Re: [GIT PULL] io_uring support for zerocopy send

Jens Axboe
2022-08-03T16:47:43Z

On 8/3/22 10:44 AM, Linus Torvalds wrote:
> On Wed, Aug 3, 2022 at 9:39 AM Jens Axboe <axboe@kernel.dk> wrote:
>>
>> If you look at the numbers Pavel posted, it's
>> definitely firmly in benchmark land, but I do think the goals of
>> breaking even with non zero-copy for realistic payload sizes is the real
>> differentiator here.
>
> Well, a big part of why I wrote the query email was exactly because I
> haven't seen any numbers, and the pull request didn't have any links
> to any.
>
> So you say "the numbers Pavel posted" and I say "where?"

Didn't think of that since it's in the git commit link, but I now
realize that it's like 3 series of things in there.

> It would have been good to have had a link in the pull request (and
> thus in the merge message).

Agree, it should've been in there. Here's the one from the series that
got merged:

https://lore.kernel.org/all/cover.1657643355.git.asml.silence@gmail.com/

--
Jens Axboe