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Commit 78831ba6 authored by Randy Dunlap's avatar Randy Dunlap Committed by Linus Torvalds
Browse files

[PATCH] sysrq: alphabetize command keys doc 



Alphabetize the sysrq command keys list.

Signed-off-by: default avatarRandy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent b653d081

Documentation/sysrq.txt

+22 −22
Original line number Diff line number Diff line
@@ -64,11 +64,6 @@ On all - write a character to /proc/sysrq-trigger. e.g.: 


*  What are the 'command' keys?

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

'r'     - Turns off keyboard raw mode and sets it to XLATE.



'k'     - Secure Access Key (SAK) Kills all programs on the current virtual

          console. NOTE: See important comments below in SAK section.



'b'     - Will immediately reboot the system without syncing or unmounting

          your disks.
@@ -76,21 +71,37 @@ On all - write a character to /proc/sysrq-trigger. e.g.: 


'd'	- Shows all locks that are held.



'o'     - Will shut your system off (if configured and supported).

'e'     - Send a SIGTERM to all processes, except for init.



's'     - Will attempt to sync all mounted filesystems.

'f'	- Will call oom_kill to kill a memory hog process.



'u'     - Will attempt to remount all mounted filesystems read-only.

'g'	- Used by kgdb on ppc platforms.



'p'     - Will dump the current registers and flags to your console.

'h'     - Will display help (actually any other key than those listed

          above will display help. but 'h' is easy to remember :-)



't'     - Will dump a list of current tasks and their information to your

          console.

'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.



'm'     - Will dump current memory info to your console.



'n'	- Used to make RT tasks nice-able



'o'     - Will shut your system off (if configured and supported).



'p'     - Will dump the current registers and flags to your console.



'r'     - Turns off keyboard raw mode and sets it to XLATE.



's'     - Will attempt to sync all mounted filesystems.



't'     - Will dump a list of current tasks and their information to your

          console.



'u'     - Will attempt to remount all mounted filesystems read-only.



'v'	- Dumps Voyager SMP processor info to your console.



'w'	- Dumps tasks that are in uninterruptable (blocked) state.
@@ -102,17 +113,6 @@ On all - write a character to /proc/sysrq-trigger. e.g.: 
          it so that only emergency messages like PANICs or OOPSes would

          make it to your console.)



'f'	- Will call oom_kill to kill a memory hog process.



'e'     - Send a SIGTERM to all processes, except for init.



'g'	- Used by kgdb on ppc platforms.



'i'     - Send a SIGKILL to all processes, except for init.



'h'     - Will display help (actually any other key than those listed

          above will display help. but 'h' is easy to remember :-)



*  Okay, so what can I use them for?

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Well, un'R'aw is very handy when your X server or a svgalib program crashes.