2009-01-19 17:31:52

by Coly Li

Subject: [PATCH 13/20] fs/omfs: return f_fsid for statfs(2)

This patch makes omfs return f_fsid info for statfs(2).

Signed-off-by: Coly Li <[email protected]>
Cc: Bob Copeland <[email protected]>
---
fs/omfs/inode.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/fs/omfs/inode.c b/fs/omfs/inode.c
index 633e9dc..d79e808 100644
--- a/fs/omfs/inode.c
+++ b/fs/omfs/inode.c
@@ -262,14 +262,19 @@ static int omfs_statfs(struct dentry *dentry, struct kstatfs *buf)
{
struct super_block *s = dentry->d_sb;
struct omfs_sb_info *sbi = OMFS_SB(s);
+ u64 id = huge_encode_dev(s->s_bdev->bd_dev);
+
buf->f_type = OMFS_MAGIC;
buf->f_bsize = sbi->s_blocksize;
buf->f_blocks = sbi->s_num_blocks;
buf->f_files = sbi->s_num_blocks;
buf->f_namelen = OMFS_NAMELEN;
+ buf->f_fsid.val[0] = (u32)id;
+ buf->f_fsid.val[1] = (u32)(id >> 32);

buf->f_bfree = buf->f_bavail = buf->f_ffree =
omfs_count_free(s);
+
return 0;
}

--
Coly Li
SuSE Labs

2009-01-19 21:45:25

by Bob Copeland

Subject: Re: [PATCH 13/20] fs/omfs: return f_fsid for statfs(2)

On Tue, Jan 20, 2009 at 01:35:10AM +0800, Coly Li wrote:
> This patch makes omfs return f_fsid info for statfs(2).
>
> Signed-off-by: Coly Li <[email protected]>
> Cc: Bob Copeland <[email protected]>

Fine with me...

Acked-by: Bob Copeland <[email protected]>

> @@ -262,14 +262,19 @@ static int omfs_statfs(struct dentry *dentry, struct kstatfs *buf)
> {
> struct super_block *s = dentry->d_sb;
> struct omfs_sb_info *sbi = OMFS_SB(s);
> + u64 id = huge_encode_dev(s->s_bdev->bd_dev);
> +
> buf->f_type = OMFS_MAGIC;
> buf->f_bsize = sbi->s_blocksize;
> buf->f_blocks = sbi->s_num_blocks;
> buf->f_files = sbi->s_num_blocks;
> buf->f_namelen = OMFS_NAMELEN;
> + buf->f_fsid.val[0] = (u32)id;
> + buf->f_fsid.val[1] = (u32)(id >> 32);
>
> buf->f_bfree = buf->f_bavail = buf->f_ffree =
> omfs_count_free(s);
> +
> return 0;
> }

--
Bob Copeland %% http://www.bobcopeland.com