This patch makes hfs return f_fsid info for statfs(2).
Signed-off-by: Coly Li <[email protected]>
Cc: Roman Zippel <[email protected]>
---
fs/hfs/super.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/fs/hfs/super.c b/fs/hfs/super.c
index c8b5acf..a36bb74 100644
--- a/fs/hfs/super.c
+++ b/fs/hfs/super.c
@@ -82,6 +82,7 @@ static void hfs_put_super(struct super_block *sb)
static int hfs_statfs(struct dentry *dentry, struct kstatfs *buf)
{
struct super_block *sb = dentry->d_sb;
+ u64 id = huge_encode_dev(sb->s_bdev->bd_dev);
buf->f_type = HFS_SUPER_MAGIC;
buf->f_bsize = sb->s_blocksize;
@@ -90,6 +91,8 @@ static int hfs_statfs(struct dentry *dentry, struct kstatfs *buf)
buf->f_bavail = buf->f_bfree;
buf->f_files = HFS_SB(sb)->fs_ablocks;
buf->f_ffree = HFS_SB(sb)->free_ablocks;
+ buf->f_fsid.val[0] = (u32)id;
+ buf->f_fsid.val[1] = (u32)(id >> 32);
buf->f_namelen = HFS_NAMELEN;
return 0;
--
Coly Li
SuSE Labs