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-rw-r--r--fs/nfs/super.c76
1 files changed, 40 insertions, 36 deletions
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index f1cc0587cfef..810770f96816 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -728,6 +728,27 @@ static void nfs_umount_begin(struct super_block *sb)
unlock_kernel();
}
+static struct nfs_parsed_mount_data *nfs_alloc_parsed_mount_data(int flags)
+{
+ struct nfs_parsed_mount_data *data;
+
+ data = kzalloc(sizeof(*data), GFP_KERNEL);
+ if (data) {
+ data->flags = flags;
+ data->rsize = NFS_MAX_FILE_IO_SIZE;
+ data->wsize = NFS_MAX_FILE_IO_SIZE;
+ data->acregmin = NFS_DEF_ACREGMIN;
+ data->acregmax = NFS_DEF_ACREGMAX;
+ data->acdirmin = NFS_DEF_ACDIRMIN;
+ data->acdirmax = NFS_DEF_ACDIRMAX;
+ data->nfs_server.port = NFS_UNSPEC_PORT;
+ data->auth_flavors[0] = RPC_AUTH_UNIX;
+ data->auth_flavor_len = 1;
+ data->minorversion = 0;
+ }
+ return data;
+}
+
/*
* Sanity-check a server address provided by the mount command.
*
@@ -1430,10 +1451,13 @@ static int nfs_try_mount(struct nfs_parsed_mount_data *args,
int status;
if (args->mount_server.version == 0) {
- if (args->flags & NFS_MOUNT_VER3)
- args->mount_server.version = NFS_MNT3_VERSION;
- else
- args->mount_server.version = NFS_MNT_VERSION;
+ switch (args->version) {
+ default:
+ args->mount_server.version = NFS_MNT3_VERSION;
+ break;
+ case 2:
+ args->mount_server.version = NFS_MNT_VERSION;
+ }
}
request.version = args->mount_server.version;
@@ -1634,20 +1658,6 @@ static int nfs_validate_mount_data(void *options,
if (data == NULL)
goto out_no_data;
- args->flags = (NFS_MOUNT_VER3 | NFS_MOUNT_TCP);
- args->rsize = NFS_MAX_FILE_IO_SIZE;
- args->wsize = NFS_MAX_FILE_IO_SIZE;
- args->acregmin = NFS_DEF_ACREGMIN;
- args->acregmax = NFS_DEF_ACREGMAX;
- args->acdirmin = NFS_DEF_ACDIRMIN;
- args->acdirmax = NFS_DEF_ACDIRMAX;
- args->mount_server.port = NFS_UNSPEC_PORT;
- args->nfs_server.port = NFS_UNSPEC_PORT;
- args->nfs_server.protocol = XPRT_TRANSPORT_TCP;
- args->auth_flavors[0] = RPC_AUTH_UNIX;
- args->auth_flavor_len = 1;
- args->minorversion = 0;
-
switch (data->version) {
case 1:
data->namlen = 0;
@@ -1778,7 +1788,7 @@ static int nfs_validate_mount_data(void *options,
}
#ifndef CONFIG_NFS_V3
- if (args->flags & NFS_MOUNT_VER3)
+ if (args->version == 3)
goto out_v3_not_compiled;
#endif /* !CONFIG_NFS_V3 */
@@ -1936,7 +1946,7 @@ static void nfs_fill_super(struct super_block *sb,
if (data->bsize)
sb->s_blocksize = nfs_block_size(data->bsize, &sb->s_blocksize_bits);
- if (server->flags & NFS_MOUNT_VER3) {
+ if (server->nfs_client->rpc_ops->version == 3) {
/* The VFS shouldn't apply the umask to mode bits. We will do
* so ourselves when necessary.
*/
@@ -1960,7 +1970,7 @@ static void nfs_clone_super(struct super_block *sb,
sb->s_blocksize = old_sb->s_blocksize;
sb->s_maxbytes = old_sb->s_maxbytes;
- if (server->flags & NFS_MOUNT_VER3) {
+ if (server->nfs_client->rpc_ops->version == 3) {
/* The VFS shouldn't apply the umask to mode bits. We will do
* so ourselves when necessary.
