[v2 03/12] powerpc/mce: Add MCE notification chain

[Reza Arbab]

On Tue, Jul 02, 2019 at 10:49:23AM +0530, Santosh Sivaraj wrote:
>+static BLOCKING_NOTIFIER_HEAD(mce_notifier_list);

Mahesh suggested using an atomic notifier chain instead of blocking, 
since we are in an interrupt.

-- 
Reza Arbab