From: "Yan, Zheng" <zheng.z.yan@xxxxxxxxx>
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@xxxxxxxxx>
---
src/mds/Locker.cc | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/mds/Locker.cc b/src/mds/Locker.cc
index 30e014a..7bbb749 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
--
1.8.1.4
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