From: Vitaliy Gusev <vgusev@openvz.org>
Date: Thu, 17 Jan 2008 00:07:08 +0000 (+0000)
Subject: pid-namespaces-vs-locks-interaction
X-Git-Tag: v2.6.25-rc1~1060^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ab1f16116527e42dec8aee176d673a41a881b809;p=pandora-kernel.git

pid-namespaces-vs-locks-interaction

fcntl(F_GETLK,..) can return pid of process for not current pid namespace
(if process is belonged to the several namespaces).  It is true also for
pids in /proc/locks.  So correct behavior is saving pointer to the struct
pid of the process lock owner.

Signed-off-by: Vitaliy Gusev <vgusev@openvz.org>
Acked-by: Serge Hallyn <serue@us.ibm.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
---

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