From: J. Bruce Fields <bfields@redhat.com>
Date: Mon, 5 Mar 2012 18:18:59 +0000 (-0500)
Subject: locks: implement delegations
X-Git-Tag: v3.13-rc1~107^2~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=df4e8d2c1d2bbbbace706bfe5417320c9e3fbee3;p=pandora-kernel.git

locks: implement delegations

Implement NFSv4 delegations at the vfs level using the new FL_DELEG lock
type.

Note nfsd is the only delegation user and is only using read
delegations.  Warn on any attempt to set a write delegation for now.
We'll come back to that case later.

Acked-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---

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