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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>
hifive-unleashed-5.1
Borislav Petkov 2017-04-18 09:33:28 +02:00 committed by Ingo Molnar
parent 9ea74f7c70
commit 415601b191
1 changed files with 1 additions and 1 deletions
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2
arch/x86/kernel/cpu/mcheck/mce.c
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@ -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);