From: Dmitry Monakhov <dmonakhov@openvz.org>
Date: Thu, 23 Jan 2014 23:55:21 +0000 (-0800)
Subject: fs/pipe.c: skip file_update_time on frozen fs
X-Git-Tag: v3.14-rc1~108^2~51
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7e775f46a125f894a1d71e96797c776dbec161f0;p=pandora-kernel.git

fs/pipe.c: skip file_update_time on frozen fs

Pipe has no data associated with fs so it is not good idea to block
pipe_write() if FS is frozen, but we can not update file's time on such
filesystem.  Let's use same idea as we use in touch_time().

Addresses https://bugzilla.kernel.org/show_bug.cgi?id=65701

Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Reviewed-by: Jan Kara <jack@suse.cz>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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