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| author | Jens Axboe <jens.axboe@oracle.com> | 2010-05-21 23:27:26 +0400 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2010-05-21 23:27:26 +0400 |
| commit | ee9a3607fb03e804ddf624544105f4e34260c380 (patch) | |
| tree | ce41b6e0fa10982a306f6c142a92dbf3c9961284 /Documentation/sysrq.txt | |
| parent | b492e95be0ae672922f4734acf3f5d35c30be948 (diff) | |
| parent | d515e86e639890b33a09390d062b0831664f04a2 (diff) | |
| download | linux-ee9a3607fb03e804ddf624544105f4e34260c380.tar.xz | |
Merge branch 'master' into for-2.6.35
Conflicts:
fs/ext3/fsync.c
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'Documentation/sysrq.txt')
| -rw-r--r-- | Documentation/sysrq.txt | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/Documentation/sysrq.txt b/Documentation/sysrq.txt index d56a01775423..5c17196c8fe9 100644 --- a/Documentation/sysrq.txt +++ b/Documentation/sysrq.txt @@ -177,13 +177,13 @@ virtual console (ALT+Fn) and then back again should also help. * I hit SysRq, but nothing seems to happen, what's wrong? ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -There are some keyboards that send different scancodes for SysRq than the -pre-defined 0x54. So if SysRq doesn't work out of the box for a certain -keyboard, run 'showkey -s' to find out the proper scancode sequence. Then -use 'setkeycodes <sequence> 84' to define this sequence to the usual SysRq -code (84 is decimal for 0x54). It's probably best to put this command in a -boot script. Oh, and by the way, you exit 'showkey' by not typing anything -for ten seconds. +There are some keyboards that produce a different keycode for SysRq than the +pre-defined value of 99 (see KEY_SYSRQ in include/linux/input.h), or which +don't have a SysRq key at all. In these cases, run 'showkey -s' to find an +appropriate scancode sequence, and use 'setkeycodes <sequence> 99' to map +this sequence to the usual SysRq code (e.g., 'setkeycodes e05b 99'). It's +probably best to put this command in a boot script. Oh, and by the way, you +exit 'showkey' by not typing anything for ten seconds. * I want to add SysRQ key events to a module, how does it work? ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |