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Re: RM7k cache_flush_sigtramp

To: Fuxin Zhang <>
Subject: Re: RM7k cache_flush_sigtramp
From: Ralf Baechle <>
Date: Fri, 1 Aug 2003 05:01:11 +0200
Cc: Adam Kiepul <>, MAKE FUN PRANK CALLS <>
In-reply-to: <>
Original-recipient: rfc822;
References: <9DFF23E1E33391449FDC324526D1F259017DF087@SJC1EXM02> <>
User-agent: Mutt/1.4.1i

On Fri, Aug 01, 2003 at 08:40:14AM +0800, Fuxin Zhang wrote:

> Current linux code does exactly this. But I was seeing all kinds of 
> faults occuring around the
> sigreturn point on the stack without a sync? And a sync does greatly 
> improve the stablity.
> >The ordering does matter however since the Hit_Invalidate_I makes sure the 
> >write buffer is flushed.

could there be an errata explaining Fuxin's findings?

Fuxin, what version are you running?


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