From: "Roger Pau Monné" <roger.pau@citrix.com>
To: Sander Eikelenboom <linux@eikelenboom.it>
Cc: "xen-devel@lists.xenproject.org" <xen-devel@lists.xenproject.org>
Subject: Re: [Xen-devel] Xen-unstable: pci-passthrough regression bisected to: x86/smp: use APIC ALLBUT destination shorthand when possible
Date: Mon, 3 Feb 2020 13:23:19 +0100 [thread overview]
Message-ID: <20200203122319.GU4679@Air-de-Roger> (raw)
In-Reply-To: <ebd9cf75-36cd-c064-661d-88a49445ecce@eikelenboom.it>
On Mon, Feb 03, 2020 at 09:33:51AM +0100, Sander Eikelenboom wrote:
> Hi Roger,
>
> Last week I encountered an issue with the PCI-passthrough of a USB controller.
> In the guest I get:
> [ 1143.313756] xhci_hcd 0000:00:05.0: xHCI host not responding to stop endpoint command.
> [ 1143.334825] xhci_hcd 0000:00:05.0: xHCI host controller not responding, assume dead
> [ 1143.347364] xhci_hcd 0000:00:05.0: HC died; cleaning up
> [ 1143.356407] usb 1-2: USB disconnect, device number 2
>
> Bisection turned up as the culprit:
> commit 5500d265a2a8fa63d60c08beb549de8ec82ff7a5
> x86/smp: use APIC ALLBUT destination shorthand when possible
Sorry to hear that, let see if we can figure out what's wrong.
> I verified by reverting that commit and now it works fine again.
Does the same controller work fine when used in dom0?
Thanks, Roger.
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next prev parent reply other threads:[~2020-02-03 12:23 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-03 8:33 [Xen-devel] Xen-unstable: pci-passthrough regression bisected to: x86/smp: use APIC ALLBUT destination shorthand when possible Sander Eikelenboom
2020-02-03 12:23 ` Roger Pau Monné [this message]
2020-02-03 12:30 ` Sander Eikelenboom
2020-02-03 12:41 ` Roger Pau Monné
2020-02-03 12:44 ` Sander Eikelenboom
2020-02-03 13:21 ` Roger Pau Monné
2020-02-05 10:23 ` Roger Pau Monné
2020-02-05 11:03 ` Sander Eikelenboom
2020-02-05 11:18 ` Roger Pau Monné
2020-02-10 20:49 ` Sander Eikelenboom
2020-02-11 14:00 ` Roger Pau Monné
2020-02-12 8:46 ` Sander Eikelenboom
2020-02-12 9:10 ` Roger Pau Monné
2020-02-03 12:49 ` Jan Beulich
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