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NFSv41: Convert the various reboot recovery ops etc to minor version ops

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Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust 2010-06-16 09:52:27 -04:00
parent 97dc135947
commit c48f4f3541
4 changed files with 18 additions and 38 deletions
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6
fs/nfs/nfs4_fs.h
View file

@ -60,6 +60,9 @@ struct nfs4_minor_version_ops {
struct nfs4_sequence_args *args,
struct nfs4_sequence_res *res,
int cache_reply);
const struct nfs4_state_recovery_ops *reboot_recovery_ops;
const struct nfs4_state_recovery_ops *nograce_recovery_ops;
const struct nfs4_state_maintenance_ops *state_renewal_ops;
};
/*
@ -233,8 +236,6 @@ extern int nfs4_server_capabilities(struct nfs_server *server, struct nfs_fh *fh
extern int nfs4_proc_fs_locations(struct inode *dir, const struct qstr *name,
struct nfs4_fs_locations *fs_locations, struct page *page);
extern struct nfs4_state_recovery_ops *nfs4_reboot_recovery_ops[];
extern struct nfs4_state_recovery_ops *nfs4_nograce_recovery_ops[];
#if defined(CONFIG_NFS_V4_1)
static inline struct nfs4_session *nfs4_get_session(const struct nfs_server *server)
{
@ -271,7 +272,6 @@ static inline int nfs4_init_session(struct nfs_server *server)
#endif /* CONFIG_NFS_V4_1 */
extern const struct nfs4_minor_version_ops *nfs_v4_minor_ops[];
extern struct nfs4_state_maintenance_ops *nfs4_state_renewal_ops[];
extern const u32 nfs4_fattr_bitmap[2];
extern const u32 nfs4_statfs_bitmap[2];

31
fs/nfs/nfs4proc.c
View file

@ -5356,40 +5356,21 @@ struct nfs4_state_maintenance_ops nfs41_state_renewal_ops = {
static const struct nfs4_minor_version_ops nfs_v4_0_minor_ops = {
.minor_version = 0,
.call_sync = _nfs4_call_sync,
.reboot_recovery_ops = &nfs40_reboot_recovery_ops,
.nograce_recovery_ops = &nfs40_nograce_recovery_ops,
.state_renewal_ops = &nfs40_state_renewal_ops,
};
#if defined(CONFIG_NFS_V4_1)
static const struct nfs4_minor_version_ops nfs_v4_1_minor_ops = {
.minor_version = 1,
.call_sync = _nfs4_call_sync_session,
.reboot_recovery_ops = &nfs41_reboot_recovery_ops,
.nograce_recovery_ops = &nfs41_nograce_recovery_ops,
.state_renewal_ops = &nfs41_state_renewal_ops,
};
#endif
/*
* Per minor version reboot and network partition recovery ops
*/
struct nfs4_state_recovery_ops *nfs4_reboot_recovery_ops[] = {
&nfs40_reboot_recovery_ops,
#if defined(CONFIG_NFS_V4_1)
&nfs41_reboot_recovery_ops,
#endif
};
struct nfs4_state_recovery_ops *nfs4_nograce_recovery_ops[] = {
&nfs40_nograce_recovery_ops,
#if defined(CONFIG_NFS_V4_1)
&nfs41_nograce_recovery_ops,
#endif
};
struct nfs4_state_maintenance_ops *nfs4_state_renewal_ops[] = {
&nfs40_state_renewal_ops,
#if defined(CONFIG_NFS_V4_1)
&nfs41_state_renewal_ops,
#endif
};
const struct nfs4_minor_version_ops *nfs_v4_minor_ops[] = {
[0] = &nfs_v4_0_minor_ops,
#if defined(CONFIG_NFS_V4_1)

4
fs/nfs/nfs4renewd.c
View file

@ -54,14 +54,14 @@
void
nfs4_renew_state(struct work_struct *work)
{
struct nfs4_state_maintenance_ops *ops;
const struct nfs4_state_maintenance_ops *ops;
struct nfs_client *clp =
container_of(work, struct nfs_client, cl_renewd.work);
struct rpc_cred *cred;
long lease;
unsigned long last, now;
ops = nfs4_state_renewal_ops[clp->cl_minorversion];
ops = clp->cl_mvops->state_renewal_ops;
dprintk("%s: start\n", __func__);
/* Are there any active superblocks? */
if (list_empty(&clp->cl_superblocks))

15
fs/nfs/nfs4state.c
View file

@ -1122,8 +1122,7 @@ static void nfs4_state_end_reclaim_reboot(struct nfs_client *clp)
if (!test_and_clear_bit(NFS4CLNT_RECLAIM_REBOOT, &clp->cl_state))
return;
nfs4_reclaim_complete(clp,
nfs4_reboot_recovery_ops[clp->cl_minorversion]);
nfs4_reclaim_complete(clp, clp->cl_mvops->reboot_recovery_ops);
for (pos = rb_first(&clp->cl_state_owners); pos != NULL; pos = rb_next(pos)) {
sp = rb_entry(pos, struct nfs4_state_owner, so_client_node);
@ -1213,8 +1212,8 @@ restart:
static int nfs4_check_lease(struct nfs_client *clp)
{
struct rpc_cred *cred;
struct nfs4_state_maintenance_ops *ops =
nfs4_state_renewal_ops[clp->cl_minorversion];
const struct nfs4_state_maintenance_ops *ops =
clp->cl_mvops->state_renewal_ops;
int status = -NFS4ERR_EXPIRED;
/* Is the client already known to have an expired lease? */
@ -1237,8 +1236,8 @@ out:
static int nfs4_reclaim_lease(struct nfs_client *clp)
{
struct rpc_cred *cred;
struct nfs4_state_recovery_ops *ops =
nfs4_reboot_recovery_ops[clp->cl_minorversion];
const struct nfs4_state_recovery_ops *ops =
clp->cl_mvops->reboot_recovery_ops;
int status = -ENOENT;
cred = ops->get_clid_cred(clp);
@ -1446,7 +1445,7 @@ static void nfs4_state_manager(struct nfs_client *clp)
/* First recover reboot state... */
if (test_bit(NFS4CLNT_RECLAIM_REBOOT, &clp->cl_state)) {
status = nfs4_do_reclaim(clp,
nfs4_reboot_recovery_ops[clp->cl_minorversion]);
clp->cl_mvops->reboot_recovery_ops);
if (test_bit(NFS4CLNT_LEASE_EXPIRED, &clp->cl_state) ||
test_bit(NFS4CLNT_SESSION_RESET, &clp->cl_state))
continue;
@ -1460,7 +1459,7 @@ static void nfs4_state_manager(struct nfs_client *clp)
/* Now recover expired state... */
if (test_and_clear_bit(NFS4CLNT_RECLAIM_NOGRACE, &clp->cl_state)) {
status = nfs4_do_reclaim(clp,
nfs4_nograce_recovery_ops[clp->cl_minorversion]);
clp->cl_mvops->nograce_recovery_ops);
if (test_bit(NFS4CLNT_LEASE_EXPIRED, &clp->cl_state) ||
test_bit(NFS4CLNT_SESSION_RESET, &clp->cl_state) ||
test_bit(NFS4CLNT_RECLAIM_REBOOT, &clp->cl_state))