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authorBorislav Petkov <bp@suse.de>2017-04-18 09:33:28 +0200
committerIngo Molnar <mingo@kernel.org>2017-04-18 10:27:52 +0200
commit415601b1917be0e3b53306d410be659b429241a9 (patch)
treeeb4985d0b869a3ee1c398d85820b6a1f9dba80eb
parent9ea74f7c70cd5e408f1cfbda0e6836929f820d49 (diff)
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@intel.com> Signed-off-by: Borislav Petkov <bp@suse.de> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephen Rothwell <sfr@canb.auug.org.au> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Tony Luck <tony.luck@intel.com> Cc: linux-edac <linux-edac@vger.kernel.org> Cc: lkp@01.org Link: http://lkml.kernel.org/r/20170418073820.i6kl5tggcntwlisa@pd.tnic Signed-off-by: Ingo Molnar <mingo@kernel.org>
-rw-r--r--arch/x86/kernel/cpu/mcheck/mce.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index a09bb6775c23..9d41ec8c8927 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);