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authorColy Li <coly.li@suse.de>2009-04-03 01:59:38 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2009-04-03 04:05:09 +0200
commit2430c4daf9e6cc6b144906a41f7f28c3f6ae5a2c (patch)
tree77205aaed6beda98cb414ebcbb2a6e57c5c85a50 /fs/isofs
parentfs/hpfs: return f_fsid for statfs(2) (diff)
downloadlinux-2430c4daf9e6cc6b144906a41f7f28c3f6ae5a2c.tar.xz
linux-2430c4daf9e6cc6b144906a41f7f28c3f6ae5a2c.zip
fs/isofs: return f_fsid for statfs(2)
Make isofs return f_fsid info for statfs(2). Signed-off-by: Coly Li <coly.li@suse.de> Cc: Jan Kara <jack@ucw.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/isofs')
-rw-r--r--fs/isofs/inode.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/isofs/inode.c b/fs/isofs/inode.c
index 13d2eddd0692..b4cbe9603c7d 100644
--- a/fs/isofs/inode.c
+++ b/fs/isofs/inode.c
@@ -923,6 +923,7 @@ out_freesbi:
static int isofs_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 = ISOFS_SUPER_MAGIC;
buf->f_bsize = sb->s_blocksize;
@@ -932,6 +933,8 @@ static int isofs_statfs (struct dentry *dentry, struct kstatfs *buf)
buf->f_bavail = 0;
buf->f_files = ISOFS_SB(sb)->s_ninodes;
buf->f_ffree = 0;
+ buf->f_fsid.val[0] = (u32)id;
+ buf->f_fsid.val[1] = (u32)(id >> 32);
buf->f_namelen = NAME_MAX;
return 0;
}