Re: Various x86 syscall mechanisms

From: H. Peter Anvin
Date: Sat Jun 21 2008 - 12:55:57 EST


Andi Kleen wrote:
"H. Peter Anvin" <hpa@xxxxxxxxx> writes:

There is no reason we couldn't do syscall for 32-bit native, but the
only processor that would benefit would be K7, and that's far enough

K6 actually. K7 has sysenter AFAIK. The K6 syscall was also slightly different
and would need special case code.

Sorry, yes, K6. Even more historic.

-hpa
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