From: Al Viro <[email protected]>
To: Pavel Begunkov <[email protected]>
Cc: Jens Axboe <[email protected]>, yangerkun <[email protected]>,
[email protected], [email protected],
[email protected]
Subject: Re: [PATCH] block: reexpand iov_iter after read/write
Date: Thu, 6 May 2021 17:17:28 +0000 [thread overview]
Message-ID: <YJQkqP19pj3C/[email protected]> (raw)
In-Reply-To: <[email protected]>
On Thu, May 06, 2021 at 05:57:02PM +0100, Pavel Begunkov wrote:
> On 4/30/21 3:35 PM, Al Viro wrote:
> > On Fri, Apr 30, 2021 at 01:57:22PM +0100, Pavel Begunkov wrote:
> >> On 4/28/21 7:16 AM, yangerkun wrote:
> >>> Hi,
> >>>
> >>> Should we pick this patch for 5.13?
> >>
> >> Looks ok to me
> >
> > Looks sane. BTW, Pavel, could you go over #untested.iov_iter
> > and give it some beating? Ideally - with per-commit profiling to see
> > what speedups/slowdowns do they come with...
>
> I've heard Jens already tested it out. Jens, is that right? Can you
> share? especially since you have much more fitting hardware.
FWIW, the current branch is #untested.iov_iter-3 and the code generated
by it at least _looks_ better than with mainline; how much of an improvement
does it make would have to be found by profiling...
next prev parent reply other threads:[~2021-05-06 17:17 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-01 7:18 [PATCH] block: reexpand iov_iter after read/write yangerkun
2021-04-06 1:28 ` yangerkun
2021-04-06 11:04 ` Pavel Begunkov
2021-04-07 14:16 ` yangerkun
2021-04-09 14:49 ` Pavel Begunkov
2021-04-15 17:37 ` Pavel Begunkov
2021-04-15 17:39 ` Pavel Begunkov
2021-04-28 6:16 ` yangerkun
2021-04-30 12:57 ` Pavel Begunkov
2021-04-30 14:35 ` Al Viro
2021-05-06 16:57 ` Pavel Begunkov
2021-05-06 17:17 ` Al Viro [this message]
2021-05-06 17:19 ` Jens Axboe
2021-05-06 18:55 ` Al Viro
2021-05-06 19:15 ` Jens Axboe
2021-05-06 21:08 ` Al Viro
2021-05-06 21:17 ` Matthew Wilcox
2021-05-07 14:59 ` Jens Axboe
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