From: Dave Hansen <haveblue@us.ibm.com>
Date: Fri, 15 Feb 2008 22:37:55 +0000 (-0800)
Subject: [PATCH] r/o bind mounts: make access() use new r/o helper
X-Git-Tag: v2.6.26-rc1~1134^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2f676cbc0d60ae806216c7a61c6971bd72dedde8;p=pandora-kernel.git

[PATCH] r/o bind mounts: make access() use new r/o helper

It is OK to let access() go without using a mnt_want/drop_write() pair because
it doesn't actually do writes to the filesystem, and it is inherently racy
anyway.  This is a rare case when it is OK to use __mnt_is_readonly()
directly.

Acked-by: Al Viro <viro@ZenIV.linux.org.uk>
Signed-off-by: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Dave Hansen <haveblue@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---

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