From: Andrew Morton <akpm@linux-foundation.org>
To: Yuanyuan Zhong <yzhong@purestorage.com>
Cc: David Hildenbrand <david@redhat.com>,
Matthew Wilcox <willy@infradead.org>,
linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
Mohamed Khalfella <mkhalfella@purestorage.com>
Subject: Re: [PATCH] mm: /proc/pid/smaps_rollup: avoid skipping vma after getting mmap_lock again
Date: Thu, 23 May 2024 20:02:28 -0700 [thread overview]
Message-ID: <20240523200228.fdaa0319d3fd4bd7a62f7f8a@linux-foundation.org> (raw)
In-Reply-To: <CA+AMecHUo-sPy5wDszWgX5BWPAqMwrXqCWO1jGE5uMRq2U=BVw@mail.gmail.com>
On Thu, 23 May 2024 12:16:57 -0700 Yuanyuan Zhong <yzhong@purestorage.com> wrote:
> On Thu, May 23, 2024 at 11:56 AM Andrew Morton
> <akpm@linux-foundation.org> wrote:
> >
> > Please describe the userspace-visible runtime effects of this bug.
> > This aids others in deciding which kernel version(s) need the patch.
> >
> Otherwise, with some VMAs skipped, userspace observed memory consumption
> from /proc/pid/smaps_rollup will be smaller than the sum of the
> corresponding fields from /proc/pid/smaps.
>
> Please let me know if separate v2 is needed. Thanks
All is good, thanks. I added the above text and the cc:stable tag.
next prev parent reply other threads:[~2024-05-24 3:02 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-23 18:35 [PATCH] mm: /proc/pid/smaps_rollup: avoid skipping vma after getting mmap_lock again Yuanyuan Zhong
2024-05-23 18:56 ` Andrew Morton
2024-05-23 19:16 ` Yuanyuan Zhong
2024-05-24 3:02 ` Andrew Morton [this message]
2024-05-27 7:33 ` David Hildenbrand
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=20240523200228.fdaa0319d3fd4bd7a62f7f8a@linux-foundation.org \
--to=akpm@linux-foundation.org \
--cc=david@redhat.com \
--cc=linux-fsdevel@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mkhalfella@purestorage.com \
--cc=willy@infradead.org \
--cc=yzhong@purestorage.com \
/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;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).