Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=40c553193df41920de659f0446e5d214c862e827
Commit: 40c553193df41920de659f0446e5d214c862e827
Parent: c81468a1a766921f11ae44e8a99816ac8dc7b015
Author: Trond Myklebust <[EMAIL PROTECTED]>
AuthorDate: Fri Dec 14 14:56:07 2007 -0500
Committer: Trond Myklebust <[EMAIL PROTECTED]>
CommitDate: Wed Jan 30 02:05:49 2008 -0500
NFS: Remove the redundant nfs_client->cl_nfsversion
We can get the same information from the rpc_ops structure instead.
Signed-off-by: Trond Myklebust <[EMAIL PROTECTED]>
---
fs/nfs/client.c | 41 ++++++++++++++++++-----------------------
fs/nfs/namespace.c | 2 +-
fs/nfs/super.c | 2 +-
include/linux/nfs_fs_sb.h | 1 -
4 files changed, 20 insertions(+), 26 deletions(-)
diff --git a/fs/nfs/client.c b/fs/nfs/client.c
index ff778ec..3b21731 100644
--- a/fs/nfs/client.c
+++ b/fs/nfs/client.c
@@ -96,7 +96,7 @@ struct rpc_program nfsacl_program = {
struct nfs_client_initdata {
const char *hostname;
const struct sockaddr_in *addr;
- int version;
+ const struct nfs_rpc_ops *rpc_ops;
};
/*
@@ -112,7 +112,9 @@ static struct nfs_client *nfs_alloc_client(const struct
nfs_client_initdata *cl_
if ((clp = kzalloc(sizeof(*clp), GFP_KERNEL)) == NULL)
goto error_0;
- if (cl_init->version == 4) {
+ clp->rpc_ops = cl_init->rpc_ops;
+
+ if (cl_init->rpc_ops->version == 4) {
if (nfs_callback_up() < 0)
goto error_2;
__set_bit(NFS_CS_CALLBACK, &clp->cl_res_state);
@@ -121,7 +123,6 @@ static struct nfs_client *nfs_alloc_client(const struct
nfs_client_initdata *cl_
atomic_set(&clp->cl_count, 1);
clp->cl_cons_state = NFS_CS_INITING;
- clp->cl_nfsversion = cl_init->version;
memcpy(&clp->cl_addr, cl_init->addr, sizeof(clp->cl_addr));
if (cl_init->hostname) {
@@ -170,7 +171,7 @@ static void nfs4_shutdown_client(struct nfs_client *clp)
*/
static void nfs_free_client(struct nfs_client *clp)
{
- dprintk("--> nfs_free_client(%d)\n", clp->cl_nfsversion);
+ dprintk("--> nfs_free_client(%u)\n", clp->rpc_ops->version);
nfs4_shutdown_client(clp);
@@ -222,7 +223,7 @@ struct nfs_client *nfs_find_client(const struct sockaddr_in
*addr, int nfsversio
continue;
/* Different NFS versions cannot share the same nfs_client */
- if (clp->cl_nfsversion != nfsversion)
+ if (clp->rpc_ops->version != nfsversion)
continue;
/* Match only the IP address, not the port number */
@@ -251,7 +252,7 @@ static struct nfs_client *nfs_match_client(const struct
nfs_client_initdata *dat
continue;
/* Different NFS versions cannot share the same nfs_client */
- if (clp->cl_nfsversion != data->version)
+ if (clp->rpc_ops != data->rpc_ops)
continue;
/* Match the full socket address */
@@ -273,9 +274,9 @@ static struct nfs_client *nfs_get_client(const struct
nfs_client_initdata *cl_in
struct nfs_client *clp, *new = NULL;
int error;
- dprintk("--> nfs_get_client(%s,"NIPQUAD_FMT":%d,%d)\n",
+ dprintk("--> nfs_get_client(%s,"NIPQUAD_FMT":%d,%u)\n",
cl_init->hostname ?: "", NIPQUAD(cl_init->addr->sin_addr),
- cl_init->addr->sin_port, cl_init->version);
+ cl_init->addr->sin_port, cl_init->rpc_ops->version);
/* see if the client already exists */
do {
@@ -430,7 +431,7 @@ static int nfs_start_lockd(struct nfs_server *server)
{
int error = 0;
- if (server->nfs_client->cl_nfsversion > 3)
+ if (server->nfs_client->rpc_ops->version > 3)
goto out;
if (server->flags & NFS_MOUNT_NONLM)
goto out;
@@ -450,7 +451,7 @@ out:
#ifdef CONFIG_NFS_V3_ACL
static void nfs_init_server_aclclient(struct nfs_server *server)
{
- if (server->nfs_client->cl_nfsversion != 3)
+ if (server->nfs_client->rpc_ops->version != 3)
goto out_noacl;
