From: "Matt Reimer" <mattjreimer@gmail.com>
To: "David Miller" <davem@davemloft.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] mm: D-cache aliasing issue in cow_user_page
Date: Tue, 5 Dec 2006 23:04:32 -0800 [thread overview]
Message-ID: <f383264b0612052304p52444392xf7ce9e22afed01ff@mail.gmail.com> (raw)
In-Reply-To: <20061205.165948.98864221.davem@davemloft.net>
On 12/5/06, David Miller <davem@davemloft.net> wrote:
> From: "Matt Reimer" <mattjreimer@gmail.com>
> Date: Tue, 5 Dec 2006 16:57:12 -0800
>
> > Right, but isn't he declaring that each architecture needs to take
> > care of this? So, say, on ARM we'd need to make kunmap() not a NOP and
> > call flush_dcache_page() ?
>
> No. He is only solving a problem that occurs on HIGHMEM
> configurations on systems which can have D-cache aliasing
> issues.
Ok. Thanks for the clarification.
Matt
next prev parent reply other threads:[~2006-12-06 7:04 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-12-05 7:38 Matt Reimer
2006-12-05 21:24 ` David Miller
2006-12-06 0:57 ` Matt Reimer
2006-12-06 0:59 ` David Miller
2006-12-06 7:04 ` Matt Reimer [this message]
2006-12-06 21:19 ` Matt Reimer
2006-12-07 0:46 ` David Miller
2006-12-07 6:20 ` Matt Reimer
2006-12-07 7:22 ` David Miller
-- strict thread matches above, loose matches on Subject: below --
2006-10-17 9:15 [PATCH] mm:D-cache " Dmitriy Monakhov
2006-10-19 6:33 ` Andrew Morton
2006-10-19 7:00 ` David Miller
2006-10-19 7:17 ` Andrew Morton
2006-10-19 7:22 ` David Miller
2006-10-19 7:41 ` Andrew Morton
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