add a bvec_virt helper

[Jens Axboe]

On 8/4/21 3:56 AM, Christoph Hellwig wrote:
> Hi Jens,
> 
> this series adds a bvec_virt helper to return the virtual address of the
> data in bvec to replace the open coded calculation, and as a reminder
> that generall bio/bvec data can be in high memory unless it is caller
> controller or in an architecture specific driver where highmem is
> impossible.

Applied, thanks.

-- 
Jens Axboe