         __field(    u64,    owner       )
         __field(    int,    is_log_tree )
     ),
 
     TP_fast_assign_btrfs(eb->fs_info,
         __entry->block      = eb->start;
         __entry->generation = btrfs_header_generation(eb);
         __entry->owner      = btrfs_header_owner(eb);
         __entry->is_log_tree    = (eb->log_index >= 0);
     ),
 
     TP_printk_btrfs("block=%llu generation=%llu owner=%llu is_log_tree=%d",
         __entry->block, __entry->generation,
         __entry->owner, __entry->is_log_tree)
 );
 
 #define DEFINE_BTRFS_LOCK_EVENT(name)               \
 DEFINE_EVENT(btrfs_locking_events, name,            \
         TP_PROTO(const struct extent_buffer *eb),   \
                                 \
         TP_ARGS(eb)                 \
 )
 
 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_unlock);
 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock);
 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_unlock_blocking);
 DEFINE_BTRFS_LOCK_EVENT(btrfs_set_lock_blocking_read);
 DEFINE_BTRFS_LOCK_EVENT(btrfs_set_lock_blocking_write);
 DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_read_lock);
 DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_write_lock);
 DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_lock_atomic);
 
 DECLARE_EVENT_CLASS(btrfs__space_info_update,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info,
          const struct btrfs_space_info *sinfo, u64 old, s64 diff),
 
     TP_ARGS(fs_info, sinfo, old, diff),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,    type        )
         __field(    u64,    old     )
         __field(    s64,    diff        )
     ),
 
     TP_fast_assign_btrfs(fs_info,
         __entry->type   = sinfo->flags;
         __entry->old    = old;
         __entry->diff   = diff;
     ),
     TP_printk_btrfs("type=%s old=%llu diff=%lld",
         __print_flags(__entry->type, "|", BTRFS_GROUP_FLAGS),
         __entry->old, __entry->diff)
 );
 
 DEFINE_EVENT(btrfs__space_info_update, update_bytes_may_use,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info,
          const struct btrfs_space_info *sinfo, u64 old, s64 diff),
 
     TP_ARGS(fs_info, sinfo, old, diff)
 );
 
 DEFINE_EVENT(btrfs__space_info_update, update_bytes_pinned,
 
     TP_PROTO(const struct btrfs_fs_info *fs_info,
          const struct btrfs_space_info *sinfo, u64 old, s64 diff),
 
     TP_ARGS(fs_info, sinfo, old, diff)
 );
 
 DECLARE_EVENT_CLASS(btrfs_raid56_bio,
 
     TP_PROTO(const struct btrfs_raid_bio *rbio,
          const struct bio *bio,
          const struct raid56_bio_trace_info *trace_info),
 
     TP_ARGS(rbio, bio, trace_info),
 
     TP_STRUCT__entry_btrfs(
         __field(    u64,    full_stripe )
         __field(    u64,    physical    )
         __field(    u64,    devid       )
         __field(    u32,    offset      )
         __field(    u32,    len     )
         __field(    u8, opf     )
         __field(    u8, total_stripes   )
         __field(    u8, real_stripes    )
         __field(    u8, nr_data     )
         __field(    u8, stripe_nr   )
     ),
 
     TP_fast_assign_btrfs(rbio->bioc->fs_info,
         __entry->full_stripe    = rbio->bioc->raid_map[0];
         __entry->physical   = bio->bi_iter.bi_sector << SECTOR_SHIFT;
         __entry->len        = bio->bi_iter.bi_size;
         __entry->opf        = bio_op(bio);
         __entry->devid      = trace_info->devid;
         __entry->offset     = trace_info->offset;
         __entry->stripe_nr  = trace_info->stripe_nr;
         __entry->total_stripes  = rbio->bioc->num_stripes;
         __entry->real_stripes   = rbio->real_stripes;
         __entry->nr_data    = rbio->nr_data;
     ),
     /*
      * For type output, we need to output things like "DATA1"
      * (the first data stripe), "DATA2" (the second data stripe),
      * "PQ1" (P stripe),"PQ2" (Q stripe), "REPLACE0" (replace target device).
      */
     TP_printk_btrfs(
 "full_stripe=%llu devid=%lld type=%s%d offset=%d opf=0x%x physical=%llu len=%u",
         __entry->full_stripe, __entry->devid,
         (__entry->stripe_nr < __entry->nr_data) ? "DATA" :
             ((__entry->stripe_nr < __entry->real_stripes) ? "PQ" :
              "REPLACE"),
         (__entry->stripe_nr < __entry->nr_data) ?
             (__entry->stripe_nr + 1) :
             ((__entry->stripe_nr < __entry->real_stripes) ?
              (__entry->stripe_nr - __entry->nr_data + 1) : 0),
         __entry->offset, __entry->opf, __entry->physical, __entry->len)
 );
 
 DEFINE_EVENT(btrfs_raid56_bio, raid56_read_partial,
     TP_PROTO(const struct btrfs_raid_bio *rbio,
          const struct bio *bio,
          const struct raid56_bio_trace_info *trace_info),
 
     TP_ARGS(rbio, bio, trace_info)
 );
 
 DEFINE_EVENT(btrfs_raid56_bio, raid56_write_stripe,
     TP_PROTO(const struct btrfs_raid_bio *rbio,
          const struct bio *bio,
          const struct raid56_bio_trace_info *trace_info),
 
     TP_ARGS(rbio, bio, trace_info)
 );
 
 
 DEFINE_EVENT(btrfs_raid56_bio, raid56_scrub_write_stripe,
     TP_PROTO(const struct btrfs_raid_bio *rbio,
          const struct bio *bio,
          const struct raid56_bio_trace_info *trace_info),
 
     TP_ARGS(rbio, bio, trace_info)
 );
 
 DEFINE_EVENT(btrfs_raid56_bio, raid56_scrub_read,
     TP_PROTO(const struct btrfs_raid_bio *rbio,
          const struct bio *bio,
          const struct raid56_bio_trace_info *trace_info),
 
     TP_ARGS(rbio, bio, trace_info)
 );
 
 DEFINE_EVENT(btrfs_raid56_bio, raid56_scrub_read_recover,
     TP_PROTO(const struct btrfs_raid_bio *rbio,
          const struct bio *bio,
          const struct raid56_bio_trace_info *trace_info),
 
     TP_ARGS(rbio, bio, trace_info)
 );
 
 #endif /* _TRACE_BTRFS_H */
 
 /* This part must be outside protection */
 #include <trace/define_trace.h>

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