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author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2012-11-20 16:02:55 (GMT) |
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committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2012-11-21 14:29:51 (GMT) |
commit | ae72ae676045274c82f3c25159a9dd7cfcf5ffae (patch) | |
tree | 09013f55649287d90b48f63cdbdbef44b17ae521 /fs | |
parent | 5df904aeb0d9baad90e78fc730dfe1afa4996005 (diff) | |
download | linux-fsl-qoriq-ae72ae676045274c82f3c25159a9dd7cfcf5ffae.tar.xz |
NFSv4.1: Don't confuse CREATE_SESSION arguments and results
Don't store the target request and response sizes in the same
variables used to store the server's replies to those targets.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs')
-rw-r--r-- | fs/nfs/nfs4proc.c | 30 |
1 files changed, 17 insertions, 13 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index a32d953..3e572dc 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -5807,8 +5807,8 @@ void nfs4_destroy_session(struct nfs4_session *session) static void nfs4_init_channel_attrs(struct nfs41_create_session_args *args) { struct nfs4_session *session = args->client->cl_session; - unsigned int mxrqst_sz = session->fc_attrs.max_rqst_sz, - mxresp_sz = session->fc_attrs.max_resp_sz; + unsigned int mxrqst_sz = session->fc_target_max_rqst_sz, + mxresp_sz = session->fc_target_max_resp_sz; if (mxrqst_sz == 0) mxrqst_sz = NFS_MAX_FILE_IO_SIZE; @@ -6015,24 +6015,28 @@ int nfs4_init_session(struct nfs_server *server) { struct nfs_client *clp = server->nfs_client; struct nfs4_session *session; - unsigned int rsize, wsize; + unsigned int target_max_rqst_sz = NFS_MAX_FILE_IO_SIZE; + unsigned int target_max_resp_sz = NFS_MAX_FILE_IO_SIZE; if (!nfs4_has_session(clp)) return 0; + if (server->rsize != 0) + target_max_resp_sz = server->rsize; + target_max_resp_sz += nfs41_maxread_overhead; + + if (server->wsize != 0) + target_max_rqst_sz = server->wsize; + target_max_rqst_sz += nfs41_maxwrite_overhead; + session = clp->cl_session; spin_lock(&clp->cl_lock); if (test_and_clear_bit(NFS4_SESSION_INITING, &session->session_state)) { - - rsize = server->rsize; - if (rsize == 0) - rsize = NFS_MAX_FILE_IO_SIZE; - wsize = server->wsize; - if (wsize == 0) - wsize = NFS_MAX_FILE_IO_SIZE; - - session->fc_attrs.max_rqst_sz = wsize + nfs41_maxwrite_overhead; - session->fc_attrs.max_resp_sz = rsize + nfs41_maxread_overhead; + /* Initialise targets and channel attributes */ + session->fc_target_max_rqst_sz = target_max_rqst_sz; + session->fc_attrs.max_rqst_sz = target_max_rqst_sz; + session->fc_target_max_resp_sz = target_max_resp_sz; + session->fc_attrs.max_resp_sz = target_max_resp_sz; } spin_unlock(&clp->cl_lock); |