diff options
| author | WANG Cong <xiyou.wangcong@gmail.com> | 2012-01-13 01:20:11 (GMT) |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-13 04:13:11 (GMT) |
| commit | a3dd3323058d281abd584b15ad4c5b65064d7a61 (patch) | |
| tree | 98c65337f9960db2d0ca55687314bb821f3e7c1f /drivers | |
| parent | 9512938b885304f72c847379611d6018064af840 (diff) | |
| download | linux-a3dd3323058d281abd584b15ad4c5b65064d7a61.tar.xz | |
kexec: remove KMSG_DUMP_KEXEC
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.
[akpm@linux-foundation.org: fix powerpc build]
Signed-off-by: WANG Cong <xiyou.wangcong@gmail.com>
Reported-by: Vivek Goyal <vgoyal@redhat.com>
Acked-by: Vivek Goyal <vgoyal@redhat.com>
Acked-by: Jarod Wilson <jarod@redhat.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/char/ramoops.c | 3 | ||||
| -rw-r--r-- | drivers/mtd/mtdoops.c | 3 |
2 files changed, 2 insertions, 4 deletions
diff --git a/drivers/char/ramoops.c b/drivers/char/ramoops.c index 7c7f42a1f8..feda90c 100644 --- a/drivers/char/ramoops.c +++ b/drivers/char/ramoops.c @@ -83,8 +83,7 @@ static void ramoops_do_dump(struct kmsg_dumper *dumper, struct timeval timestamp; if (reason != KMSG_DUMP_OOPS && - reason != KMSG_DUMP_PANIC && - reason != KMSG_DUMP_KEXEC) + reason != KMSG_DUMP_PANIC) return; /* Only dump oopses if dump_oops is set */ diff --git a/drivers/mtd/mtdoops.c b/drivers/mtd/mtdoops.c index db8e827..3ce99e0 100644 --- a/drivers/mtd/mtdoops.c +++ b/drivers/mtd/mtdoops.c @@ -315,8 +315,7 @@ static void mtdoops_do_dump(struct kmsg_dumper *dumper, char *dst; if (reason != KMSG_DUMP_OOPS && - reason != KMSG_DUMP_PANIC && - reason != KMSG_DUMP_KEXEC) + reason != KMSG_DUMP_PANIC) return; /* Only dump oopses if dump_oops is set */ |