[PATCH] VFS: Permit filesystem to perform statfs with a known root dentry

[safe/jmp/linux-2.6] / fs / reiserfs / super.c

diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c
index f3ff41d..00f1321 100644 (file)
--- a/fs/reiserfs/super.c
+++ b/fs/reiserfs/super.c
@@ -60,7 +60,7 @@ static int is_any_reiserfs_magic_string(struct reiserfs_super_block *rs)
 }
 
 static int reiserfs_remount(struct super_block *s, int *flags, char *data);
-static int reiserfs_statfs(struct super_block *s, struct kstatfs *buf);
+static int reiserfs_statfs(struct dentry *dentry, struct kstatfs *buf);
 
 static int reiserfs_sync_fs(struct super_block *s, int wait)
 {
@@ -1938,15 +1938,15 @@ static int reiserfs_fill_super(struct super_block *s, void *data, int silent)
        return errval;
 }
 
-static int reiserfs_statfs(struct super_block *s, struct kstatfs *buf)
+static int reiserfs_statfs(struct dentry *dentry, struct kstatfs *buf)
 {
-       struct reiserfs_super_block *rs = SB_DISK_SUPER_BLOCK(s);
+       struct reiserfs_super_block *rs = SB_DISK_SUPER_BLOCK(dentry->d_sb);
 
        buf->f_namelen = (REISERFS_MAX_NAME(s->s_blocksize));
        buf->f_bfree = sb_free_blocks(rs);
        buf->f_bavail = buf->f_bfree;
        buf->f_blocks = sb_block_count(rs) - sb_bmap_nr(rs) - 1;
-       buf->f_bsize = s->s_blocksize;
+       buf->f_bsize = dentry->d_sb->s_blocksize;
        /* changed to accommodate gcc folks. */
        buf->f_type = REISERFS_SUPER_MAGIC;
        return 0;