On Mon, Apr 27, 2009 at 04:04:54PM -0700, Mingming Cao wrote:
.....
>
> Index: linux-2.6.28-rc6/fs/ext4/inode.c
> ===================================================================
> --- linux-2.6.28-rc6.orig/fs/ext4/inode.c 2009-03-12 10:21:05.000000000 -0700
> +++ linux-2.6.28-rc6/fs/ext4/inode.c 2009-04-27 14:35:21.000000000 -0700
> @@ -2177,7 +2177,10 @@ static int ext4_da_get_block_prep(struct
> set_buffer_new(bh_result);
> set_buffer_delay(bh_result);
> } else if (ret > 0) {
> + if (buffer_unwritten(bh_result))
> + set_buffer_new(bh_result);
> bh_result->b_size = (ret << inode->i_blkbits);
> + bh_result->b_bdev = inode->i_sb->s_bdev;
Updated patch to set bh_result->b_dev. I also added comments in the
source to explain whey we need to mark buffer_head new. Also updated
single line patch summary. I will send the update (-v2) patch.
-aneesh
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