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-rw-r--r--fs/nfs/client.c119
-rw-r--r--fs/nfs/internal.h2
-rw-r--r--fs/nfs/nfs3proc.c6
-rw-r--r--fs/nfs/proc.c4
-rw-r--r--fs/nfs/super.c222
-rw-r--r--include/linux/nfs_fs_sb.h5
6 files changed, 179 insertions, 179 deletions
diff --git a/fs/nfs/client.c b/fs/nfs/client.c
index cb5e924..c08cab9 100644
--- a/fs/nfs/client.c
+++ b/fs/nfs/client.c
@@ -51,6 +51,48 @@ static LIST_HEAD(nfs_client_list);
static DECLARE_WAIT_QUEUE_HEAD(nfs_client_active_wq);
/*
+ * RPC cruft for NFS
+ */
+static struct rpc_version *nfs_version[5] = {
+ [2] = &nfs_version2,
+#ifdef CONFIG_NFS_V3
+ [3] = &nfs_version3,
+#endif
+#ifdef CONFIG_NFS_V4
+ [4] = &nfs_version4,
+#endif
+};
+
+struct rpc_program nfs_program = {
+ .name = "nfs",
+ .number = NFS_PROGRAM,
+ .nrvers = ARRAY_SIZE(nfs_version),
+ .version = nfs_version,
+ .stats = &nfs_rpcstat,
+ .pipe_dir_name = "/nfs",
+};
+
+struct rpc_stat nfs_rpcstat = {
+ .program = &nfs_program
+};
+
+
+#ifdef CONFIG_NFS_V3_ACL
+static struct rpc_stat nfsacl_rpcstat = { &nfsacl_program };
+static struct rpc_version * nfsacl_version[] = {
+ [3] = &nfsacl_version3,
+};
+
+struct rpc_program nfsacl_program = {
+ .name = "nfsacl",
+ .number = NFS_ACL_PROGRAM,
+ .nrvers = ARRAY_SIZE(nfsacl_version),
+ .version = nfsacl_version,
+ .stats = &nfsacl_rpcstat,
+};
+#endif /* CONFIG_NFS_V3_ACL */
+
+/*
* Allocate a shared client record
*
* Since these are allocated/deallocated very rarely, we don't
@@ -310,3 +352,80 @@ void nfs_mark_client_ready(struct nfs_client *clp, int state)
clp->cl_cons_state = state;
wake_up_all(&nfs_client_active_wq);
}
+
+/*
+ * Initialise the timeout values for a connection
+ */
+static void nfs_init_timeout_values(struct rpc_timeout *to, int proto,
+ unsigned int timeo, unsigned int retrans)
+{
+ to->to_initval = timeo * HZ / 10;
+ to->to_retries = retrans;
+ if (!to->to_retries)
+ to->to_retries = 2;
+
+ switch (proto) {
+ case IPPROTO_TCP:
+ if (!to->to_initval)
+ to->to_initval = 60 * HZ;
+ if (to->to_initval > NFS_MAX_TCP_TIMEOUT)
+ to->to_initval = NFS_MAX_TCP_TIMEOUT;
+ to->to_increment = to->to_initval;
+ to->to_maxval = to->to_initval + (to->to_increment * to->to_retries);
+ to->to_exponential = 0;
+ break;
+ case IPPROTO_UDP:
+ default:
+ if (!to->to_initval)
+ to->to_initval = 11 * HZ / 10;
+ if (to->to_initval > NFS_MAX_UDP_TIMEOUT)
+ to->to_initval = NFS_MAX_UDP_TIMEOUT;
+ to->to_maxval = NFS_MAX_UDP_TIMEOUT;
+ to->to_exponential = 1;
+ break;
+ }
+}
+
+/*
+ * Create an RPC client handle
+ */
+int nfs_create_rpc_client(struct nfs_client *clp, int proto,
+ unsigned int timeo,
+ unsigned int retrans,
+ rpc_authflavor_t flavor)
+{
+ struct rpc_timeout timeparms;
+ struct rpc_xprt *xprt = NULL;
+ struct rpc_clnt *clnt = NULL;
+
+ if (!IS_ERR(clp->cl_rpcclient))
+ return 0;
+
+ nfs_init_timeout_values(&timeparms, proto, timeo, retrans);
