Re: FEATURE REQUEST: Specific Processor Optimizations on x86Architecture

[Zwane Mwaikambo]

On Mon, 27 Oct 2003, J.A. Magallon wrote:

> Patch inlined. Credits should go to Zwane Mwaikambo <zwane@xxxxxxxxxxxxxxxxxxx>.
> It adds the corresponding flags for PII) and P4, and in case thei are defined,
> the *fence insn are used.

Andi Kleen did something nice which automagically replaces barrier 
instructions in 2.6 w/ his 'alternative' code ("include/asm-i386/system.h" 
479L)

> Included is also one other patch by Zwane, which states that smp_call_function
> needs mb() instead of wmb().

Hasn't this made it into 2.4 yet? It should at least be in -ac(-pac?) i'll 
try and send it off to Marcelo again.

Thanks,
	Zwane

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