linux-kernel - Re: [PATCH] mm: Don't forget to set softdirty on file mapped fault

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Message-Id: <20140708131920.2a857d573e8cc89780c9fa1c@linux-foundation.org>
Date:	Tue, 8 Jul 2014 13:19:20 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Cyrill Gorcunov <gorcunov@...il.com>
Cc:	LKML <linux-kernel@...r.kernel.org>, Linux MM <linux-mm@...ck.org>,
	Pavel Emelyanov <xemul@...allels.com>
Subject: Re: [PATCH] mm: Don't forget to set softdirty on file mapped fault

On Tue, 8 Jul 2014 23:21:51 +0400 Cyrill Gorcunov <gorcunov@...il.com> wrote:

> Otherwise we may not notice that pte was softdirty because pte_mksoft_dirty
> helper _returns_ new pte but not modifies argument.

When fixing a bug, please describe the end-user visible effects of that
bug.

[for the 12,000th time :(]
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