Linux Kernel Selftest development
 help / color / mirror / Atom feed
From: "Ricardo Cañuelo" <ricardo.canuelo@collabora.com>
To: Jeffle Xu <jefflexu@linux.alibaba.com>, shuah@kernel.org
Cc: linux-kselftest@vger.kernel.org, James Wang <jnwang@linux.alibaba.com>
Subject: Re: [PATCH v3] selftests/mincore: get readahead size for check_file_mmap()
Date: Mon, 12 Apr 2021 09:15:41 +0200	[thread overview]
Message-ID: <a582e59cdca782125929a88318eeebd24c7fda8f.camel@collabora.com> (raw)
In-Reply-To: <20210412034622.59737-1-jefflexu@linux.alibaba.com>

Hi Jeffle,

Thanks for the patch.

On Mon, 2021-04-12 at 11:46 +0800, Jeffle Xu wrote:
> -	i = FILE_SIZE / 2 / page_size + 1;
> +	i = file_size / 2 / page_size + 1;
>  	while (i < vec_size && vec[i]) {
>  		ra_pages++;
>  		i++;

One minor nit: now that you know the readahead size exactly, this could check
that only the readahead window has been loaded and that anything beyond that is
still not populated.

Acked-by: Ricardo Cañuelo <ricardo.canuelo@collabora.com>


  reply	other threads:[~2021-04-12  7:15 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-03  6:38 [PATCH v2] selftests/mincore: get readahead size for check_file_mmap() Jeffle Xu
2021-04-12  3:10 ` JeffleXu
2021-04-12  3:46 ` [PATCH v3] " Jeffle Xu
2021-04-12  7:15   ` Ricardo Cañuelo [this message]
2021-04-14  9:17     ` JeffleXu

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=a582e59cdca782125929a88318eeebd24c7fda8f.camel@collabora.com \
    --to=ricardo.canuelo@collabora.com \
    --cc=jefflexu@linux.alibaba.com \
    --cc=jnwang@linux.alibaba.com \
    --cc=linux-kselftest@vger.kernel.org \
    --cc=shuah@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox