[rfc] Fix pch on sparc-linux.
Richard Henderson
rth@redhat.com
Tue Feb 15 02:56:00 GMT 2005
On Mon, Feb 14, 2005 at 02:52:27PM -0800, David S. Miller wrote:
> Sparc64 is phsically tagged, and has this problem. Virtual indexing
> alone is enough to cause aliasing problems, and thus the kernel changing
> the address.
Huh? Almost all L1 caches are virtually indexed these days -- including
ia32 -- and we don't see problems there. Why do you believe any physically
tagged cache would have problems honoring arbitrary mappings?
r~
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