GFS2: Direct IO write at end of file error

This patch fixes a problem whereby a direct_io write doesn't fall
back to buffered write properly at end of file.

Signed-off-by: Bob Peterson <rpeterso@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>

diff --git a/fs/gfs2/ops_address.c b/fs/gfs2/ops_address.c
index e64a1b0..ae7126a 100644 (file)
--- a/fs/gfs2/ops_address.c
+++ b/fs/gfs2/ops_address.c
@@ -975,7 +975,7 @@ static int gfs2_ok_for_dio(struct gfs2_inode *ip, int rw, loff_t offset)
        if (gfs2_is_stuffed(ip))
                return 0;
 
-       if (offset > i_size_read(&ip->i_inode))
+       if (offset >= i_size_read(&ip->i_inode))
                return 0;
        return 1;
 }