[Cluster-devel] [GFS2 Patch] GFS2: O_TRUNC not working on stuffed files across cluster

[Bob Peterson]

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 <rpete...@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);