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authorLinus Torvalds <torvalds@linux-foundation.org>2012-03-23 09:24:07 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-03-23 09:24:07 -0700
commit6e55f8ed814940b0b7420ed633c08e61702bb8d4 (patch)
tree6e2afd164e3079c2102770053e7cda217778f8ec /fs/pstore
parent49d99a2f9c4d033cc3965958a1397b1fad573dd3 (diff)
parent381b872cf7942ab8c95de156ce403bd906f3915d (diff)
downloadlinux-6e55f8ed814940b0b7420ed633c08e61702bb8d4.tar.bz2
Merge tag 'pstore-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux
Pull one pstore patch from Tony Luck * tag 'pstore-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux: pstore: Introduce get_reason_str() to pstore
Diffstat (limited to 'fs/pstore')
-rw-r--r--fs/pstore/platform.c30
1 files changed, 22 insertions, 8 deletions
diff --git a/fs/pstore/platform.c b/fs/pstore/platform.c
index 9ec22d3b4293..82c585f715e3 100644
--- a/fs/pstore/platform.c
+++ b/fs/pstore/platform.c
@@ -68,9 +68,25 @@ void pstore_set_kmsg_bytes(int bytes)
/* Tag each group of saved records with a sequence number */
static int oopscount;
-static char *reason_str[] = {
- "Oops", "Panic", "Kexec", "Restart", "Halt", "Poweroff", "Emergency"
-};
+static const char *get_reason_str(enum kmsg_dump_reason reason)
+{
+ switch (reason) {
+ case KMSG_DUMP_PANIC:
+ return "Panic";
+ case KMSG_DUMP_OOPS:
+ return "Oops";
+ case KMSG_DUMP_EMERG:
+ return "Emergency";
+ case KMSG_DUMP_RESTART:
+ return "Restart";
+ case KMSG_DUMP_HALT:
+ return "Halt";
+ case KMSG_DUMP_POWEROFF:
+ return "Poweroff";
+ default:
+ return "Unknown";
+ }
+}
/*
* callback from kmsg_dump. (s2,l2) has the most recently
@@ -85,17 +101,15 @@ static void pstore_dump(struct kmsg_dumper *dumper,
unsigned long s1_start, s2_start;
unsigned long l1_cpy, l2_cpy;
unsigned long size, total = 0;
- char *dst, *why;
+ char *dst;
+ const char *why;
u64 id;
int hsize, ret;
unsigned int part = 1;
unsigned long flags = 0;
int is_locked = 0;
- if (reason < ARRAY_SIZE(reason_str))
- why = reason_str[reason];
- else
- why = "Unknown";
+ why = get_reason_str(reason);
if (in_nmi()) {
is_locked = spin_trylock(&psinfo->buf_lock);