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| author | Yan, Zheng <zheng.z.yan@intel.com> | 2013-07-21 10:21:13 +0800 |
|---|---|---|
| committer | Sage Weil <sage@inktank.com> | 2013-07-22 22:28:58 -0700 |
| commit | 03653ebda3f5b103dceccee8f61f5f82009c28a8 (patch) | |
| tree | 89d05ed508abae8c14a5deac4d838089b8696abd | |
| parent | 84b41987ad0587c7d73e854d319604bdc7f81146 (diff) | |
| download | ceph-03653ebda3f5b103dceccee8f61f5f82009c28a8.tar.gz | |
mds: notify clients about deleted inode
To make sure clients trim the deleted inode from the their cache
ASAP. After all clients release the inode, we can reclaim space.
Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
Reviewed-by: Sage Weil <sage@inktank.com>
| -rw-r--r-- | src/mds/Locker.cc | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mds/Locker.cc b/src/mds/Locker.cc index 30e014ab785..7bbb749aa52 100644 --- a/src/mds/Locker.cc +++ b/src/mds/Locker.cc @@ -1776,6 +1776,10 @@ bool Locker::issue_caps(CInode *in, Capability *only_cap) continue; } + // notify clients about deleted inode, to make sure they release caps ASAP. + if (in->inode.nlink == 0) + wanted |= CEPH_CAP_LINK_SHARED; + // are there caps that the client _wants_ and can have, but aren't pending? // or do we need to revoke? if (((wanted & allowed) & ~pending) || // missing wanted+allowed caps |