From: <redacted>
Date: Thu, 11 Aug 2016 17:51:00 +0800
From: Sean Wang <redacted>
Since these critical sections protected by page_lock are all entered
from the user context or bottom half context, they can be replaced
with the spin_lock() or spin_lock_bh instead of spin_lock_irqsave().
Signed-off-by: Sean Wang <redacted>
Applied to net-next, thanks.