+ clp->retrans_timeo = timeparms.to_initval;
+ clp->retrans_count = timeparms.to_retries;
+
+ /* create transport and client */
+ xprt = xprt_create_proto(proto, &clp->cl_addr, &timeparms);
+ if (IS_ERR(xprt)) {
+ dprintk("%s: cannot create RPC transport. Error = %ld\n",
+ __FUNCTION__, PTR_ERR(xprt));
+ return PTR_ERR(xprt);
+ }
+
+ /* Bind to a reserved port! */
+ xprt->resvport = 1;
+ /* Create the client RPC handle */
+ clnt = rpc_create_client(xprt, clp->cl_hostname, &nfs_program,
+ clp->rpc_ops->version, RPC_AUTH_UNIX);
+ if (IS_ERR(clnt)) {
+ dprintk("%s: cannot create RPC client. Error = %ld\n",
+ __FUNCTION__, PTR_ERR(clnt));
+ return PTR_ERR(clnt);
+ }
+
+ clnt->cl_intr = 1;
+ clnt->cl_softrtry = 1;
+ clp->cl_rpcclient = clnt;
+ return 0;
+}
diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h
index ac370d5..2f3aa52 100644
--- a/fs/nfs/internal.h
+++ b/fs/nfs/internal.h
@@ -20,6 +20,8 @@ extern void nfs_put_client(struct nfs_client *);
extern struct nfs_client *nfs_find_client(const struct sockaddr_in *, int);
extern struct nfs_client *nfs_get_client(const char *, const struct sockaddr_in *, int);
extern void nfs_mark_client_ready(struct nfs_client *, int);
+extern int nfs_create_rpc_client(struct nfs_client *, int, unsigned int,
+ unsigned int, rpc_authflavor_t);
/* nfs4namespace.c */
#ifdef CONFIG_NFS_V4
diff --git a/fs/nfs/nfs3proc.c b/fs/nfs/nfs3proc.c
index 3e53712..0622af0 100644
--- a/fs/nfs/nfs3proc.c
+++ b/fs/nfs/nfs3proc.c
@@ -90,8 +90,8 @@ nfs3_proc_get_root(struct nfs_server *server, struct nfs_fh *fhandle,
int status;
status = do_proc_get_root(server->client, fhandle, info);
- if (status && server->client_sys != server->client)
- status = do_proc_get_root(server->client_sys, fhandle, info);
+ if (status && server->nfs_client->cl_rpcclient != server->client)
+ status = do_proc_get_root(server->nfs_client->cl_rpcclient, fhandle, info);
return status;
}
@@ -785,7 +785,7 @@ nfs3_proc_fsinfo(struct nfs_server *server, struct nfs_fh *fhandle,
dprintk("NFS call fsinfo\n");
nfs_fattr_init(info->fattr);
- status = rpc_call_sync(server->client_sys, &msg, 0);
+ status = rpc_call_sync(server->nfs_client->cl_rpcclient, &msg, 0);
dprintk("NFS reply fsinfo: %d\n", status);
return status;
}
diff --git a/fs/nfs/proc.c b/fs/nfs/proc.c
index 7767690..5a8b940 100644
--- a/fs/nfs/proc.c
+++ b/fs/nfs/proc.c
@@ -66,14 +66,14 @@ nfs_proc_get_root(struct nfs_server *server, struct nfs_fh *fhandle,
dprintk("%s: call getattr\n", __FUNCTION__);
nfs_fattr_init(fattr);
- status = rpc_call_sync(server->client_sys, &msg, 0);
+ status = rpc_call_sync(server->nfs_client->cl_rpcclient, &msg, 0);
dprintk("%s: reply getattr: %d\n", __FUNCTION__, status);
if (status)
return status;
dprintk("%s: call statfs\n", __FUNCTION__);
msg.rpc_proc = &nfs_procedures[NFSPROC_STATFS];
msg.rpc_resp = &fsinfo;
- status = rpc_call_sync(server->client_sys, &msg, 0);
