Re: [PATCH] acpi: cpuhp: fix guest-visible maximum access size to the legacy reg block

2023-03-02 Thread Laszlo Ersek
On 3/2/23 09:32, Christian Ehrhardt wrote: > good ~instant > [08:14:37.267336194] Select Item: 0xE > [08:14:37.268346995] [Bds]RegisterKeyNotify: 000C/ 8000/00 Success > > bad ~8s > [08:15:43.561054490] Select Item: 0xE > [08:15:51.291039364] [Bds]RegisterKeyNotify: 000C/ 8000/00

Re: [PATCH] acpi: cpuhp: fix guest-visible maximum access size to the legacy reg block

2023-03-02 Thread Christian Ehrhardt
On Wed, Mar 1, 2023 at 9:04 AM Laszlo Ersek wrote: > > Hello Christian, > > On 3/1/23 08:17, Christian Ehrhardt wrote: > > On Thu, Jan 5, 2023 at 8:14 AM Laszlo Ersek wrote: > >> > >> On 1/4/23 13:35, Michael S. Tsirkin wrote: > >>> On Wed, Jan 04, 2023 at 10:01:38AM +0100, Laszlo Ersek wrote: >

Re: [PATCH] acpi: cpuhp: fix guest-visible maximum access size to the legacy reg block

2023-03-01 Thread Laszlo Ersek
Hello Christian, On 3/1/23 08:17, Christian Ehrhardt wrote: > On Thu, Jan 5, 2023 at 8:14 AM Laszlo Ersek wrote: >> >> On 1/4/23 13:35, Michael S. Tsirkin wrote: >>> On Wed, Jan 04, 2023 at 10:01:38AM +0100, Laszlo Ersek wrote: The modern ACPI CPU hotplug interface was introduced in the

Re: [PATCH] acpi: cpuhp: fix guest-visible maximum access size to the legacy reg block

2023-02-28 Thread Christian Ehrhardt
On Thu, Jan 5, 2023 at 8:14 AM Laszlo Ersek wrote: > > On 1/4/23 13:35, Michael S. Tsirkin wrote: > > On Wed, Jan 04, 2023 at 10:01:38AM +0100, Laszlo Ersek wrote: > >> The modern ACPI CPU hotplug interface was introduced in the following > >> series (aa1dd39ca307..679dd1a957df), released in

Re: [PATCH] acpi: cpuhp: fix guest-visible maximum access size to the legacy reg block

2023-01-05 Thread Laszlo Ersek
sigh, I've been at it for almost 12 hours today, and am in a rush to finish up -- so I forgot to pass "-v2" to git-format patch. So this is actually "v2" (as the Notes section shows); I'm sorry about the mistake in the subject-line versioning. Michael, please *do* queue this patch. Thanks

Re: [PATCH] acpi: cpuhp: fix guest-visible maximum access size to the legacy reg block

2023-01-05 Thread Michael S. Tsirkin
On Thu, Jan 05, 2023 at 10:00:00AM +0100, Philippe Mathieu-Daudé wrote: > On 5/1/23 08:13, Laszlo Ersek wrote: > > On 1/4/23 13:35, Michael S. Tsirkin wrote: > > > On Wed, Jan 04, 2023 at 10:01:38AM +0100, Laszlo Ersek wrote: > [...] > > > > > To make things *even more* complicated, the breakage

Re: [PATCH] acpi: cpuhp: fix guest-visible maximum access size to the legacy reg block

2023-01-05 Thread Philippe Mathieu-Daudé
On 5/1/23 08:13, Laszlo Ersek wrote: On 1/4/23 13:35, Michael S. Tsirkin wrote: On Wed, Jan 04, 2023 at 10:01:38AM +0100, Laszlo Ersek wrote: [...] To make things *even more* complicated, the breakage was (and remains, as of today) visible with TCG acceleration only. Commit 5d971f9e6725

Re: [PATCH] acpi: cpuhp: fix guest-visible maximum access size to the legacy reg block

2023-01-04 Thread Laszlo Ersek
On 1/4/23 13:35, Michael S. Tsirkin wrote: > On Wed, Jan 04, 2023 at 10:01:38AM +0100, Laszlo Ersek wrote: >> The modern ACPI CPU hotplug interface was introduced in the following >> series (aa1dd39ca307..679dd1a957df), released in v2.7.0: >> >> 1 abd49bc2ed2f docs: update ACPI CPU hotplug spec

Re: [PATCH] acpi: cpuhp: fix guest-visible maximum access size to the legacy reg block

2023-01-04 Thread Michael S. Tsirkin
On Wed, Jan 04, 2023 at 10:01:38AM +0100, Laszlo Ersek wrote: > The modern ACPI CPU hotplug interface was introduced in the following > series (aa1dd39ca307..679dd1a957df), released in v2.7.0: > > 1 abd49bc2ed2f docs: update ACPI CPU hotplug spec with new protocol > 2 16bcab97eb9f pc:

Re: [PATCH] acpi: cpuhp: fix guest-visible maximum access size to the legacy reg block

2023-01-04 Thread Philippe Mathieu-Daudé
On 4/1/23 11:38, Igor Mammedov wrote: On Wed, 4 Jan 2023 10:34:09 +0100 Philippe Mathieu-Daudé wrote: On 4/1/23 10:01, Laszlo Ersek wrote: [...] diff --git a/hw/acpi/cpu_hotplug.c b/hw/acpi/cpu_hotplug.c index 53654f863830..ff14c3f4106f 100644 --- a/hw/acpi/cpu_hotplug.c +++

Re: [PATCH] acpi: cpuhp: fix guest-visible maximum access size to the legacy reg block

2023-01-04 Thread Laszlo Ersek
On 1/4/23 11:35, Igor Mammedov wrote: > On Wed, 4 Jan 2023 10:01:38 +0100 > Laszlo Ersek wrote: > >> The modern ACPI CPU hotplug interface was introduced in the following >> series (aa1dd39ca307..679dd1a957df), released in v2.7.0: >> >> 1 abd49bc2ed2f docs: update ACPI CPU hotplug spec with

Re: [PATCH] acpi: cpuhp: fix guest-visible maximum access size to the legacy reg block

2023-01-04 Thread Igor Mammedov
On Wed, 4 Jan 2023 10:34:09 +0100 Philippe Mathieu-Daudé wrote: > On 4/1/23 10:01, Laszlo Ersek wrote: [...] > > diff --git a/hw/acpi/cpu_hotplug.c b/hw/acpi/cpu_hotplug.c > > index 53654f863830..ff14c3f4106f 100644 > > --- a/hw/acpi/cpu_hotplug.c > > +++ b/hw/acpi/cpu_hotplug.c > > @@ -52,6

Re: [PATCH] acpi: cpuhp: fix guest-visible maximum access size to the legacy reg block

2023-01-04 Thread Igor Mammedov
On Wed, 4 Jan 2023 10:01:38 +0100 Laszlo Ersek wrote: > The modern ACPI CPU hotplug interface was introduced in the following > series (aa1dd39ca307..679dd1a957df), released in v2.7.0: > > 1 abd49bc2ed2f docs: update ACPI CPU hotplug spec with new protocol > 2 16bcab97eb9f pc:

Re: [PATCH] acpi: cpuhp: fix guest-visible maximum access size to the legacy reg block

2023-01-04 Thread Laszlo Ersek
On 1/4/23 10:34, Philippe Mathieu-Daudé wrote: > On 4/1/23 10:01, Laszlo Ersek wrote: >> The modern ACPI CPU hotplug interface was introduced in the following >> series (aa1dd39ca307..679dd1a957df), released in v2.7.0: >> >>    1  abd49bc2ed2f docs: update ACPI CPU hotplug spec with new protocol

Re: [PATCH] acpi: cpuhp: fix guest-visible maximum access size to the legacy reg block

2023-01-04 Thread Laszlo Ersek
On 1/4/23 10:33, Ard Biesheuvel wrote: > On Wed, 4 Jan 2023 at 10:01, Laszlo Ersek wrote: >> >> The modern ACPI CPU hotplug interface was introduced in the following >> series (aa1dd39ca307..679dd1a957df), released in v2.7.0: >> >> 1 abd49bc2ed2f docs: update ACPI CPU hotplug spec with new

Re: [PATCH] acpi: cpuhp: fix guest-visible maximum access size to the legacy reg block

2023-01-04 Thread Philippe Mathieu-Daudé
On 4/1/23 10:01, Laszlo Ersek wrote: The modern ACPI CPU hotplug interface was introduced in the following series (aa1dd39ca307..679dd1a957df), released in v2.7.0: 1 abd49bc2ed2f docs: update ACPI CPU hotplug spec with new protocol 2 16bcab97eb9f pc: piix4/ich9: add 'cpu-hotplug-legacy'

Re: [PATCH] acpi: cpuhp: fix guest-visible maximum access size to the legacy reg block

2023-01-04 Thread Ard Biesheuvel
On Wed, 4 Jan 2023 at 10:01, Laszlo Ersek wrote: > > The modern ACPI CPU hotplug interface was introduced in the following > series (aa1dd39ca307..679dd1a957df), released in v2.7.0: > > 1 abd49bc2ed2f docs: update ACPI CPU hotplug spec with new protocol > 2 16bcab97eb9f pc: piix4/ich9: add