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fs/squashfs: return f_fsid for statfs(2)

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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>
This commit is contained in:
Coly Li 2009-04-02 16:59:42 -07:00 committed by Linus Torvalds
parent 651d062304
commit 2fc7f562b4
1 changed files with 3 additions and 0 deletions
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3
fs/squashfs/super.c
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@ -301,6 +301,7 @@ failure:
static int squashfs_statfs(struct dentry *dentry, struct kstatfs *buf) static int squashfs_statfs(struct dentry *dentry, struct kstatfs *buf)
{ {
struct squashfs_sb_info *msblk = dentry->d_sb->s_fs_info; 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"); 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_files = msblk->inodes;
buf->f_ffree = 0; buf->f_ffree = 0;
buf->f_namelen = SQUASHFS_NAME_LEN; buf->f_namelen = SQUASHFS_NAME_LEN;
buf->f_fsid.val[0] = (u32)id;
buf->f_fsid.val[1] = (u32)(id >> 32);
return 0; return 0;
} }