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authorYan, Zheng <zyan@redhat.com>2018-11-29 11:22:50 +0800
committerIlya Dryomov <idryomov@gmail.com>2018-12-26 16:08:25 +0100
commit3c1392d4c49962a31874af14ae9ff289cb2b3851 (patch)
tree4629b31ca81a312910c065f412db5ba89477de3d /fs
parent87349cdad963163b55cf7d327f5d47a647339838 (diff)
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ceph: don't update importing cap's mseq when handing cap export
Updating mseq makes client think importer mds has accepted all prior cap messages and importer mds knows what caps client wants. Actually some cap messages may have been dropped because of mseq mismatch. If mseq is left untouched, importing cap's mds_wanted later will get reset by cap import message. Cc: stable@vger.kernel.org Signed-off-by: "Yan, Zheng" <zyan@redhat.com> Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/ceph/caps.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index f3496db4bb3e..a58666a3f8dd 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -3569,7 +3569,6 @@ retry:
tcap->cap_id = t_cap_id;
tcap->seq = t_seq - 1;
tcap->issue_seq = t_seq - 1;
- tcap->mseq = t_mseq;
tcap->issued |= issued;
tcap->implemented |= issued;
if (cap == ci->i_auth_cap)