linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: Matthew Wilcox <willy@infradead.org>
To: Liam Howlett <liam.howlett@oracle.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	"linux-mm@kvack.org" <linux-mm@kvack.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Hugh Dickins <hughd@google.com>
Subject: Re: [PATCH v3] mm/mmap: Don't unlock VMAs in remap_file_pages()
Date: Wed, 24 Feb 2021 02:49:17 +0000	[thread overview]
Message-ID: <20210224024917.GO2858050@casper.infradead.org> (raw)
In-Reply-To: <20210223235010.2296915-1-Liam.Howlett@Oracle.com>

On Tue, Feb 23, 2021 at 11:50:23PM +0000, Liam Howlett wrote:
> Since this call uses MAP_FIXED, do_mmap() will munlock the necessary
> range.  There is also an error in the loop test expression which will
> evaluate as false and the loop body has never execute.
> 
> Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
> Acked-by: Hugh Dickins <hughd@google.com>

Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org>


  reply	other threads:[~2021-02-24  2:49 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-23 23:50 [PATCH v3] mm/mmap: Don't unlock VMAs in remap_file_pages() Liam Howlett
2021-02-24  2:49 ` Matthew Wilcox [this message]
2021-02-24 10:13 ` 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=20210224024917.GO2858050@casper.infradead.org \
    --to=willy@infradead.org \
    --cc=akpm@linux-foundation.org \
    --cc=hughd@google.com \
    --cc=liam.howlett@oracle.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;
as well as URLs for NNTP newsgroup(s).