+ status = rpc_call_sync(server->nfs_client->cl_rpcclient, &msg, 0);
dprintk("%s: reply statfs: %d\n", __FUNCTION__, status);
if (status)
return status;
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index e1e5eab..8558341 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -60,52 +60,6 @@
*/
#define NFS_MAX_READAHEAD (RPC_DEF_SLOT_TABLE - 1)
-/*
- * RPC cruft for NFS
- */
-static struct rpc_version * nfs_version[] = {
- NULL,
- NULL,
- &nfs_version2,
-#if defined(CONFIG_NFS_V3)
- &nfs_version3,
-#elif defined(CONFIG_NFS_V4)
- NULL,
-#endif
-#if defined(CONFIG_NFS_V4)
- &nfs_version4,
-#endif
-};
-
-static struct rpc_program nfs_program = {
- .name = "nfs",
- .number = NFS_PROGRAM,
- .nrvers = ARRAY_SIZE(nfs_version),
- .version = nfs_version,
- .stats = &nfs_rpcstat,
- .pipe_dir_name = "/nfs",
-};
-
-struct rpc_stat nfs_rpcstat = {
- .program = &nfs_program
-};
-
-
-#ifdef CONFIG_NFS_V3_ACL
-static struct rpc_stat nfsacl_rpcstat = { &nfsacl_program };
-static struct rpc_version * nfsacl_version[] = {
- [3] = &nfsacl_version3,
-};
-
-struct rpc_program nfsacl_program = {
- .name = "nfsacl",
- .number = NFS_ACL_PROGRAM,
- .nrvers = ARRAY_SIZE(nfsacl_version),
- .version = nfsacl_version,
- .stats = &nfsacl_rpcstat,
-};
-#endif /* CONFIG_NFS_V3_ACL */
-
static void nfs_umount_begin(struct vfsmount *, int);
static int nfs_statfs(struct dentry *, struct kstatfs *);
static int nfs_show_options(struct seq_file *, struct vfsmount *);
@@ -376,8 +330,8 @@ static void nfs_show_mount_options(struct seq_file *m, struct nfs_server *nfss,
proto = buf;
}
seq_printf(m, ",proto=%s", proto);
- seq_printf(m, ",timeo=%lu", 10U * nfss->retrans_timeo / HZ);
- seq_printf(m, ",retrans=%u", nfss->retrans_count);
+ seq_printf(m, ",timeo=%lu", 10U * clp->retrans_timeo / HZ);
+ seq_printf(m, ",retrans=%u", clp->retrans_count);
seq_printf(m, ",sec=%s", nfs_pseudoflavour_to_name(nfss->client->cl_auth->au_flavor));
}
@@ -622,49 +576,16 @@ out_no_root:
}
/*
- * Initialise the timeout values for a connection
- */
-static void nfs_init_timeout_values(struct rpc_timeout *to, int proto, unsigned int timeo, unsigned int retrans)
-{
- to->to_initval = timeo * HZ / 10;
- to->to_retries = retrans;
- if (!to->to_retries)
- to->to_retries = 2;
-
- switch (proto) {
- case IPPROTO_TCP:
- if (!to->to_initval)
- to->to_initval = 60 * HZ;
- if (to->to_initval > NFS_MAX_TCP_TIMEOUT)
- to->to_initval = NFS_MAX_TCP_TIMEOUT;
- to->to_increment = to->to_initval;
- to->to_maxval = to->to_initval + (to->to_increment * to->to_retries);
- to->to_exponential = 0;
- break;
- case IPPROTO_UDP:
- default:
- if (!to->to_initval)
- to->to_initval = 11 * HZ / 10;
- if (to->to_initval > NFS_MAX_UDP_TIMEOUT)
- to->to_initval = NFS_MAX_UDP_TIMEOUT;
- to->to_maxval = NFS_MAX_UDP_TIMEOUT;
- to->to_exponential = 1;
- break;
- }
-}
-
-/*
* Create an RPC client handle.
