OSCL-LXR |
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0001 #!/bin/sh 0002 # SPDX-License-Identifier: GPL-2.0 0003 # description: Change the ringbuffer size 0004 # flags: instance 0005 0006 rb_size_test() { 0007 ORIG=`cat buffer_size_kb` 0008 0009 expr $ORIG / 2 > buffer_size_kb 0010 0011 expr $ORIG \* 2 > buffer_size_kb 0012 0013 echo $ORIG > buffer_size_kb 0014 } 0015 0016 rb_size_test 0017 0018 : "If per-cpu buffer is supported, imbalance it" 0019 if [ -d per_cpu/cpu0 ]; then 0020 cd per_cpu/cpu0 0021 rb_size_test 0022 fi
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