cache coherence problem

Matt Porter mporter at
Tue Nov 18 13:36:31 EST 2003

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?


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