From: Weston Andros Adamson <dros@primarydata.com>
Date: Fri, 18 Jul 2014 00:42:15 +0000 (-0400)
Subject: nfs: check wait_on_bit_lock err in page_group_lock
X-Git-Tag: cleanup-for-v3.18~41^2~16
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e7029206ff43f6cf7d6fcb741adb126f47200516;p=pandora-kernel.git

nfs: check wait_on_bit_lock err in page_group_lock

Return errors from wait_on_bit_lock from nfs_page_group_lock.

Add a bool argument @wait to nfs_page_group_lock. If true, loop over
wait_on_bit_lock until it returns cleanly. If false, return the error
from wait_on_bit_lock.

Signed-off-by: Weston Andros Adamson <dros@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
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