From: Andrew Morton <akpm@linux-foundation.org>
To: Gregory Price <gourry.memverge@gmail.com>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, arnd@arndb.de,
Gregory Price <gregory.price@memverge.com>
Subject: Re: [PATCH] mm/migrate: fix do_pages_move for compat pointers
Date: Tue, 3 Oct 2023 09:49:12 -0700 [thread overview]
Message-ID: <20231003094912.08cf57998135446ef475dd19@linux-foundation.org> (raw)
In-Reply-To: <20231003144857.752952-1-gregory.price@memverge.com>
On Tue, 3 Oct 2023 10:48:56 -0400 Gregory Price <gourry.memverge@gmail.com> wrote:
> do_pages_move does not handle compat pointers for the page list.
> correctly. Add in_compat_syscall check and appropriate get_user
> fetch when iterating the page list.
What are the userspace visible effects of this change?
next prev parent reply other threads:[~2023-10-03 16:49 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-03 14:48 Gregory Price
2023-10-03 14:48 ` [PATCH 2/2] mm/migrate: remove unused mm argument from do_move_pages_to_node Gregory Price
2023-10-03 16:49 ` Andrew Morton [this message]
2023-10-03 16:57 ` [PATCH] mm/migrate: fix do_pages_move for compat pointers Arnd Bergmann
2023-10-03 17:01 ` Arnd Bergmann
2023-10-03 17:17 ` Andrew Morton
2023-10-03 17:36 ` Arnd Bergmann
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=20231003094912.08cf57998135446ef475dd19@linux-foundation.org \
--to=akpm@linux-foundation.org \
--cc=arnd@arndb.de \
--cc=gourry.memverge@gmail.com \
--cc=gregory.price@memverge.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.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