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kexec: remove KMSG_DUMP_KEXEC

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KMSG_DUMP_KEXEC is useless because we already save kernel messages inside
/proc/vmcore, and it is unsafe to allow modules to do other stuffs in a
crash dump scenario.

[[email protected]: fix powerpc build]
Signed-off-by: WANG Cong <[email protected]>
Reported-by: Vivek Goyal <[email protected]>
Acked-by: Vivek Goyal <[email protected]>
Acked-by: Jarod Wilson <[email protected]>
Cc: "Eric W. Biederman" <[email protected]>
Cc: KOSAKI Motohiro <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
WANG Cong 2012-01-12 17:20:11 -08:00 • committed by Linus Torvalds
commit a3dd332305
5 changed files with 2 additions and 9 deletions
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1
arch/powerpc/platforms/pseries/nvram.c
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@ -638,7 +638,6 @@ static void oops_to_nvram(struct kmsg_dumper *dumper,
/* These are almost always orderly shutdowns. */
return;
case KMSG_DUMP_OOPS:
case KMSG_DUMP_KEXEC:
break;
case KMSG_DUMP_PANIC:
panicking = true;