[Cluster-devel] [GFS2 Patch] GFS2: O_TRUNC not working on stuffed files across cluster
Steven Whitehouse
swhiteho at redhat.com
Fri Jun 25 09:54:18 UTC 2010
Hi,
Now in the -nmw tree. Thanks,
Steve.
On Thu, 2010-06-24 at 19:15 -0400, Bob Peterson wrote:
> Hi,
>
> This patch replaces a statement that got dropped out by accident.
> Without the patch, truncates on stuffed (very small) files cause
> those files to have an unpredictable size.
>
> Regards,
>
> Bob Peterson
> Red Hat File Systems
>
>
> Signed-off-by: Bob Peterson <rpeterso at redhat.com>
> --
> fs/gfs2/bmap.c | 1 +
> 1 files changed, 1 insertions(+), 0 deletions(-)
>
> diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c
> index 0db0cd9..a7b1c7c 100644
> --- a/fs/gfs2/bmap.c
> +++ b/fs/gfs2/bmap.c
> @@ -1042,6 +1042,7 @@ static int trunc_start(struct gfs2_inode *ip, u64 size)
>
> if (gfs2_is_stuffed(ip)) {
> u64 dsize = size + sizeof(struct gfs2_inode);
> + ip->i_disksize = size;
> ip->i_inode.i_mtime = ip->i_inode.i_ctime = CURRENT_TIME;
> gfs2_trans_add_bh(ip->i_gl, dibh, 1);
> gfs2_dinode_out(ip, dibh->b_data);
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