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Re: [PATCH 1/4][Xen-devel] X86 microcode: cancel redundant input paramet
| To: | Christoph Egger <Christoph.Egger@xxxxxxx>, "Liu, Jinsong" <jinsong.liu@xxxxxxxxx> |
|---|---|
| Subject: | Re: [PATCH 1/4][Xen-devel] X86 microcode: cancel redundant input parameter of microcode functions |
| From: | Keir Fraser <keir.fraser@xxxxxxxxxxxxx> |
| Date: | Thu, 22 Jan 2009 11:14:18 +0000 |
| Cc: | "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx> |
| Delivery-date: | Thu, 22 Jan 2009 03:14:43 -0800 |
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| In-reply-to: | <200901221207.50153.Christoph.Egger@xxxxxxx> |
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| Thread-topic: | [PATCH 1/4][Xen-devel] X86 microcode: cancel redundant input parameter of microcode functions |
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On 22/01/2009 11:07, "Christoph Egger" <Christoph.Egger@xxxxxxx> wrote: >> I think the input parameter 'cpu' is better than 'uci' since 'cpu' is much >> clear to developer with explicit meaning, so between the 2 redundant >> parameters 'uci' and 'cpu', we should remove 'uci', just like what native >> linux microcode functions do. > > What linux does, doesn't matter here. Dom0 just has to make the hypercall. > This is nothing linux specific. Like much of Xen's low-level platform code, our microcode mechanism has direct Linux heritage. Hence keeping as close as possible to those roots makes upgrades from kernel.org upstream much easier. Hence there is good reason for caring about closeness to Linux code compared with solaris/bsd/... -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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