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Re: [Xen-devel] linux' X86_MSR config option
| To: | "Keir Fraser" <keir@xxxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] linux' X86_MSR config option |
| From: | "Jan Beulich" <jbeulich@xxxxxxxxxx> |
| Date: | Wed, 30 May 2007 12:03:17 +0200 |
| Cc: | xen-devel@xxxxxxxxxxxxxxxxxxx |
| Delivery-date: | Wed, 30 May 2007 03:00:37 -0700 |
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| In-reply-to: | <C2830846.FADD%keir@xxxxxxxxxxxxx> |
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| References: | <465D658F.76E4.0078.0@xxxxxxxxxx> <C2830846.FADD%keir@xxxxxxxxxxxxx> |
| Sender: | xen-devel-bounces@xxxxxxxxxxxxxxxxxxx |
>>> Keir Fraser <keir@xxxxxxxxxxxxx> 30.05.07 11:53 >>> >On 30/5/07 10:52, "Jan Beulich" <jbeulich@xxxxxxxxxx> wrote: > >> .. is out of sync on i386 and x86-64 - should it be allowed on i386, or >> should >> it be suppressed on x86-64? Since Xen fails ill accesses, I would assume >> enabling it on i386 is fine. > >Is this the MSRs-from-userland option? Should be safe to enable. Yes. >But probably fairly pointless? Not so for debugging purposes - I asked because I just now needed it to read a BIOS-initialized MSR, and it's quite handy if you don't have to reboot into a native kernel to do just this. Jan _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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