*/
static struct rpc_clnt *
nfs_create_client(struct nfs_server *server, const struct nfs_mount_data *data)
{
struct nfs_client *clp;
- struct rpc_timeout timeparms;
- struct rpc_xprt *xprt = NULL;
- struct rpc_clnt *clnt = NULL;
+ struct rpc_clnt *clnt;
int proto = (data->flags & NFS_MOUNT_TCP) ? IPPROTO_TCP : IPPROTO_UDP;
int nfsversion = 2;
+ int err;
#ifdef CONFIG_NFS_V3
if (server->flags & NFS_MOUNT_VER3)
@@ -677,52 +598,54 @@ nfs_create_client(struct nfs_server *server, const struct nfs_mount_data *data)
return ERR_PTR(PTR_ERR(clp));
}
- nfs_init_timeout_values(&timeparms, proto, data->timeo, data->retrans);
-
- server->retrans_timeo = timeparms.to_initval;
- server->retrans_count = timeparms.to_retries;
-
- /* Check NFS protocol revision and initialize RPC op vector
- * and file handle pool. */
+ if (clp->cl_cons_state == NFS_CS_INITING) {
+ /* Check NFS protocol revision and initialize RPC op
+ * vector and file handle pool. */
#ifdef CONFIG_NFS_V3
- if (nfsversion == 3) {
- clp->rpc_ops = &nfs_v3_clientops;
- server->caps |= NFS_CAP_READDIRPLUS;
- } else {
- clp->rpc_ops = &nfs_v2_clientops;
- }
+ if (nfsversion == 3) {
+ clp->rpc_ops = &nfs_v3_clientops;
+ server->caps |= NFS_CAP_READDIRPLUS;
+ } else {
+ clp->rpc_ops = &nfs_v2_clientops;
+ }
#else
- clp->rpc_ops = &nfs_v2_clientops;
+ clp->rpc_ops = &nfs_v2_clientops;
#endif
- /* create transport and client */
- xprt = xprt_create_proto(proto, &server->addr, &timeparms);
- if (IS_ERR(xprt)) {
- dprintk("%s: cannot create RPC transport. Error = %ld\n",
- __FUNCTION__, PTR_ERR(xprt));
- nfs_mark_client_ready(clp, PTR_ERR(xprt));
- nfs_put_client(clp);
- return (struct rpc_clnt *)xprt;
+ /* create transport and client */
+ err = nfs_create_rpc_client(clp, proto, data->timeo,
+ data->retrans, RPC_AUTH_UNIX);
+ if (err < 0)
+ goto client_init_error;
+
+ nfs_mark_client_ready(clp, 0);
}
- clnt = rpc_create_client(xprt, server->hostname, &nfs_program,
- clp->cl_nfsversion, data->pseudoflavor);
+
+ /* create an nfs_server-specific client */
+ clnt = rpc_clone_client(clp->cl_rpcclient);
if (IS_ERR(clnt)) {
- dprintk("%s: cannot create RPC client. Error = %ld\n",
- __FUNCTION__, PTR_ERR(xprt));
- goto out_fail;
+ dprintk("%s: couldn't create rpc_client!\n", __FUNCTION__);
+ nfs_put_client(clp);
+ return ERR_PTR(PTR_ERR(clnt));
}
- clnt->cl_intr = 1;
- clnt->cl_softrtry = 1;
+ if (data->pseudoflavor != clp->cl_rpcclient->cl_auth->au_flavor) {
+ struct rpc_auth *auth;
+
+ auth = rpcauth_create(data->pseudoflavor, server->client);
+ if (IS_ERR(auth)) {
+ dprintk("%s: couldn't create credcache!\n", __FUNCTION__);
+ return ERR_PTR(PTR_ERR(auth));
+ }
+ }
- nfs_mark_client_ready(clp, 0);
server->nfs_client = clp;
return clnt;
-out_fail:
- nfs_mark_client_ready(clp, PTR_ERR(xprt));
+client_init_error:
+ nfs_mark_client_ready(clp, err);
nfs_put_client(clp);
- return clnt;
+ return ERR_PTR(err);
}
/*
@@ -741,7 +664,7 @@ static struct nfs_server *nfs_clone_server(struct super_block *sb, struct nfs_cl
sb->s_blocksize_bits = data->sb->s_blocksize_bits;
sb->s_maxbytes = data->sb->s_maxbytes;
- server->client_sys = server->client_acl = ERR_PTR(-EINVAL);
+ server->client_acl = ERR_PTR(-EINVAL);
server->io_stats = nfs_alloc_iostats();
if (server->io_stats == NULL)
goto out;
