fs/befs: return f_fsid for statfs(2)

Make befs return f_fsid info for statfs(2).

Signed-off-by: Coly Li <coly.li@suse.de>
Cc: Sergey S. Kostyliov <rathamahata@php4.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/fs/befs/linuxvfs.c b/fs/befs/linuxvfs.c
index d06cb023ad028a000a2f41db1208fa46991d7f47..76afd0d6b86c93e44ffb1cdf6d67616b57086822 100644 (file)
--- a/fs/befs/linuxvfs.c
+++ b/fs/befs/linuxvfs.c
@@ -900,6 +900,7 @@ static int
 befs_statfs(struct dentry *dentry, struct kstatfs *buf)
 {
        struct super_block *sb = dentry->d_sb;
+       u64 id = huge_encode_dev(sb->s_bdev->bd_dev);
 
        befs_debug(sb, "---> befs_statfs()");
 
@@ -910,6 +911,8 @@ befs_statfs(struct dentry *dentry, struct kstatfs *buf)
        buf->f_bavail = buf->f_bfree;
        buf->f_files = 0;       /* UNKNOWN */
        buf->f_ffree = 0;       /* UNKNOWN */
+       buf->f_fsid.val[0] = (u32)id;
+       buf->f_fsid.val[1] = (u32)(id >> 32);
        buf->f_namelen = BEFS_NAME_LEN;
 
        befs_debug(sb, "<--- befs_statfs()");