From: Trond Myklebust <Trond.Myklebust@netapp.com>
Date: Tue, 19 Feb 2013 17:04:42 +0000 (-0500)
Subject: NLM: Ensure that we resend all pending blocking locks after a reclaim
X-Git-Tag: v3.2.40~77
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c0bb151f11915056a9457bc9234de5c0fe9c4d2c;p=pandora-kernel.git

NLM: Ensure that we resend all pending blocking locks after a reclaim

commit 666b3d803a511fbc9bc5e5ea8ce66010cf03ea13 upstream.

Currently, nlmclnt_lock will break out of the for(;;) loop when
the reclaimer wakes up the blocking lock thread by setting
nlm_lck_denied_grace_period. This causes the lock request to fail
with an ENOLCK error.
The intention was always to ensure that we resend the lock request
after the grace period has expired.

Reported-by: Wangyuan Zhang <Wangyuan.Zhang@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---

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