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| Path | csiph.com!goblin2!goblin.stu.neva.ru!aioe.org!bofh.it!news.nic.it!robomod |
|---|---|
| From | David Vrabel <david.vrabel@citrix.com> |
| Newsgroups | linux.kernel |
| Subject | Re: [Xen-devel] [PATCH] xen/x86: Don't try to write syscall-related MSRs for PV guests |
| Date | Mon, 28 Sep 2015 15:40:03 +0200 |
| Message-ID | <qdGOT-Rc-25@gated-at.bofh.it> (permalink) |
| References | <qb9aH-7Hp-37@gated-at.bofh.it> |
| X-Original-To | Boris Ostrovsky <boris.ostrovsky@oracle.com>, <konrad.wilk@oracle.com>, <david.vrabel@citrix.com> |
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| Sender | robomod@news.nic.it |
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| Approved | robomod@news.nic.it |
| Lines | 14 |
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| X-Original-Cc | <xen-devel@lists.xenproject.org>, <linux-kernel@vger.kernel.org> |
| X-Original-Date | Mon, 28 Sep 2015 14:24:44 +0100 |
| X-Original-Message-ID | <56093F9C.6030400@citrix.com> |
| X-Original-References | <1442840968-23052-1-git-send-email-boris.ostrovsky@oracle.com> |
| X-Original-Sender | linux-kernel-owner@vger.kernel.org |
| Xref | csiph.com linux.kernel:1234155 |
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On 21/09/15 14:09, Boris Ostrovsky wrote: > For PV guests these registers are set up by hypervisor and thus > should not be written by the guest. The comment in xen_write_msr_safe() > says so but we still write the MSRs, causing the hypervisor to > print a warning. Applied to for-linus-4.3, thanks. David -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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Re: [Xen-devel] [PATCH] xen/x86: Don't try to write syscall-related MSRs for PV guests David Vrabel <david.vrabel@citrix.com> - 2015-09-28 15:40 +0200
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