diff options
| author | Coly Li <coly.li@suse.de> | 2009-04-06 19:01:12 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-04-07 08:31:10 -0700 |
| commit | 8a59f5d2526593c6bc1a0754c3a16ccc9ed41ce3 (patch) | |
| tree | e6704cc22d5069db4d3e86537fe7099df932d325 /fs/romfs/super.c | |
| parent | bdc8e5f85f9abe2e7c78dcf39d81f9a97178788b (diff) | |
fs/romfs: return f_fsid for statfs(2)
Make romfs return f_fsid info for statfs(2).
Signed-off-by: Coly Li <coly.li@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/romfs/super.c')
| -rw-r--r-- | fs/romfs/super.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/romfs/super.c b/fs/romfs/super.c index 1e548a4975b..10ca7d984a8 100644 --- a/fs/romfs/super.c +++ b/fs/romfs/super.c @@ -408,12 +408,17 @@ static void romfs_destroy_inode(struct inode *inode) */ static int romfs_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 = ROMFS_MAGIC; buf->f_namelen = ROMFS_MAXFN; buf->f_bsize = ROMBSIZE; buf->f_bfree = buf->f_bavail = buf->f_ffree; buf->f_blocks = (romfs_maxsize(dentry->d_sb) + ROMBSIZE - 1) >> ROMBSBITS; + buf->f_fsid.val[0] = (u32)id; + buf->f_fsid.val[1] = (u32)(id >> 32); return 0; } |