From: Yan, Zheng <zyan@redhat.com>
Date: Tue, 16 Sep 2014 23:45:12 +0000 (+0800)
Subject: ceph: move ceph_find_inode() outside the s_mutex
X-Git-Tag: omap-for-v3.19/prcm-cleanup~68^2~16
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6cd3bcad0d269f96667ea704d4f6459a5c6ccbab;p=pandora-kernel.git

ceph: move ceph_find_inode() outside the s_mutex

ceph_find_inode() may wait on freeing inode, using it inside the s_mutex
may cause deadlock. (the freeing inode is waiting for OSD read reply, but
dispatch thread is blocked by the s_mutex)

Signed-off-by: Yan, Zheng <zyan@redhat.com>
Reviewed-by: Sage Weil <sage@redhat.com>
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