File: ringbuffer_size.tc

package info (click to toggle)
linux 6.18.3-1
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 1,742,780 kB
  • sloc: ansic: 26,780,494; asm: 272,079; sh: 148,752; python: 79,241; makefile: 57,741; perl: 36,527; xml: 19,542; cpp: 5,911; yacc: 4,939; lex: 2,950; awk: 1,607; sed: 30; ruby: 25
file content (22 lines) | stat: -rw-r--r-- 376 bytes parent folder | download | duplicates (27) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
 
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Change the ringbuffer size
# flags: instance

rb_size_test() {
ORIG=`cat buffer_size_kb`

expr $ORIG / 2 > buffer_size_kb

expr $ORIG \* 2 > buffer_size_kb

echo $ORIG > buffer_size_kb
}

rb_size_test

: "If per-cpu buffer is supported, imbalance it"
if [ -d per_cpu/cpu0 ]; then
  cd per_cpu/cpu0
  rb_size_test
fi