*/
@@ -2094,7 +2104,7 @@ static int nfs_get_sb(struct file_system_type *fs_type,
};
int error = -ENOMEM;
- data = kzalloc(sizeof(*data), GFP_KERNEL);
+ data = nfs_alloc_parsed_mount_data(NFS_MOUNT_VER3 | NFS_MOUNT_TCP);
mntfh = kzalloc(sizeof(*mntfh), GFP_KERNEL);
if (data == NULL || mntfh == NULL)
goto out_free_fh;
@@ -2144,7 +2154,8 @@ static int nfs_get_sb(struct file_system_type *fs_type,
if (!s->s_root) {
/* initial superblock/root creation */
nfs_fill_super(s, data);
- nfs_fscache_get_super_cookie(s, data);
+ nfs_fscache_get_super_cookie(
+ s, data ? data->fscache_uniq : NULL, NULL);
}
mntroot = nfs_get_root(s, mntfh);
@@ -2245,6 +2256,7 @@ static int nfs_xdev_get_sb(struct file_system_type *fs_type, int flags,
if (!s->s_root) {
/* initial superblock/root creation */
nfs_clone_super(s, data->sb);
+ nfs_fscache_get_super_cookie(s, NULL, data);
}
mntroot = nfs_get_root(s, data->fh);
@@ -2362,18 +2374,7 @@ static int nfs4_validate_mount_data(void *options,
if (data == NULL)
goto out_no_data;
- args->rsize = NFS_MAX_FILE_IO_SIZE;
- args->wsize = NFS_MAX_FILE_IO_SIZE;
- args->acregmin = NFS_DEF_ACREGMIN;
- args->acregmax = NFS_DEF_ACREGMAX;
- args->acdirmin = NFS_DEF_ACDIRMIN;
- args->acdirmax = NFS_DEF_ACDIRMAX;
- args->nfs_server.port = NFS_UNSPEC_PORT;
- args->auth_flavors[0] = RPC_AUTH_UNIX;
- args->auth_flavor_len = 1;
args->version = 4;
- args->minorversion = 0;
-
switch (data->version) {
case 1:
if (data->host_addrlen > sizeof(args->nfs_server.address))
@@ -2508,7 +2509,8 @@ static int nfs4_remote_get_sb(struct file_system_type *fs_type,
if (!s->s_root) {
/* initial superblock/root creation */
nfs4_fill_super(s);
- nfs_fscache_get_super_cookie(s, data);
+ nfs_fscache_get_super_cookie(
+ s, data ? data->fscache_uniq : NULL, NULL);
}
mntroot = nfs4_get_root(s, mntfh);
@@ -2656,7 +2658,7 @@ static int nfs4_get_sb(struct file_system_type *fs_type,
struct nfs_parsed_mount_data *data;
int error = -ENOMEM;
- data = kzalloc(sizeof(*data), GFP_KERNEL);
+ data = nfs_alloc_parsed_mount_data(0);
if (data == NULL)
goto out_free_data;
@@ -2741,6 +2743,7 @@ static int nfs4_xdev_get_sb(struct file_system_type *fs_type, int flags,
if (!s->s_root) {
/* initial superblock/root creation */
nfs4_clone_super(s, data->sb);
+ nfs_fscache_get_super_cookie(s, NULL, data);
}
mntroot = nfs4_get_root(s, data->fh);
@@ -2822,6 +2825,7 @@ static int nfs4_remote_referral_get_sb(struct file_system_type *fs_type,
if (!s->s_root) {
/* initial superblock/root creation */
nfs4_fill_super(s);
+ nfs_fscache_get_super_cookie(s, NULL, data);
}
mntroot = nfs4_get_root(s, &mntfh);
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-25 16:38:32 +0000