[PATCH 1/2] block: remove bio_add_pc_page
Chaitanya Kulkarni
chaitanyak at nvidia.com
Mon Feb 3 08:49:59 PST 2025
On 1/2/25 23:33, Christoph Hellwig wrote:
> Lift bio_split_rw_at into blk_rq_append_bio so that it validates the
> hardware limits. With this all passthrough callers can simply add
> bio_add_page to build the bio and delay checking for exceeding of limits
> to this point instead of doing it for each page.
>
> While this looks like adding a new expensive loop over all bio_vecs,
> blk_rq_append_bio is already doing that just to counter the number of
> segments.
>
> Signed-off-by: Christoph Hellwig<hch at lst.de>
Looks good.
Reviewed-by: Chaitanya Kulkarni <kch at nvidia.com>
-ck
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