Messages in this thread | | | From | (Alan Cox) | Subject | Re: TCP/IP Checksumming | Date | Tue, 26 Nov 1996 21:27:54 +0000 (GMT) |
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> The performance hit will be the same for all procedures tested. The > purpose of the test-bench is to perform relative testing. The ratio > changes less than 1 percent although the machine-cycles are less.
Your test bench is invalid, your assumptions for the pipelines being the same are broken.
> Looking at my data book for the i486, I see that it MAY be possible > to get back to real mode from protected mode without a processor reset.
Its trivial. The code is even in the current kernel source tree.
Alan
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