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Re: locking question: do_mmap(), do_munmap()

To: Dominic Sweetman <>
Subject: Re: locking question: do_mmap(), do_munmap()
From: Ralf Baechle <>
Date: Wed, 20 Oct 1999 00:02:42 +0200
Cc: Ralf Baechle <>, Kanoj Sarcar <>,,,
In-reply-to: <>
References: <> <> <> <>
On Tue, Oct 19, 1999 at 08:34:30AM +0100, Dominic Sweetman wrote:

> > (On the R3000 which allows swapping of i-cache and d-cache for
> > diagnostic purposes it actually is possible to have dirty lines in
> > the d-cache when it's used as the i-cache...
> Not really; the R3000 caches were always write-through, so the 
> d-cache can never be dirty and in fact has exactly the same possible
> states as the i-cache.

Duh...  You're of course right.


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