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author | Mi Jinlong <mijinlong@cn.fujitsu.com> | 2011-04-27 03:14:30 +0200 |
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committer | J. Bruce Fields <bfields@redhat.com> | 2011-04-30 02:47:56 +0200 |
commit | bcecf1ccc336200ee488e8eb68acdafc4b0dbd1a (patch) | |
tree | b3376aa05de0925490c04a19edfdabf87c4507d6 /fs/nfsd | |
parent | nfsd41: compare request's opcnt with session's maxops at nfsd4_sequence (diff) | |
download | linux-bcecf1ccc336200ee488e8eb68acdafc4b0dbd1a.tar.xz linux-bcecf1ccc336200ee488e8eb68acdafc4b0dbd1a.zip |
nfsd41: error out on repeated RECLAIM_COMPLETE
Servers are supposed to return nfserr_complete_already to clients that
attempt to send multiple RECLAIM_COMPLETEs.
Signed-off-by: Mi Jinlong <mijinlong@cn.fujitsu.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs/nfsd')
-rw-r--r-- | fs/nfsd/nfs4state.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index 3196dc388578..2bb03f86a037 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -1818,6 +1818,8 @@ out: __be32 nfsd4_reclaim_complete(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate, struct nfsd4_reclaim_complete *rc) { + int status = 0; + if (rc->rca_one_fs) { if (!cstate->current_fh.fh_dentry) return nfserr_nofilehandle; @@ -1827,9 +1829,14 @@ nfsd4_reclaim_complete(struct svc_rqst *rqstp, struct nfsd4_compound_state *csta */ return nfs_ok; } + nfs4_lock_state(); - if (is_client_expired(cstate->session->se_client)) { - nfs4_unlock_state(); + status = nfserr_complete_already; + if (cstate->session->se_client->cl_firststate) + goto out; + + status = nfserr_stale_clientid; + if (is_client_expired(cstate->session->se_client)) /* * The following error isn't really legal. * But we only get here if the client just explicitly @@ -1837,11 +1844,13 @@ nfsd4_reclaim_complete(struct svc_rqst *rqstp, struct nfsd4_compound_state *csta * error it gets back on an operation for the dead * client. */ - return nfserr_stale_clientid; - } + goto out; + + status = nfs_ok; nfsd4_create_clid_dir(cstate->session->se_client); +out: nfs4_unlock_state(); - return nfs_ok; + return status; } __be32 |