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| author | Kinglong Mee <kinglongmee@gmail.com> | 2015-06-02 18:59:01 +0800 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@primarydata.com> | 2015-06-11 21:09:06 -0400 |
| commit | 0579c8d2084adf932f09fe7edb5ee9328795d89f (patch) | |
| tree | e9256b3aed887465d086393d620f5e150fc8847f /fs/nfs/callback_proc.c | |
| parent | e937ee714b2df638275a61a99e0d033682f764d2 (diff) | |
| download | op-kernel-dev-0579c8d2084adf932f09fe7edb5ee9328795d89f.zip op-kernel-dev-0579c8d2084adf932f09fe7edb5ee9328795d89f.tar.gz | |
nfs: Initialize cb_sequenceres information before validate_seqid()
For a cb_layoutrecall replay, nfsd got CB_SEQUENCE status of zero,
but all informations of cb_sequenceres are zero too !!!
validate_seqid() return NFS4ERR_RETRY_UNCACHED_REP for a replay,
and skip the initlize cb_sequenceres.
Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'fs/nfs/callback_proc.c')
| -rw-r--r-- | fs/nfs/callback_proc.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/fs/nfs/callback_proc.c b/fs/nfs/callback_proc.c index 7e9653a..17a5c57 100644 --- a/fs/nfs/callback_proc.c +++ b/fs/nfs/callback_proc.c @@ -445,6 +445,13 @@ __be32 nfs4_callback_sequence(struct cb_sequenceargs *args, goto out; } + 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 = NFS41_BC_MAX_CALLBACKS - 1; + res->csr_target_highestslotid = NFS41_BC_MAX_CALLBACKS - 1; + status = validate_seqid(tbl, args); spin_unlock(&tbl->slot_tbl_lock); if (status) @@ -462,13 +469,6 @@ __be32 nfs4_callback_sequence(struct cb_sequenceargs *args, goto out; } - 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 = NFS41_BC_MAX_CALLBACKS - 1; - res->csr_target_highestslotid = NFS41_BC_MAX_CALLBACKS - 1; - /* * RFC5661 20.9.3 * If CB_SEQUENCE returns an error, then the state of the slot |
