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nfsd: set the MAY_NOTIFY_LOCK flag in OPEN replies
If we are using v4.1+, then we can send notification when contended locks become free. Inform the client of that fact. Signed-off-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
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@ -4490,9 +4490,11 @@ out:
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* To finish the open response, we just need to set the rflags.
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*/
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open->op_rflags = NFS4_OPEN_RESULT_LOCKTYPE_POSIX;
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if (!(open->op_openowner->oo_flags & NFS4_OO_CONFIRMED) &&
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!nfsd4_has_session(&resp->cstate))
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if (nfsd4_has_session(&resp->cstate))
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open->op_rflags |= NFS4_OPEN_RESULT_MAY_NOTIFY_LOCK;
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else if (!(open->op_openowner->oo_flags & NFS4_OO_CONFIRMED))
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open->op_rflags |= NFS4_OPEN_RESULT_CONFIRM;
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if (dp)
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nfs4_put_stid(&dp->dl_stid);
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if (stp)
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