if (server->flags & NFS_MOUNT_NOACL)
goto out_noacl;
@@ -521,12 +522,6 @@ static int nfs_init_client(struct nfs_client *clp,
return 0;
}
- /* Check NFS protocol revision and initialize RPC op vector */
- clp->rpc_ops = &nfs_v2_clientops;
-#ifdef CONFIG_NFS_V3
- if (clp->cl_nfsversion == 3)
- clp->rpc_ops = &nfs_v3_clientops;
-#endif
/*
* Create a client RPC handle for doing FSSTAT with UNIX auth only
* - RFC 2623, sec 2.3.2
@@ -553,7 +548,7 @@ static int nfs_init_server(struct nfs_server *server,
struct nfs_client_initdata cl_init = {
.hostname = data->nfs_server.hostname,
.addr = &data->nfs_server.address,
- .version = 2,
+ .rpc_ops = &nfs_v2_clientops,
};
struct nfs_client *clp;
int error;
@@ -562,7 +557,7 @@ static int nfs_init_server(struct nfs_server *server,
#ifdef CONFIG_NFS_V3
if (data->flags & NFS_MOUNT_VER3)
- cl_init.version = 3;
+ cl_init.rpc_ops = &nfs_v3_clientops;
#endif
/* Allocate or find a client reference we can use */
@@ -906,7 +901,7 @@ static int nfs4_set_client(struct nfs_server *server,
struct nfs_client_initdata cl_init = {
.hostname = hostname,
.addr = addr,
- .version = 4,
+ .rpc_ops = &nfs_v4_clientops,
};
struct nfs_client *clp;
int error;
@@ -1284,8 +1279,8 @@ static int nfs_server_list_show(struct seq_file *m, void
*v)
/* display one transport per line on subsequent lines */
clp = list_entry(v, struct nfs_client, cl_share_link);
- seq_printf(m, "v%d %02x%02x%02x%02x %4hx %3d %s\n",
- clp->cl_nfsversion,
+ seq_printf(m, "v%u %02x%02x%02x%02x %4hx %3d %s\n",
+ clp->rpc_ops->version,
NIPQUAD(clp->cl_addr.sin_addr),
ntohs(clp->cl_addr.sin_port),
atomic_read(&clp->cl_count),
@@ -1363,8 +1358,8 @@ static int nfs_volume_list_show(struct seq_file *m, void
*v)
(unsigned long long) server->fsid.major,
(unsigned long long) server->fsid.minor);
- seq_printf(m, "v%d %02x%02x%02x%02x %4hx %-7s %-17s\n",
- clp->cl_nfsversion,
+ seq_printf(m, "v%u %02x%02x%02x%02x %4hx %-7s %-17s\n",
+ clp->rpc_ops->version,
NIPQUAD(clp->cl_addr.sin_addr),
ntohs(clp->cl_addr.sin_port),
dev,
diff --git a/fs/nfs/namespace.c b/fs/nfs/namespace.c
index acfc56f..be4ce1c 100644
--- a/fs/nfs/namespace.c
+++ b/fs/nfs/namespace.c
@@ -188,7 +188,7 @@ static struct vfsmount *nfs_do_clone_mount(struct
nfs_server *server,
{
#ifdef CONFIG_NFS_V4
struct vfsmount *mnt = NULL;
- switch (server->nfs_client->cl_nfsversion) {
+ switch (server->nfs_client->rpc_ops->version) {
case 2:
case 3:
mnt = vfs_kern_mount(&nfs_xdev_fs_type, 0, devname,
mountdata);
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index a3492d6..5608e6a 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -529,7 +529,7 @@ static int nfs_show_stats(struct seq_file *m, struct
vfsmount *mnt)
seq_printf(m, ",namelen=%d", nfss->namelen);
#ifdef CONFIG_NFS_V4
- if (nfss->nfs_client->cl_nfsversion == 4) {
+ if (nfss->nfs_client->rpc_ops->version == 4) {
seq_printf(m, "\n\tnfsv4:\t");
seq_printf(m, "bm0=0x%x", nfss->attr_bitmask[0]);
seq_printf(m, ",bm1=0x%x", nfss->attr_bitmask[1]);
diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index 9f949b5..97b3257 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -17,7 +17,6 @@ struct nfs_client {
int cl_cons_state; /* current construction state
(-ve: init error) */
#define NFS_CS_READY 0 /* ready to be used */
#define NFS_CS_INITING 1 /* busy initialising */
- int cl_nfsversion; /* NFS protocol version */
unsigned long cl_res_state; /* NFS resources state */
#define NFS_CS_CALLBACK 1 /* - callback started */
#define NFS_CS_IDMAP 2 /* - idmap started */
-
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