Subject: Re: cache coherence problem

From: Matt Porter <[email-masked]>
Date: Mon, 17 Nov 2003 19:36:31 -0700

On Mon, Nov 17, 2003 at 05:16:24PM -0800, Juergen Kienhoefer wrote:
> Guys,
> Look at the folloging test program. It mmaps memory, puts some
> instructions in it and executes it.
> Sometimes it works, sometimes it crashes with illegal instruction.
> This smells like cache problems.
> Should the kernel clean the instruction cache for these addresses
> in mmap system call?

What processor is this on?

-Matt

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