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Commit 6e55f8ed authored by Linus Torvalds's avatar Linus Torvalds
Browse files

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
parents 49d99a2f 381b872c

fs/pstore/platform.c

+22 −8
Original line number Diff line number Diff line
@@ -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);