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Diffstat (limited to 'Documentation/sysrq.txt')
| -rw-r--r-- | Documentation/sysrq.txt | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/sysrq.txt b/Documentation/sysrq.txt index 10a0263ebb3..56b53e005d1 100644 --- a/Documentation/sysrq.txt +++ b/Documentation/sysrq.txt @@ -114,6 +114,8 @@ On all - write a character to /proc/sysrq-trigger. e.g.: 'x' - Used by xmon interface on ppc/powerpc platforms. +'z' - Dump the ftrace buffer + '0'-'9' - Sets the console log level, controlling which kernel messages will be printed to your console. ('0', for example would make it so that only emergency messages like PANICs or OOPSes would |