Re: [PATCH 5/9] block: use ->bi_bdev for bio based I/O accounting

Tejun Heo
2020-12-02T23:06:33Z

On Tue, Dec 01, 2020 at 05:54:20PM +0100, Christoph Hellwig wrote:
> Rework the I/O accounting for bio based drivers to use ->bi_bdev. This
> means all drivers can now simply use bio_start_io_acct to start
> accounting, and it will take partitions into account automatically. To
> end I/O account either bio_end_io_acct can be used if the driver never
> remaps I/O to a different device, or bio_end_io_acct_remapped if the
> driver did remap the I/O.
>
> Signed-off-by: Christoph Hellwig <hch@lst.de>

Acked-by: Tejun Heo <tj@kernel.org>

--
tejun