Re: [PATCH v1 3/4] block: get the 1st and last bvec via helpers

[Christoph Hellwig]

On Fri, Feb 19, 2016 at 11:20:21AM +0800, Ming Lei wrote:
> This patch applies the two introduced helpers to
> figure out the 1st and last bvec, and fixes the
> original way after bio splitting.

Looks fine,

Reviewed-by: Christoph Hellwig <hch@xxxxxx>