From: "Kirill A. Shutemov" <kirill@shutemov.name>
To: Johannes Weiner <hannes@cmpxchg.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Tejun Heo <tj@kernel.org>, Hugh Dickins <hughd@google.com>,
Michel Lespinasse <walken@google.com>, Jan Kara <jack@suse.cz>,
linux-mm@kvack.org, linux-fsdevel@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [patch 2/3] mm: memory: remove ->vm_file check on shared writable vmas
Date: Tue, 2 Dec 2014 14:00:15 +0200 [thread overview]
Message-ID: <20141202120015.GC22683@node.dhcp.inet.fi> (raw)
In-Reply-To: <1417474682-29326-2-git-send-email-hannes@cmpxchg.org>
On Mon, Dec 01, 2014 at 05:58:01PM -0500, Johannes Weiner wrote:
> The only way a VMA can have shared and writable semantics is with a
> backing file.
>
> Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
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Kirill A. Shutemov
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next prev parent reply other threads:[~2014-12-02 12:00 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-12-01 22:58 [patch 1/3] mm: protect set_page_dirty() from ongoing truncation Johannes Weiner
2014-12-01 22:58 ` [patch 2/3] mm: memory: remove ->vm_file check on shared writable vmas Johannes Weiner
2014-12-02 8:58 ` Jan Kara
2014-12-02 15:18 ` Johannes Weiner
2014-12-02 12:00 ` Kirill A. Shutemov [this message]
2014-12-01 22:58 ` [patch 3/3] mm: memory: merge shared-writable dirtying branches in do_wp_page() Johannes Weiner
2014-12-02 9:19 ` Jan Kara
2014-12-02 16:56 ` Johannes Weiner
2014-12-02 12:08 ` Kirill A. Shutemov
2014-12-02 9:12 ` [patch 1/3] mm: protect set_page_dirty() from ongoing truncation Jan Kara
2014-12-02 15:06 ` Johannes Weiner
2014-12-02 11:56 ` Kirill A. Shutemov
2014-12-02 15:11 ` Johannes Weiner
-- strict thread matches above, loose matches on Subject: below --
2014-12-05 14:52 Johannes Weiner
2014-12-05 14:52 ` [patch 2/3] mm: memory: remove ->vm_file check on shared writable vmas Johannes Weiner
2014-12-16 16:18 [patch 0/3 resend] mm: close race between dirtying and truncation Johannes Weiner
2014-12-16 16:18 ` [patch 2/3] mm: memory: remove ->vm_file check on shared writable vmas Johannes Weiner
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