diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/nfs/callback_proc.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/fs/nfs/callback_proc.c b/fs/nfs/callback_proc.c index efd079d28946..618ced381a14 100644 --- a/fs/nfs/callback_proc.c +++ b/fs/nfs/callback_proc.c @@ -464,6 +464,12 @@ __be32 nfs4_callback_sequence(struct cb_sequenceargs *args, tbl = &clp->cl_session->bc_slot_table; slot = tbl->slots + args->csa_slotid; + /* Set up res before grabbing the spinlock */ + memcpy(&res->csr_sessionid, &args->csa_sessionid, + sizeof(res->csr_sessionid)); + res->csr_sequenceid = args->csa_sequenceid; + res->csr_slotid = args->csa_slotid; + spin_lock(&tbl->slot_tbl_lock); /* state manager is resetting the session */ if (test_bit(NFS4_SLOT_TBL_DRAINING, &tbl->slot_tbl_state)) { @@ -480,6 +486,10 @@ __be32 nfs4_callback_sequence(struct cb_sequenceargs *args, slot = nfs4_lookup_slot(tbl, args->csa_slotid); if (IS_ERR(slot)) goto out_unlock; + + res->csr_highestslotid = tbl->server_highest_slotid; + res->csr_target_highestslotid = tbl->target_highest_slotid; + status = validate_seqid(tbl, slot, args); if (status) goto out_unlock; @@ -489,13 +499,6 @@ __be32 nfs4_callback_sequence(struct cb_sequenceargs *args, } cps->slot = slot; - memcpy(&res->csr_sessionid, &args->csa_sessionid, - sizeof(res->csr_sessionid)); - res->csr_sequenceid = args->csa_sequenceid; - res->csr_slotid = args->csa_slotid; - res->csr_highestslotid = tbl->server_highest_slotid; - res->csr_target_highestslotid = tbl->target_highest_slotid; - /* The ca_maxresponsesize_cached is 0 with no DRC */ if (args->csa_cachethis != 0) return htonl(NFS4ERR_REP_TOO_BIG_TO_CACHE); |