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authorColy Li <coly.li@suse.de>2009-04-02 16:59:37 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-04-02 19:05:09 -0700
commit604d295c26f2229636c7fa4eba33af017c3b70e3 (patch)
treea80ed9776739956f7280432b71278e4b7d100eb3 /fs/hpfs
parent25564dd869d8615e80b70b37de7545bd21de3c7c (diff)
fs/hpfs: return f_fsid for statfs(2)
Make hpfs return f_fsid info for statfs(2). Signed-off-by: Coly Li <coly.li@suse.de> Cc: Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/hpfs')
-rw-r--r--fs/hpfs/super.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/hpfs/super.c b/fs/hpfs/super.c
index 0d049b8919c4..c40f6e242444 100644
--- a/fs/hpfs/super.c
+++ b/fs/hpfs/super.c
@@ -136,6 +136,7 @@ static int hpfs_statfs(struct dentry *dentry, struct kstatfs *buf)
{
struct super_block *s = dentry->d_sb;
struct hpfs_sb_info *sbi = hpfs_sb(s);
+ u64 id = huge_encode_dev(s->s_bdev->bd_dev);
lock_kernel();
/*if (sbi->sb_n_free == -1) {*/
@@ -149,6 +150,8 @@ static int hpfs_statfs(struct dentry *dentry, struct kstatfs *buf)
buf->f_bavail = sbi->sb_n_free;
buf->f_files = sbi->sb_dirband_size / 4;
buf->f_ffree = sbi->sb_n_free_dnodes;
+ buf->f_fsid.val[0] = (u32)id;
+ buf->f_fsid.val[1] = (u32)(id >> 32);
buf->f_namelen = 254;
unlock_kernel();