@@ -750,11 +673,6 @@ static struct nfs_server *nfs_clone_server(struct super_block *sb, struct nfs_cl
if (IS_ERR((err = server->client)))
goto out;
- if (!IS_ERR(parent->client_sys)) {
- server->client_sys = rpc_clone_client(parent->client_sys);
- if (IS_ERR((err = server->client_sys)))
- goto out;
- }
if (!IS_ERR(parent->client_acl)) {
server->client_acl = rpc_clone_client(parent->client_acl);
if (IS_ERR((err = server->client_acl)))
@@ -813,7 +731,7 @@ static int nfs_clone_generic_sb(struct nfs_clone_mount *data,
error = PTR_ERR(sb);
goto kill_rpciod;
}
-
+
if (sb->s_root)
goto out_rpciod_down;
@@ -896,19 +814,6 @@ nfs_fill_super(struct super_block *sb, struct nfs_mount_data *data, int silent)
return PTR_ERR(server->client);
/* RFC 2623, sec 2.3.2 */
- if (authflavor != RPC_AUTH_UNIX) {
- struct rpc_auth *auth;
-
- server->client_sys = rpc_clone_client(server->client);
- if (IS_ERR(server->client_sys))
- return PTR_ERR(server->client_sys);
- auth = rpcauth_create(RPC_AUTH_UNIX, server->client_sys);
- if (IS_ERR(auth))
- return PTR_ERR(auth);
- } else {
- atomic_inc(&server->client->cl_count);
- server->client_sys = server->client;
- }
if (server->flags & NFS_MOUNT_VER3) {
#ifdef CONFIG_NFS_V3_ACL
if (!(server->flags & NFS_MOUNT_NOACL)) {
@@ -1012,7 +917,7 @@ static int nfs_get_sb(struct file_system_type *fs_type,
goto out_err_noserver;
/* Zero out the NFS state stuff */
init_nfsv4_state(server);
- server->client = server->client_sys = server->client_acl = ERR_PTR(-EINVAL);
+ server->client = server->client_acl = ERR_PTR(-EINVAL);
root = &server->fh;
if (data->flags & NFS_MOUNT_VER3)
@@ -1083,8 +988,6 @@ static void nfs_kill_super(struct super_block *s)
if (!IS_ERR(server->client))
rpc_shutdown_client(server->client);
- if (!IS_ERR(server->client_sys))
- rpc_shutdown_client(server->client_sys);
if (!IS_ERR(server->client_acl))
rpc_shutdown_client(server->client_acl);
@@ -1121,10 +1024,9 @@ static int nfs_clone_nfs_sb(struct file_system_type *fs_type,
#ifdef CONFIG_NFS_V4
static struct rpc_clnt *nfs4_create_client(struct nfs_server *server,
- struct rpc_timeout *timeparms, int proto, rpc_authflavor_t flavor)
+ int timeo, int retrans, int proto, rpc_authflavor_t flavor)
{
struct nfs_client *clp;
- struct rpc_xprt *xprt = NULL;
struct rpc_clnt *clnt = NULL;
int err = -EIO;
@@ -1138,26 +1040,10 @@ static struct rpc_clnt *nfs4_create_client(struct nfs_server *server,
if (clp->cl_cons_state == NFS_CS_INITING) {
clp->rpc_ops = &nfs_v4_clientops;
- xprt = xprt_create_proto(proto, &server->addr, timeparms);
- if (IS_ERR(xprt)) {
- err = PTR_ERR(xprt);
- dprintk("%s: cannot create RPC transport. Error = %d\n",
- __FUNCTION__, err);
+ err = nfs_create_rpc_client(clp, proto, timeo, retrans, flavor);
+ if (err < 0)
goto client_init_error;
- }
- /* Bind to a reserved port! */
- xprt->resvport = 1;
- clnt = rpc_create_client(xprt, server->hostname, &nfs_program,
- clp->cl_nfsversion, flavor);
- if (IS_ERR(clnt)) {
- err = PTR_ERR(clnt);
- dprintk("%s: cannot create RPC client. Error = %d\n",
- __FUNCTION__, err);
- goto client_init_error;
- }
- clnt->cl_intr = 1;
- clnt->cl_softrtry = 1;
- clp->cl_rpcclient = clnt;
+
memcpy(clp->cl_ipaddr, server->ip_addr, sizeof(clp->cl_ipaddr));
err = nfs_idmap_new(clp);
if (err < 0) {
@@ -1205,7 +1091,6 @@ client_init_error:
static int nfs4_fill_super(struct super_block *sb, struct nfs4_mount_data *data, int silent)
