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Re: Cache Question

To: Ralf Baechle <>
Subject: Re: Cache Question
From: "Maciej W. Rozycki" <>
Date: Wed, 24 Nov 2004 22:42:45 +0000 (GMT)
Cc: "Kapoor, Pankaj" <>,
In-reply-to: <>
Original-recipient: rfc822;
References: <> <>
On Wed, 24 Nov 2004, Ralf Baechle wrote:

> That interrupt disabling in some cache flushes dates back further than
> CVS history.  Seems once uppon a time there was some CPU which didn't
> like cache flushes with interrupts enabled.  This is rather bad for
> latencies so unless somebody else on this list recalls a good reason
> I'd like to remove this.

 Some R4600 (v1.1?) errata workaround?  Or was it elsewhere?


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