X-Git-Url: https://bbs.cooldavid.org/git/?a=blobdiff_plain;f=Documentation%2Fsysrq.txt;h=312e3754e8c5599b00c644d64be5b9907bb64ada;hb=24b7ea9f6c9787fad885442ed0cc010f1aa69cca;hp=5c17196c8fe9172f5c2ae7364c1b9d7966d6cb73;hpb=772320e84588dcbe1600ffb83e5f328f2209ac2a;p=net-next-2.6.git diff --git a/Documentation/sysrq.txt b/Documentation/sysrq.txt index 5c17196c8fe..312e3754e8c 100644 --- a/Documentation/sysrq.txt +++ b/Documentation/sysrq.txt @@ -75,7 +75,7 @@ On all - write a character to /proc/sysrq-trigger. e.g.: 'f' - Will call oom_kill to kill a memory hog process. -'g' - Used by kgdb on ppc and sh platforms. +'g' - Used by kgdb (kernel debugger) 'h' - Will display help (actually any other key than those listed here will display help. but 'h' is easy to remember :-) @@ -110,12 +110,15 @@ On all - write a character to /proc/sysrq-trigger. e.g.: 'u' - Will attempt to remount all mounted filesystems read-only. -'v' - Dumps Voyager SMP processor info to your console. +'v' - Forcefully restores framebuffer console +'v' - Causes ETM buffer dump [ARM-specific] 'w' - Dumps tasks that are in uninterruptable (blocked) state. 'x' - Used by xmon interface on ppc/powerpc platforms. +'y' - Show global CPU Registers [SPARC-64 specific] + 'z' - Dump the ftrace buffer '0'-'9' - Sets the console log level, controlling which kernel messages