Commit-ID: 415601b1917be0e3b53306d410be659b429241a9
Gitweb: http://git.kernel.org/tip/415601b1917be0e3b53306d410be659b429241a9
Author: Borislav Petkov <bp@xxxxxxx>
AuthorDate: Tue, 18 Apr 2017 09:33:28 +0200
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Tue, 18 Apr 2017 10:27:52 +0200
x86/mce: Update notifier priority check
Update the check which enforces the registration of MCE decoder notifier
callbacks with valid priority only, to include mcelog's priority.
Reported-by: kernel test robot <xiaolong.ye@xxxxxxxxx>
Signed-off-by: Borislav Petkov <bp@xxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Tony Luck <tony.luck@xxxxxxxxx>
Cc: linux-edac <linux-edac@xxxxxxxxxxxxxxx>
Cc: lkp@xxxxxx
Link: http://lkml.kernel.org/r/20170418073820.i6kl5tggcntwlisa@xxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
arch/x86/kernel/cpu/mcheck/mce.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index a09bb67..9d41ec8 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -157,7 +157,7 @@ static atomic_t num_notifiers;
void mce_register_decode_chain(struct notifier_block *nb)
{
- if (WARN_ON(nb->priority > MCE_PRIO_LOWEST && nb->priority < MCE_PRIO_EDAC))
+ if (WARN_ON(nb->priority > MCE_PRIO_MCELOG && nb->priority < MCE_PRIO_EDAC))
return;
atomic_inc(&num_notifiers);
--
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