[RFC][PATCH v4 -next 1/4] Move kmsg_dump(KMSG_DUMP_PANIC) belowsmp_send_stop()

From: Seiji Aguchi
Date: Thu Jan 05 2012 - 12:37:29 EST


This patch just moves kmsg_dump(KMSG_DUMP_PANIC) below smp_send_stop
for serializing logging process via smp_send_stop.

Signed-off-by: Seiji Aguchi <seiji.aguchi@xxxxxxx>
Acked-by: Don Zickus <dzickus@xxxxxxxxxx>

---
kernel/panic.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/panic.c b/kernel/panic.c
index 80aed44..da585b8 100644
--- a/kernel/panic.c
+++ b/kernel/panic.c
@@ -108,8 +108,6 @@ void panic(const char *fmt, ...)
*/
crash_kexec(NULL);

- kmsg_dump(KMSG_DUMP_PANIC);
-
/*
* Note smp_send_stop is the usual smp shutdown function, which
* unfortunately means it may not be hardened to work in a panic
@@ -117,6 +115,8 @@ void panic(const char *fmt, ...)
*/
smp_send_stop();

+ kmsg_dump(KMSG_DUMP_PANIC);
+
atomic_notifier_call_chain(&panic_notifier_list, 0, buf);

bust_spinlocks(0);
--
1.7.1

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