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authorPaul Mundt <lethal@linux-sh.org>2011-03-31 15:39:47 +0900
committerPaul Mundt <lethal@linux-sh.org>2011-03-31 15:39:47 +0900
commit7ea5db8efeac8627500e012aa6829ca612c5a700 (patch)
tree90e4de22f60b989dcf0f0d7436978c0b463d5827 /arch/powerpc/platforms/pseries/nvram.c
parenteee7631fdf8ae63c4f24daf66981ac1a7b55d7fd (diff)
parent6aba74f2791287ec407e0f92487a725a25908067 (diff)
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Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into sh-latest
Diffstat (limited to 'arch/powerpc/platforms/pseries/nvram.c')
-rw-r--r--arch/powerpc/platforms/pseries/nvram.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/pseries/nvram.c b/arch/powerpc/platforms/pseries/nvram.c
index 419707b..00cc3a0 100644
--- a/arch/powerpc/platforms/pseries/nvram.c
+++ b/arch/powerpc/platforms/pseries/nvram.c
@@ -480,8 +480,32 @@ static void oops_to_nvram(struct kmsg_dumper *dumper,
const char *new_msgs, unsigned long new_len)
{
static unsigned int oops_count = 0;
+ static bool panicking = false;
size_t text_len;
+ switch (reason) {
+ case KMSG_DUMP_RESTART:
+ case KMSG_DUMP_HALT:
+ case KMSG_DUMP_POWEROFF:
+ /* These are almost always orderly shutdowns. */
+ return;
+ case KMSG_DUMP_OOPS:
+ case KMSG_DUMP_KEXEC:
+ break;
+ case KMSG_DUMP_PANIC:
+ panicking = true;
+ break;
+ case KMSG_DUMP_EMERG:
+ if (panicking)
+ /* Panic report already captured. */
+ return;
+ break;
+ default:
+ pr_err("%s: ignoring unrecognized KMSG_DUMP_* reason %d\n",
+ __FUNCTION__, (int) reason);
+ return;
+ }
+
if (clobbering_unread_rtas_event())
return;