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authorColy Li <coly.li@suse.de>2009-04-02 16:59:35 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-04-02 19:05:09 -0700
commit7dd2c000ff50c758c7abfa95f57c854e3aeba5e6 (patch)
tree15d5041467bd3560019bc7f1d7d650936c3701cc
parentaac49b7543c816a6e2c1581c5b5002e6a0cef3d1 (diff)
fs/hfs: return f_fsid for statfs(2)
Make hfs return f_fsid info for statfs(2). Signed-off-by: Coly Li <coly.li@suse.de> Cc: Roman Zippel <zippel@linux-m68k.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--fs/hfs/super.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/hfs/super.c b/fs/hfs/super.c
index c8b5acf4b0b..a36bb749926 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;