Re: For your amusement: slightly faster syscalls

From: Ingo Molnar
Date: Thu Jun 18 2015 - 05:06:40 EST



* H. Peter Anvin <hpa@xxxxxxxxx> wrote:

> Well... with UP we don't even need GS in the kernel...

Yeah, but it was just a simple demo, to see how much of a speedup the GS access
reordering it is, so in that sense it was good enough to see that the speedup is 3
cycles.

(Got the original email forwarded meanwhile.)

Thanks,

Ingo
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