From 88e588d56a2f0226a34386b94a03fda97d2b8e67 Mon Sep 17 00:00:00 2001 From: Andy Adamson Date: Thu, 23 Jul 2009 19:02:15 -0400 Subject: nfsd41: change check_slot_seqid parameters For separation of session slot and clientid slot processing. Signed-off-by: Andy Adamson Signed-off-by: J. Bruce Fields --- fs/nfsd/nfs4state.c | 24 +++++++++++++----------- 1 file changed, 13 insertions(+), 11 deletions(-) (limited to 'fs/nfsd') diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index 0be417e3aab..99df8e7a687 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -1309,26 +1309,26 @@ error: } static int -check_slot_seqid(u32 seqid, struct nfsd4_slot *slot) +check_slot_seqid(u32 seqid, u32 slot_seqid, int slot_inuse) { - dprintk("%s enter. seqid %d slot->sl_seqid %d\n", __func__, seqid, - slot->sl_seqid); + dprintk("%s enter. seqid %d slot_seqid %d\n", __func__, seqid, + slot_seqid); /* The slot is in use, and no response has been sent. */ - if (slot->sl_inuse) { - if (seqid == slot->sl_seqid) + if (slot_inuse) { + if (seqid == slot_seqid) return nfserr_jukebox; else return nfserr_seq_misordered; } /* Normal */ - if (likely(seqid == slot->sl_seqid + 1)) + if (likely(seqid == slot_seqid + 1)) return nfs_ok; /* Replay */ - if (seqid == slot->sl_seqid) + if (seqid == slot_seqid) return nfserr_replay_cache; /* Wraparound */ - if (seqid == 1 && (slot->sl_seqid + 1) == 0) + if (seqid == 1 && (slot_seqid + 1) == 0) return nfs_ok; /* Misordered replay or misordered new request */ return nfserr_seq_misordered; @@ -1351,7 +1351,8 @@ nfsd4_create_session(struct svc_rqst *rqstp, if (conf) { slot = &conf->cl_slot; - status = check_slot_seqid(cr_ses->seqid, slot); + status = check_slot_seqid(cr_ses->seqid, slot->sl_seqid, + slot->sl_inuse); if (status == nfserr_replay_cache) { dprintk("Got a create_session replay! seqid= %d\n", slot->sl_seqid); @@ -1376,7 +1377,8 @@ nfsd4_create_session(struct svc_rqst *rqstp, } slot = &unconf->cl_slot; - status = check_slot_seqid(cr_ses->seqid, slot); + status = check_slot_seqid(cr_ses->seqid, slot->sl_seqid, + slot->sl_inuse); if (status) { /* an unconfirmed replay returns misordered */ status = nfserr_seq_misordered; @@ -1477,7 +1479,7 @@ nfsd4_sequence(struct svc_rqst *rqstp, slot = &session->se_slots[seq->slotid]; dprintk("%s: slotid %d\n", __func__, seq->slotid); - status = check_slot_seqid(seq->seqid, slot); + status = check_slot_seqid(seq->seqid, slot->sl_seqid, slot->sl_inuse); if (status == nfserr_replay_cache) { cstate->slot = slot; cstate->session = session; -- cgit v1.2.3