include/asm/percpu.h

0001 /* SPDX-License-Identifier: GPL-2.0 */
0002 #ifndef __ALPHA_PERCPU_H
0003 #define __ALPHA_PERCPU_H
0004
0005 /*
0006  * To calculate addresses of locally defined variables, GCC uses
0007  * 32-bit displacement from the GP. Which doesn't work for per cpu
0008  * variables in modules, as an offset to the kernel per cpu area is
0009  * way above 4G.
0010  *
0011  * Always use weak definitions for percpu variables in modules.
0012  */
0013 #if defined(MODULE) && defined(CONFIG_SMP)
0014 #define ARCH_NEEDS_WEAK_PER_CPU
0015 #endif
0016
0017 #include <asm-generic/percpu.h>
0018
0019 #endif /* __ALPHA_PERCPU_H */