diff options
| -rw-r--r-- | fs/nfs/fscache.c | 15 | ||||
| -rw-r--r-- | fs/nfs/fscache.h | 4 | ||||
| -rw-r--r-- | fs/nfs/super.c | 31 |
3 files changed, 29 insertions, 21 deletions
diff --git a/fs/nfs/fscache.c b/fs/nfs/fscache.c index ae65c16b3670..c817787fbdb4 100644 --- a/fs/nfs/fscache.c +++ b/fs/nfs/fscache.c @@ -64,23 +64,12 @@ void nfs_fscache_release_client_cookie(struct nfs_client *clp) * either by the 'fsc=xxx' option to mount, or by inheriting it from the parent * superblock across an automount point of some nature. */ -void nfs_fscache_get_super_cookie(struct super_block *sb, const char *uniq, - struct nfs_clone_mount *mntdata) +void nfs_fscache_get_super_cookie(struct super_block *sb, const char *uniq, int ulen) { struct nfs_fscache_key *key, *xkey; struct nfs_server *nfss = NFS_SB(sb); struct rb_node **p, *parent; - int diff, ulen; - - if (uniq) { - ulen = strlen(uniq); - } else if (mntdata) { - struct nfs_server *mnt_s = NFS_SB(mntdata->sb); - if (mnt_s->fscache_key) { - uniq = mnt_s->fscache_key->key.uniquifier; - ulen = mnt_s->fscache_key->key.uniq_len; - } - } + int diff; if (!uniq) { uniq = ""; diff --git a/fs/nfs/fscache.h b/fs/nfs/fscache.h index b9c572d0679f..2a08b9130ec1 100644 --- a/fs/nfs/fscache.h +++ b/fs/nfs/fscache.h @@ -73,9 +73,7 @@ extern void nfs_fscache_unregister(void); extern void nfs_fscache_get_client_cookie(struct nfs_client *); extern void nfs_fscache_release_client_cookie(struct nfs_client *); -extern void nfs_fscache_get_super_cookie(struct super_block *, - const char *, - struct nfs_clone_mount *); +extern void nfs_fscache_get_super_cookie(struct super_block *, const char *, int); extern void nfs_fscache_release_super_cookie(struct super_block *); extern void nfs_fscache_init_inode_cookie(struct inode *); diff --git a/fs/nfs/super.c b/fs/nfs/super.c index 75b1717e91dd..f56fb357ddb3 100644 --- a/fs/nfs/super.c +++ b/fs/nfs/super.c @@ -2278,6 +2278,27 @@ static int nfs_compare_super(struct super_block *sb, void *data) return nfs_compare_mount_options(sb, server, mntflags); } +static void nfs_get_cache_cookie(struct super_block *sb, + struct nfs_parsed_mount_data *parsed, + struct nfs_clone_mount *cloned) +{ + char *uniq = NULL; + int ulen = 0; + + if (parsed && parsed->fscache_uniq) { + uniq = parsed->fscache_uniq; + ulen = strlen(parsed->fscache_uniq); + } else if (cloned) { + struct nfs_server *mnt_s = NFS_SB(cloned->sb); + if (mnt_s->fscache_key) { + uniq = mnt_s->fscache_key->key.uniquifier; + ulen = mnt_s->fscache_key->key.uniq_len; + }; + } + + nfs_fscache_get_super_cookie(sb, uniq, ulen); +} + static int nfs_bdi_register(struct nfs_server *server) { return bdi_register_dev(&server->backing_dev_info, server->s_dev); @@ -2352,7 +2373,7 @@ static struct dentry *nfs_fs_mount(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->fscache_uniq, NULL); + nfs_get_cache_cookie(s, data, NULL); } mntroot = nfs_get_root(s, mntfh, dev_name); @@ -2461,7 +2482,7 @@ nfs_xdev_mount(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); + nfs_get_cache_cookie(s, NULL, data); } mntroot = nfs_get_root(s, data->fh, dev_name); @@ -2724,7 +2745,7 @@ nfs4_remote_mount(struct file_system_type *fs_type, int flags, if (!s->s_root) { /* initial superblock/root creation */ nfs4_fill_super(s); - nfs_fscache_get_super_cookie(s, data->fscache_uniq, NULL); + nfs_get_cache_cookie(s, data, NULL); } mntroot = nfs_get_root(s, mntfh, dev_name); @@ -2988,7 +3009,7 @@ nfs4_xdev_mount(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); + nfs_get_cache_cookie(s, NULL, data); } mntroot = nfs_get_root(s, data->fh, dev_name); @@ -3079,7 +3100,7 @@ nfs4_remote_referral_mount(struct file_system_type *fs_type, int flags, if (!s->s_root) { /* initial superblock/root creation */ nfs4_fill_super(s); - nfs_fscache_get_super_cookie(s, NULL, data); + nfs_get_cache_cookie(s, NULL, data); } mntroot = nfs_get_root(s, mntfh, dev_name); |