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NFSv4.x: Remove hard coded slotids in callback channel 

Instead, use the values encoded in the slot table itself.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Trond Myklebust 2016-01-23 14:12:52 -05:00
parent 92e963f50f
commit f4f58ed19b
2 changed files with 4 additions and 4 deletions
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6
fs/nfs/callback_proc.c
View File

@ -361,7 +361,7 @@ validate_seqid(struct nfs4_slot_table *tbl, struct cb_sequenceargs * args)
dprintk("%s enter. slotid %u seqid %u\n",
__func__, args->csa_slotid, args->csa_sequenceid);
if (args->csa_slotid >= NFS41_BC_MAX_CALLBACKS)
if (args->csa_slotid > tbl->server_highest_slotid)
return htonl(NFS4ERR_BADSLOT);
slot = tbl->slots + args->csa_slotid;
@ -489,8 +489,8 @@ __be32 nfs4_callback_sequence(struct cb_sequenceargs *args,
sizeof(res->csr_sessionid));
res->csr_sequenceid = args->csa_sequenceid;
res->csr_slotid = args->csa_slotid;
res->csr_highestslotid = NFS41_BC_MAX_CALLBACKS - 1;
res->csr_target_highestslotid = NFS41_BC_MAX_CALLBACKS - 1;
res->csr_highestslotid = tbl->server_highest_slotid;
res->csr_target_highestslotid = tbl->target_highest_slotid;
status = validate_seqid(tbl, args);
if (status)

2
fs/nfs/nfs4proc.c
View File

@ -7319,7 +7319,7 @@ static void nfs4_init_channel_attrs(struct nfs41_create_session_args *args)
args->bc_attrs.max_resp_sz = PAGE_SIZE;
args->bc_attrs.max_resp_sz_cached = 0;
args->bc_attrs.max_ops = NFS4_MAX_BACK_CHANNEL_OPS;
args->bc_attrs.max_reqs = 1;
args->bc_attrs.max_reqs = NFS41_BC_MAX_CALLBACKS;
dprintk("%s: Back Channel : max_rqst_sz=%u max_resp_sz=%u "
"max_resp_sz_cached=%u max_ops=%u max_reqs=%u\n",