Thread (7 messages) 7 messages, 3 authors, 2003-01-24

Re: your mail

From: David Lang <hidden>
Date: 2003-01-24 19:19:02
Also in: lkml

the cache never sees the virtual addresses, it operated excclusivly on the
physical addresses so the problem of aliasing never comes up.

virtual to physical addres mapping is all resolved before anything hits
the cache.

David Lang

On Fri, 24 Jan 2003, Anoop J. wrote:
Date: Fri, 24 Jan 2003 15:19:16 +0530 (IST)
From: Anoop J. <redacted>
To: david.lang@digitalinsight.com
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: your mail

ok i shall put it in another way
since virtual indexing is a representation of the virtual memory,
it is possible for more multiple virtual addresses to represent the same
physical address.So the problem of aliasing occurs in the cache.Does page
coloring guarantee a unique mapping of physical address.If so how is the
maping from virtual to physical address



Thanks


quoted
I think this is a case of the same tuerm being used for two different
purposes. I don't know the use you are refering to.

David Lang


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