{
struct nfs_server *server;
- struct rpc_timeout timeparms;
rpc_authflavor_t authflavour;
int err = -EIO;
@@ -1224,11 +1109,6 @@ static int nfs4_fill_super(struct super_block *sb, struct nfs4_mount_data *data,
server->acdirmin = data->acdirmin*HZ;
server->acdirmax = data->acdirmax*HZ;
- nfs_init_timeout_values(&timeparms, data->proto, data->timeo, data->retrans);
-
- server->retrans_timeo = timeparms.to_initval;
- server->retrans_count = timeparms.to_retries;
-
/* Now create transport and client */
authflavour = RPC_AUTH_UNIX;
if (data->auth_flavourlen != 0) {
@@ -1244,7 +1124,8 @@ static int nfs4_fill_super(struct super_block *sb, struct nfs4_mount_data *data,
}
}
- server->client = nfs4_create_client(server, &timeparms, data->proto, authflavour);
+ server->client = nfs4_create_client(server, data->timeo, data->retrans,
+ data->proto, authflavour);
if (IS_ERR(server->client)) {
err = PTR_ERR(server->client);
dprintk("%s: cannot create RPC client. Error = %d\n",
@@ -1318,7 +1199,7 @@ static int nfs4_get_sb(struct file_system_type *fs_type,
return -ENOMEM;
/* Zero out the NFS state stuff */
init_nfsv4_state(server);
- server->client = server->client_sys = server->client_acl = ERR_PTR(-EINVAL);
+ server->client = server->client_acl = ERR_PTR(-EINVAL);
p = nfs_copy_user_string(NULL, &data->hostname, 256);
if (IS_ERR(p))
@@ -1489,7 +1370,6 @@ err:
static struct nfs_server *nfs4_referral_server(struct super_block *sb, struct nfs_clone_mount *data)
{
struct nfs_server *server = NFS_SB(sb);
- struct rpc_timeout timeparms;
int proto, timeo, retrans;
void *err;
@@ -1498,11 +1378,11 @@ static struct nfs_server *nfs4_referral_server(struct super_block *sb, struct nf
set the timeouts and retries to low values */
timeo = 2;
retrans = 1;
- nfs_init_timeout_values(&timeparms, proto, timeo, retrans);
nfs_put_client(server->nfs_client);
server->nfs_client = NULL;
- server->client = nfs4_create_client(server, &timeparms, proto, data->authflavor);
+ server->client = nfs4_create_client(server, timeo, retrans, proto,
+ data->authflavor);
if (IS_ERR((err = server->client)))
goto out_err;
diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index aae7c11..d404cec 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -26,6 +26,8 @@ struct nfs_client {
struct rpc_clnt * cl_rpcclient;
const struct nfs_rpc_ops *rpc_ops; /* NFS protocol vector */
+ unsigned long retrans_timeo; /* retransmit timeout */
+ unsigned int retrans_count; /* number of retransmit tries */
#ifdef CONFIG_NFS_V4
u64 cl_clientid; /* constant */
@@ -73,7 +75,6 @@ struct nfs_client {
struct nfs_server {
struct nfs_client * nfs_client; /* shared client and NFS4 state */
struct rpc_clnt * client; /* RPC client handle */
- struct rpc_clnt * client_sys; /* 2nd handle for FSINFO */
struct rpc_clnt * client_acl; /* ACL RPC client handle */
struct nfs_iostats * io_stats; /* I/O statistics */
struct backing_dev_info backing_dev_info;
@@ -90,8 +91,6 @@ struct nfs_server {
unsigned int acregmax;
unsigned int acdirmin;
unsigned int acdirmax;
- unsigned long retrans_timeo; /* retransmit timeout */
- unsigned int retrans_count; /* number of retransmit tries */
unsigned int namelen;
char * hostname; /* remote hostname */
struct nfs_fh fh;
generated by cgit v0.10.2 at 2024-10-30 22:07:46 (GMT)