Re: [PATCH][2.5] replace flush_map() in arch/i386/mm/pageattr.c with flush_tlb_all()

Thomas Schlichter (schlicht@uni-mannheim.de)
Thu, 20 Feb 2003 21:30:55 +0100


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On Thu, Feb 20, 2003 at 21:36, Dave Jones wrote:
> This looks bogus. You're killing the wbinvd() in flush_kernel_map() which
> is needed.

I must admit I don't exactly know the wbinvd() command, but as the comment=
=20
says:
/* Could use CLFLUSH here if the CPU supports it (Hammer,P4) */

I thought it is not NEEDED, just a COULD...

Thomas
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