Commit 2b2fa717 authored by Trond Myklebust's avatar Trond Myklebust
Browse files

NFSv4.1: Simplify struct nfs4_sequence_args too 



Replace the session pointer + slotid with a pointer to the
allocated slot.

Signed-off-by: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
parent df2fabff

fs/nfs/nfs4proc.c

+3 −3
Original line number Diff line number Diff line
@@ -591,7 +591,7 @@ nfs4_find_slot(struct nfs4_slot_table *tbl) 
static void nfs41_init_sequence(struct nfs4_sequence_args *args,

		struct nfs4_sequence_res *res, int cache_reply)

{

	args->sa_session = NULL;

	args->sa_slot = NULL;

	args->sa_cache_this = 0;

	if (cache_reply)

		args->sa_cache_this = 1;
@@ -644,8 +644,8 @@ int nfs41_setup_sequence(struct nfs4_session *session, 
	rpc_task_set_priority(task, RPC_PRIORITY_NORMAL);

	slot = tbl->slots + slotid;

	slot->renewal_time = jiffies;

	args->sa_session = session;

	args->sa_slotid = slotid;



	args->sa_slot = slot;



	dprintk("<-- %s slotid=%d seqid=%d\n", __func__, slotid, slot->seq_nr);

fs/nfs/nfs4xdr.c

+10 −11
Original line number Diff line number Diff line
@@ -1833,18 +1833,16 @@ static void encode_sequence(struct xdr_stream *xdr, 
			    struct compound_hdr *hdr)

{

#if defined(CONFIG_NFS_V4_1)

	struct nfs4_session *session = args->sa_session;

	struct nfs4_session *session;

	struct nfs4_slot_table *tp;

	struct nfs4_slot *slot;

	struct nfs4_slot *slot = args->sa_slot;

	__be32 *p;



	if (!session)

	if (slot == NULL)

		return;



	tp = &session->fc_slot_table;



	WARN_ON(args->sa_slotid == NFS4_MAX_SLOT_TABLE);

	slot = tp->slots + args->sa_slotid;

	tp = slot->table;

	session = tp->session;



	encode_op_hdr(xdr, OP_SEQUENCE, decode_sequence_maxsz, hdr);
@@ -1858,12 +1856,12 @@ static void encode_sequence(struct xdr_stream *xdr, 
		((u32 *)session->sess_id.data)[1],

		((u32 *)session->sess_id.data)[2],

		((u32 *)session->sess_id.data)[3],

		slot->seq_nr, args->sa_slotid,

		slot->seq_nr, slot->slot_nr,

		tp->highest_used_slotid, args->sa_cache_this);

	p = reserve_space(xdr, NFS4_MAX_SESSIONID_LEN + 16);

	p = xdr_encode_opaque_fixed(p, session->sess_id.data, NFS4_MAX_SESSIONID_LEN);

	*p++ = cpu_to_be32(slot->seq_nr);

	*p++ = cpu_to_be32(args->sa_slotid);

	*p++ = cpu_to_be32(slot->slot_nr);

	*p++ = cpu_to_be32(tp->highest_used_slotid);

	*p = cpu_to_be32(args->sa_cache_this);

#endif /* CONFIG_NFS_V4_1 */
@@ -2025,8 +2023,9 @@ static void encode_free_stateid(struct xdr_stream *xdr, 
static u32 nfs4_xdr_minorversion(const struct nfs4_sequence_args *args)

{

#if defined(CONFIG_NFS_V4_1)

	if (args->sa_session)

		return args->sa_session->clp->cl_mvops->minor_version;



	if (args->sa_slot)

		return args->sa_slot->table->session->clp->cl_mvops->minor_version;

#endif /* CONFIG_NFS_V4_1 */

	return 0;

}

include/linux/nfs_xdr.h

+1 −2
Original line number Diff line number Diff line
@@ -194,8 +194,7 @@ struct nfs4_slot { 
};



struct nfs4_sequence_args {

	struct nfs4_session	*sa_session;

	u32			sa_slotid;

	struct nfs4_slot	*sa_slot;

	u8			sa_cache_this;

};