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ceph: fix message order check in handle_cap_export()
If caps for importer mds exists, but cap id mismatch, client should have received corresponding import message. Because cap ID does not change as long as client holds the caps. Signed-off-by: "Yan, Zheng" <zyan@redhat.com> Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
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@ -3427,7 +3427,7 @@ retry:
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tcap = __get_cap_for_mds(ci, target);
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if (tcap) {
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/* already have caps from the target */
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if (tcap->cap_id != t_cap_id ||
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if (tcap->cap_id == t_cap_id &&
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ceph_seq_cmp(tcap->seq, t_seq) < 0) {
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dout(" updating import cap %p mds%d\n", tcap, target);
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tcap->cap_id = t_cap_id;
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