From: Yan, Zheng <zyan@redhat.com>
Date: Tue, 9 Jun 2015 09:20:12 +0000 (+0800)
Subject: ceph: track pending caps flushing globally
X-Git-Tag: omap-for-v4.2/fixes-rc1^2~38^2~16
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8310b08913eca8aee98744c9aff1ec0d1f603b19;p=pandora-kernel.git

ceph: track pending caps flushing globally

So we know TID of the oldest pending caps flushing. Later patch will
send this information to MDS, so that MDS can trim its completed caps
flush list.

Tracking pending caps flushing globally also simplifies syncfs code.

Signed-off-by: Yan, Zheng <zyan@redhat.com>
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