diff options
Diffstat (limited to 'fs/cramfs/inode.c')
| -rw-r--r-- | fs/cramfs/inode.c | 30 |
1 files changed, 9 insertions, 21 deletions
diff --git a/fs/cramfs/inode.c b/fs/cramfs/inode.c index 89b9719f5..237c7d9aa 100644 --- a/fs/cramfs/inode.c +++ b/fs/cramfs/inode.c @@ -153,7 +153,6 @@ static struct super_block * cramfs_read_super(struct super_block *sb, void *data unsigned long root_offset; struct super_block * retval = NULL; - lock_super(sb); set_blocksize(sb->s_dev, PAGE_CACHE_SIZE); sb->s_blocksize = PAGE_CACHE_SIZE; sb->s_blocksize_bits = PAGE_CACHE_SHIFT; @@ -198,7 +197,6 @@ static struct super_block * cramfs_read_super(struct super_block *sb, void *data retval = sb; out: - unlock_super(sb); return retval; } @@ -208,20 +206,15 @@ static void cramfs_put_super(struct super_block *sb) return; } -static int cramfs_statfs(struct super_block *sb, struct statfs *buf, int bufsize) +static int cramfs_statfs(struct super_block *sb, struct statfs *buf) { - struct statfs tmp; - - /* Unsupported fields set to -1 as per man page. */ - memset(&tmp, 0xff, sizeof(tmp)); - - tmp.f_type = CRAMFS_MAGIC; - tmp.f_bsize = PAGE_CACHE_SIZE; - tmp.f_bfree = 0; - tmp.f_bavail = 0; - tmp.f_ffree = 0; - tmp.f_namelen = 255; - return copy_to_user(buf, &tmp, bufsize) ? -EFAULT : 0; + buf->f_type = CRAMFS_MAGIC; + buf->f_bsize = PAGE_CACHE_SIZE; + buf->f_bfree = 0; + buf->f_bavail = 0; + buf->f_ffree = 0; + buf->f_namelen = 255; + return 0; } /* @@ -372,12 +365,7 @@ static struct super_operations cramfs_ops = { statfs: cramfs_statfs, }; -static struct file_system_type cramfs_fs_type = { - "cramfs", - FS_REQUIRES_DEV, - cramfs_read_super, - NULL -}; +static DECLARE_FSTYPE_DEV(cramfs_fs_type, "cramfs", cramfs_read_super); static int __init init_cramfs_fs(void) { |