From: Catalin Marinas <catalin.marinas@arm.com>
To: Peter Collingbourne <pcc@google.com>
Cc: "Qun-wei Lin (林群崴)" <Qun-wei.Lin@mediatek.com>,
linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org,
"surenb@google.com" <surenb@google.com>,
"david@redhat.com" <david@redhat.com>,
"Chinwen Chang (張錦文)" <chinwen.chang@mediatek.com>,
"kasan-dev@googlegroups.com" <kasan-dev@googlegroups.com>,
"Kuan-Ying Lee (李冠穎)" <Kuan-Ying.Lee@mediatek.com>,
"Casper Li (李中榮)" <casper.li@mediatek.com>,
"gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
vincenzo.frascino@arm.com,
"Alexandru Elisei" <alexandru.elisei@arm.com>,
will@kernel.org, eugenis@google.com,
"Steven Price" <steven.price@arm.com>
Subject: Re: [PATCH v3 2/3] mm: Call arch_swap_restore() from unuse_pte()
Date: Fri, 19 May 2023 17:42:13 +0100 [thread overview]
Message-ID: <ZGem5R4gw/w0K4iw@arm.com> (raw)
In-Reply-To: <20230517022115.3033604-3-pcc@google.com>
On Tue, May 16, 2023 at 07:21:12PM -0700, Peter Collingbourne wrote:
> We would like to move away from requiring architectures to restore
> metadata from swap in the set_pte_at() implementation, as this is not only
> error-prone but adds complexity to the arch-specific code. This requires
> us to call arch_swap_restore() before calling swap_free() whenever pages
> are restored from swap. We are currently doing so everywhere except in
> unuse_pte(); do so there as well.
>
> Signed-off-by: Peter Collingbourne <pcc@google.com>
> Link: https://linux-review.googlesource.com/id/I68276653e612d64cde271ce1b5a99ae05d6bbc4f
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
next prev parent reply other threads:[~2023-05-19 16:42 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-17 2:21 [PATCH v3 0/3] mm: Fix bug affecting swapping in MTE tagged pages Peter Collingbourne
2023-05-17 2:21 ` [PATCH v3 1/3] mm: Call arch_swap_restore() from do_swap_page() Peter Collingbourne
2023-05-17 3:40 ` Huang, Ying
2023-05-17 8:37 ` David Hildenbrand
2023-05-17 14:57 ` Steven Price
2023-05-19 16:39 ` Catalin Marinas
2023-05-17 2:21 ` [PATCH v3 2/3] mm: Call arch_swap_restore() from unuse_pte() Peter Collingbourne
2023-05-17 8:37 ` David Hildenbrand
2023-05-17 14:58 ` Steven Price
2023-05-19 16:42 ` Catalin Marinas [this message]
2023-05-17 2:21 ` [PATCH v3 3/3] arm64: mte: Simplify swap tag restoration logic Peter Collingbourne
2023-05-17 14:59 ` Steven Price
2023-05-19 16:54 ` Catalin Marinas
2023-05-22 23:45 ` Peter Collingbourne
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=ZGem5R4gw/w0K4iw@arm.com \
--to=catalin.marinas@arm.com \
--cc=Kuan-Ying.Lee@mediatek.com \
--cc=Qun-wei.Lin@mediatek.com \
--cc=alexandru.elisei@arm.com \
--cc=casper.li@mediatek.com \
--cc=chinwen.chang@mediatek.com \
--cc=david@redhat.com \
--cc=eugenis@google.com \
--cc=gregkh@linuxfoundation.org \
--cc=kasan-dev@googlegroups.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=pcc@google.com \
--cc=steven.price@arm.com \
--cc=surenb@google.com \
--cc=vincenzo.frascino@arm.com \
--cc=will@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