Re: [PATCH v12 0/3] bio: control bio max size

From: Bart Van Assche
Date: Fri Jun 04 2021 - 12:13:25 EST


On 6/3/21 10:03 PM, Changheun Lee wrote:
> bio size can grow up to 4GB after muli-page bvec has been enabled.
> But sometimes large size of bio would lead to inefficient behaviors.
> Control of bio max size will be helpful to improve inefficiency.
>
> blk_queue_max_bio_bytes() is added to enable be set the max_bio_bytes in
> each driver layer. And max_bio_bytes sysfs is added to show current
> max_bio_bytes for each request queue.
> bio size can be controlled via max_bio_bytes.

Where is the version history for this patch series?

Has this patch series been tested in combination with dm-crypt?

Bart.