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ceph: don't update importing cap's mseq when handing cap export

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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: [email protected]
Signed-off-by: "Yan, Zheng" <[email protected]>
Signed-off-by: Ilya Dryomov <[email protected]>
This commit is contained in:
Yan, Zheng 2018-11-29 11:22:50 +08:00 • committed by Ilya Dryomov
commit 3c1392d4c4
1 changed files with 0 additions and 1 deletions
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1
fs/ceph/caps.c
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@ -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)