From: Al Viro <viro@zeniv.linux.org.uk>
Date: Wed, 13 Nov 2013 12:52:33 +0000 (-0500)
Subject: qib_fs: fix (some) dcache abuses
X-Git-Tag: v3.13-rc1~102^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=441a9d0e1e827e6433e3487145fbb0c5513301e2;p=pandora-kernel.git

qib_fs: fix (some) dcache abuses

* lookup_one_len() really wants i_mutex held on directory.
* leaks galore - just mount ipathfs, then
cd /sys/bus/pci/drivers/qib_ib; echo *:*:*.* >unbind
on a box with that card present and try to umount ipathfs...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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