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| author | Benny Halevy <bhalevy@panasas.com> | 2009-08-20 03:21:56 +0300 |
|---|---|---|
| committer | J. Bruce Fields <bfields@citi.umich.edu> | 2009-08-27 17:17:40 -0400 |
| commit | aaf84eb95a9c610c6413cee4836764ea9194eed3 (patch) | |
| tree | 439d25aa70e6226ae8895db8a7503fd63a62a907 /fs | |
| parent | eac81736e6884484ebb45f8d0cba639f3285382b (diff) | |
| download | linux-stable-aaf84eb95a9c610c6413cee4836764ea9194eed3.tar.gz linux-stable-aaf84eb95a9c610c6413cee4836764ea9194eed3.tar.bz2 linux-stable-aaf84eb95a9c610c6413cee4836764ea9194eed3.zip | |
nfsd41: renew_client must be called under the state lock
Until we work out the state locking so we can use a spin lock to protect
the cl_lru, we need to take the state_lock to renew the client.
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
[nfsd41: Do not renew state on error]
Signed-off-by: Ricardo Labiaga <Ricardo.Labiaga@netapp.com>
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
[nfsd41: Simplify exit code]
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/nfsd/nfs4state.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index d2a052480908..5f634d24861c 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -1481,7 +1481,7 @@ nfsd4_sequence(struct svc_rqst *rqstp, * for nfsd4_svc_encode_compoundres processing */ status = nfsd4_replay_cache_entry(resp, seq); cstate->status = nfserr_replay_cache; - goto replay_cache; + goto out; } if (status) goto out; @@ -1497,15 +1497,18 @@ nfsd4_sequence(struct svc_rqst *rqstp, cstate->slot = slot; cstate->session = session; -replay_cache: - /* Renew the clientid on success and on replay. - * Hold a session reference until done processing the compound: + /* Hold a session reference until done processing the compound: * nfsd4_put_session called only if the cstate slot is set. */ - renew_client(session->se_client); nfsd4_get_session(session); out: spin_unlock(&sessionid_lock); + /* Renew the clientid on success and on replay */ + if (cstate->session) { + nfs4_lock_state(); + renew_client(session->se_client); + nfs4_unlock_state(); + } dprintk("%s: return %d\n", __func__, ntohl(status)); return status; } |