X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=Documentation%2Fsysrq.txt;h=5ce0952aa06546096fc165d9562f35565ed17025;hb=d59fdcf2ac501de99c3dfb452af5e254d4342886;hp=ba328f255417a7e240a3e8df12b030faec34374d;hpb=ec4883b015c3212f6f6d04fb2ff45f528492f598;p=pandora-kernel.git diff --git a/Documentation/sysrq.txt b/Documentation/sysrq.txt index ba328f255417..5ce0952aa065 100644 --- a/Documentation/sysrq.txt +++ b/Documentation/sysrq.txt @@ -1,6 +1,6 @@ Linux Magic System Request Key Hacks Documentation for sysrq.c -Last update: 2007-MAR-14 +Last update: 2007-AUG-04 * What is the magic SysRq key? ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ @@ -43,7 +43,7 @@ On x86 - You press the key combo 'ALT-SysRq-'. Note - Some keyboards may not have a key labeled 'SysRq'. The 'SysRq' key is also known as the 'Print Screen' key. Also some keyboards cannot handle so many keys being pressed at the same time, so you might - have better luck with "press Alt", "press SysRq", "release Alt", + have better luck with "press Alt", "press SysRq", "release SysRq", "press ", release everything. On SPARC - You press 'ALT-STOP-', I believe. @@ -78,13 +78,15 @@ On all - write a character to /proc/sysrq-trigger. e.g.: 'g' - Used by kgdb on ppc and sh platforms. 'h' - Will display help (actually any other key than those listed - above will display help. but 'h' is easy to remember :-) + here will display help. but 'h' is easy to remember :-) 'i' - Send a SIGKILL to all processes, except for init. 'k' - Secure Access Key (SAK) Kills all programs on the current virtual console. NOTE: See important comments below in SAK section. +'l' - Shows a stack backtrace for all active CPUs. + 'm' - Will dump current memory info to your console. 'n' - Used to make RT tasks nice-able