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authorJ. Bruce Fields <bfields@redhat.com>2013-06-21 11:05:32 -0400
committerJ. Bruce Fields <bfields@redhat.com>2013-07-01 17:32:07 -0400
commitd08d32e6e5c0fee127d3b20d70f5b59d8af0a261 (patch)
treef4a7ff99509cd1d2b1d78f597aa8e102ee4ce77d /fs/nfsd
parent0a262ffb75275e48caa17e80b96504354e94f6c2 (diff)
downloadlinux-d08d32e6e5c0fee127d3b20d70f5b59d8af0a261.tar.bz2
nfsd4: return delegation immediately if lease fails
This case shouldn't happen--the administrator shouldn't really allow other applications access to the export until clients have had the chance to reclaim their state--but if it does then we should set the "return this lease immediately" bit on the reply. That still leaves some small races, but it's the best the protocol allows us to do in the case a lease is ripped out from under us.... Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs/nfsd')
-rw-r--r--fs/nfsd/nfs4state.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index a7d8a11943ee..d44a4bf71cef 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -3143,8 +3143,10 @@ out_free:
out_no_deleg:
open->op_delegate_type = NFS4_OPEN_DELEGATE_NONE;
if (open->op_claim_type == NFS4_OPEN_CLAIM_PREVIOUS &&
- open->op_delegate_type != NFS4_OPEN_DELEGATE_NONE)
+ open->op_delegate_type != NFS4_OPEN_DELEGATE_NONE) {
dprintk("NFSD: WARNING: refusing delegation reclaim\n");
+ open->op_recall = 1;
+ }
/* 4.1 client asking for a delegation? */
if (open->op_deleg_want)