From: David Hildenbrand <david@redhat.com>
To: Lorenzo Stoakes <lstoakes@gmail.com>,
linux-mm@kvack.org, Andrew Morton <akpm@linux-foundation.org>,
Shuah Khan <shuah@kernel.org>,
linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: Vlastimil Babka <vbabka@suse.cz>,
Jakub Matena <matenajakub@gmail.com>,
Matthew Wilcox <willy@infradead.org>,
Mel Gorman <mgorman@techsingularity.net>,
Michal Hocko <mhocko@kernel.org>
Subject: Re: [PATCH v4] selftest/vm: add mremap expand merge offset test
Date: Mon, 2 Jan 2023 17:59:01 +0100 [thread overview]
Message-ID: <6c3725b7-53af-bcc7-2a58-a35b2bc08b4f@redhat.com> (raw)
In-Reply-To: <02b117a8ffd52acc01dc66c2fb39754f08d92c0e.1672675824.git.lstoakes@gmail.com>
On 02.01.23 17:11, Lorenzo Stoakes wrote:
> Add a test to assert that we can mremap() and expand a mapping starting
> from an offset within an existing mapping. We unmap the last page in a 3
> page mapping to ensure that the remap should always succeed, before
> remapping from the 2nd page.
>
> This is additionally a regression test for the issue solved in "mm, mremap:
> fix mremap() expanding vma with addr inside vma" and confirmed to fail
> prior to the change and pass after it.
>
> Finally, this patch updates the existing mremap expand merge test to check
> error conditions and reduce code duplication between the two tests.
>
> Signed-off-by: Lorenzo Stoakes <lstoakes@gmail.com>
> ---
Acked-by: David Hildenbrand <david@redhat.com>
--
Thanks,
David / dhildenb
prev parent reply other threads:[~2023-01-02 17:00 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-02 16:11 [PATCH v4] selftest/vm: add mremap expand merge offset test Lorenzo Stoakes
2023-01-02 16:59 ` David Hildenbrand [this message]
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=6c3725b7-53af-bcc7-2a58-a35b2bc08b4f@redhat.com \
--to=david@redhat.com \
--cc=akpm@linux-foundation.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-kselftest@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=lstoakes@gmail.com \
--cc=matenajakub@gmail.com \
--cc=mgorman@techsingularity.net \
--cc=mhocko@kernel.org \
--cc=shuah@kernel.org \
--cc=vbabka@suse.cz \
--cc=willy@infradead.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.