diff options
| author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2010-10-19 19:47:49 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2010-10-23 15:27:28 -0400 |
| commit | 168667c43bbafff11b46014a1e94477ff7619f45 (patch) | |
| tree | 903bf11fe3b53fe0e7db6ab38d2bdc8933576879 /fs/nfs/nfs4state.c | |
| parent | 898f635c4297e91ceac675d83c4a460f26118342 (diff) | |
NFSv4: The state manager must ignore EKEYEXPIRED.
Otherwise, we cannot recover state correctly.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/nfs4state.c')
| -rw-r--r-- | fs/nfs/nfs4state.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c index 940cf7c070a..40028ac2b69 100644 --- a/fs/nfs/nfs4state.c +++ b/fs/nfs/nfs4state.c @@ -1063,6 +1063,14 @@ restart: /* Mark the file as being 'closed' */ state->state = 0; break; + case -EKEYEXPIRED: + /* + * User RPCSEC_GSS context has expired. + * We cannot recover this stateid now, so + * skip it and allow recovery thread to + * proceed. + */ + break; case -NFS4ERR_ADMIN_REVOKED: case -NFS4ERR_STALE_STATEID: case -NFS4ERR_BAD_STATEID: @@ -1181,6 +1189,14 @@ static void nfs4_state_start_reclaim_nograce(struct nfs_client *clp) nfs4_state_mark_reclaim_helper(clp, nfs4_state_mark_reclaim_nograce); } +static void nfs4_warn_keyexpired(const char *s) +{ + printk_ratelimited(KERN_WARNING "Error: state manager" + " encountered RPCSEC_GSS session" + " expired against NFSv4 server %s.\n", + s); +} + static int nfs4_recovery_handle_error(struct nfs_client *clp, int error) { switch (error) { @@ -1210,6 +1226,10 @@ static int nfs4_recovery_handle_error(struct nfs_client *clp, int error) set_bit(NFS4CLNT_SESSION_RESET, &clp->cl_state); /* Zero session reset errors */ return 0; + case -EKEYEXPIRED: + /* Nothing we can do */ + nfs4_warn_keyexpired(clp->cl_hostname); + return 0; } return error; } @@ -1420,9 +1440,10 @@ static void nfs4_set_lease_expired(struct nfs_client *clp, int status) case -NFS4ERR_DELAY: case -NFS4ERR_CLID_INUSE: case -EAGAIN: - case -EKEYEXPIRED: break; + case -EKEYEXPIRED: + nfs4_warn_keyexpired(clp->cl_hostname); case -NFS4ERR_NOT_SAME: /* FixMe: implement recovery * in nfs4_exchange_id */ default: |