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authorColy Li <coly.li@suse.de>2009-04-03 03:59:42 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2009-04-03 06:05:10 +0400
commit2fc7f562b439a361c62b9d8a67733a164fb6136f (patch)
tree9b340f94fd0d14dde27efc42cbc91246c3a74983 /fs/squashfs
parent651d0623045d3265a21ab9803b3a1e0f24a17461 (diff)
downloadlinux-2fc7f562b439a361c62b9d8a67733a164fb6136f.tar.xz
fs/squashfs: return f_fsid for statfs(2)
Make squashfs return f_fsid info for statfs(2). Signed-off-by: Coly Li <coly.li@suse.de> Cc: Phillip Lougher <phillip@lougher.demon.co.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/squashfs')
-rw-r--r--fs/squashfs/super.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/squashfs/super.c b/fs/squashfs/super.c
index 681ec0d83799..ffa6edcd2d0c 100644
--- a/fs/squashfs/super.c
+++ b/fs/squashfs/super.c
@@ -301,6 +301,7 @@ failure:
static int squashfs_statfs(struct dentry *dentry, struct kstatfs *buf)
{
struct squashfs_sb_info *msblk = dentry->d_sb->s_fs_info;
+ u64 id = huge_encode_dev(dentry->d_sb->s_bdev->bd_dev);
TRACE("Entered squashfs_statfs\n");
@@ -311,6 +312,8 @@ static int squashfs_statfs(struct dentry *dentry, struct kstatfs *buf)
buf->f_files = msblk->inodes;
buf->f_ffree = 0;
buf->f_namelen = SQUASHFS_NAME_LEN;
+ buf->f_fsid.val[0] = (u32)id;
+ buf->f_fsid.val[1] = (u32)(id >> 32);
return 0;
}