Re: [git pull] x86 fixes

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From: H. Peter Anvin

Date: Tuesday, September 9, 2008 - 10:01 am

Andi Kleen wrote:
quoted text> Krzysztof Halasa <khc@pm.waw.pl> writes:
> 
>> Linus Torvalds <torvalds@linux-foundation.org> writes:
>>
>>>  - "modern 32-bit": PPro and better. Can take CMOV, MMX and TSC for 
>>>    granted.
>> VIA C3 (Samuel 2/Ezra, 600 - 1000 MHz?, common on VIA EPIA-*: home
>> theatres etc) can't CMOV.
> 
> AFAIK they fixed that in newer BIOS with a microcode update. It's 
> slow, but it works.
> 

Yes, but if it's slower than jmp+mov than you actively want to avoid it.

	-hpa
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Messages in current thread:

[git pull] x86 fixes, H. Peter Anvin, (Mon Sep 8, 10:52 am)

Re: [git pull] x86 fixes, Linus Torvalds, (Mon Sep 8, 11:04 am)

Re: [git pull] x86 fixes, Linus Torvalds, (Mon Sep 8, 11:17 am)

Re: [git pull] x86 fixes, H. Peter Anvin, (Mon Sep 8, 11:22 am)

Re: [git pull] x86 fixes, Arjan van de Ven, (Mon Sep 8, 11:42 am)

Re: [git pull] x86 fixes, Arjan van de Ven, (Mon Sep 8, 11:46 am)

Re: [git pull] x86 fixes, H. Peter Anvin, (Mon Sep 8, 11:51 am)

Re: [git pull] x86 fixes, Ingo Molnar, (Mon Sep 8, 12:02 pm)

Re: [git pull] x86 fixes, Linus Torvalds, (Mon Sep 8, 12:30 pm)

Re: [git pull] x86 fixes, Arjan van de Ven, (Mon Sep 8, 12:55 pm)

Re: [git pull] x86 fixes, H. Peter Anvin, (Mon Sep 8, 1:14 pm)

Re: [git pull] x86 fixes, Valdis.Kletnieks, (Mon Sep 8, 1:25 pm)

Re: [git pull] x86 fixes, Andi Kleen, (Mon Sep 8, 3:42 pm)

Re: [git pull] x86 fixes, Andi Kleen, (Mon Sep 8, 3:43 pm)

Re: [git pull] x86 fixes, Krzysztof Halasa, (Mon Sep 8, 4:17 pm)

Re: [git pull] x86 fixes, Ingo Molnar, (Tue Sep 9, 12:27 am)

Re: [git pull] x86 fixes, Andi Kleen, (Tue Sep 9, 3:24 am)

Re: [git pull] x86 fixes, Linus Torvalds, (Tue Sep 9, 7:54 am)

Re: [git pull] x86 fixes, Adrian Bunk, (Tue Sep 9, 9:05 am)

Re: [git pull] x86 fixes, Linus Torvalds, (Tue Sep 9, 9:15 am)

Re: [git pull] x86 fixes, Adrian Bunk, (Tue Sep 9, 9:57 am)

Re: [git pull] x86 fixes, H. Peter Anvin, (Tue Sep 9, 10:01 am)

Re: [git pull] x86 fixes, H. Peter Anvin, (Tue Sep 9, 10:03 am)

Re: [git pull] x86 fixes, Mark Lord, (Tue Sep 9, 10:17 am)

Re: [git pull] x86 fixes, H. Peter Anvin, (Tue Sep 9, 10:19 am)

Re: [git pull] x86 fixes, Adrian Bunk, (Tue Sep 9, 10:43 am)

Re: [git pull] x86 fixes, Mark Lord, (Tue Sep 9, 10:48 am)

Re: [git pull] x86 fixes, H. Peter Anvin, (Tue Sep 9, 11:12 am)

Re: [git pull] x86 fixes, Andi Kleen, (Tue Sep 9, 11:40 am)


linux-kernel:
Greg KH	Og dreams of kernels
Jens Axboe	[PATCH 31/33] Fusion: sg chaining support
Arnd Bergmann	Re: finding your own dead "CONFIG_" variables
Mark Brown	[PATCH 2/2] Subject: natsemi: Allow users to disable workaround for DspCfg reset
Tony Breeds	[LGUEST] Look in object dir for .config
git:
Brian Downing	Re: Git in a Nutshell guide
John Benes	Re: master has some toys
Matthias Lederhofer	[PATCH 4/7] introduce GIT_WORK_TREE to specify the work tree
Alexander Sulfrian	[RFC/PATCH] RE: git calls SSH_ASKPASS even if DISPLAY is not set
Junio C Hamano	Re: Rss produced by git is not valid xml?
git-commits-head:
Linux Kernel Mailing List	iSeries: fix section mismatch in iseries_veth
Linux Kernel Mailing List	ixbge: remove TX lock and redo TX accounting.
Linux Kernel Mailing List	ixgbe: fix several counter register errata
Linux Kernel Mailing List	b43: fix build with CONFIG_SSB_PCIHOST=n
Linux Kernel Mailing List	9p: block-based virtio client
linux-netdev: