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Re: [Xen-devel] [PATCH] constify microcode hypercall argument
| To: | "Christoph Egger" <Christoph.Egger@xxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] [PATCH] constify microcode hypercall argument |
| From: | "Jan Beulich" <jbeulich@xxxxxxxxxx> |
| Date: | Fri, 29 Aug 2008 15:28:23 +0100 |
| Cc: | xen-devel@xxxxxxxxxxxxxxxxxxx |
| Delivery-date: | Fri, 29 Aug 2008 07:27:30 -0700 |
| Envelope-to: | www-data@xxxxxxxxxxxxxxxxxxx |
| In-reply-to: | <200808291555.03806.Christoph.Egger@xxxxxxx> |
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| References: | <48B808A4.76E4.0078.0@xxxxxxxxxx> <200808291555.03806.Christoph.Egger@xxxxxxx> |
| Sender: | xen-devel-bounces@xxxxxxxxxxxxxxxxxxx |
>>> Christoph Egger <Christoph.Egger@xxxxxxx> 29.08.08 15:55 >>> >On Friday 29 August 2008 14:33:08 Jan Beulich wrote: >> Linux 2.6.27 marks the data pointer in its firmware struct 'const', and >> hence, to avoid a compiler warning, Xen's microcode update interface >> should be properly properly constified too. > >What makes you confident, that this reason applies to other operating systems >(Solaris, BSD) , too ? Adding 'const' on the consumer side is always safe, as long as the consumer guarantees it won't violate the promise. The consumer here is Xen, so there are no worries about individual guest OSes. Jan _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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