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From: Gerd Hoffmann <kraxel@redhat.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Eduardo Habkost <ehabkost@redhat.com>,
	Sergio Lopez <slp@redhat.com>,
	qemu-devel@nongnu.org, Igor Mammedov <imammedo@redhat.com>,
	Paolo Bonzini <pbonzini@redhat.com>,
	Richard Henderson <rth@twiddle.net>
Subject: Re: [PATCH v2 00/13] microvm: add acpi support
Date: Thu, 7 May 2020 15:57:31 +0200	[thread overview]
Message-ID: <20200507135731.tnwiznaqbrgq2j22@sirius.home.kraxel.org> (raw)
In-Reply-To: <20200506074939-mutt-send-email-mst@kernel.org>

  Hi,

> > I expect dropping the rtc is easier with acpi too, the kernel probably
> > wouldn't try to find it then.  Right now seabios needs rtc cmos for
> > ram size probing, so I didn't test that yet.

Confirmed.  With rtc=off I get this ...

           CPU0       
  1:          0   IO-APIC   9-edge      ACPI:Ged
  2:         62   IO-APIC  23-fasteoi   virtio0
  3:       5664   IO-APIC  22-fasteoi   virtio1
  4:       1854   IO-APIC   4-edge      ttyS0
NMI:          0   Non-maskable interrupts
[ ... ]

... i.e. rtc irq is gone.

> Let's leave flipping the default as a separate patch, to be
> decided on merits after a bunch of people test with/without.

Sure.

take care,
  Gerd



      reply	other threads:[~2020-05-07 14:03 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-05 13:42 [PATCH v2 00/13] microvm: add acpi support Gerd Hoffmann
2020-05-05 13:42 ` [PATCH v2 01/13] acpi: make build_madt() more generic Gerd Hoffmann
2020-05-05 13:54   ` Igor Mammedov
2020-05-05 13:42 ` [PATCH v2 02/13] acpi: create acpi-common.c and move madt code Gerd Hoffmann
2020-05-05 14:00   ` Igor Mammedov
2020-05-05 13:42 ` [PATCH v2 03/13] acpi: madt: skip pci override on pci-less systems (microvm) Gerd Hoffmann
2020-05-05 14:10   ` Igor Mammedov
2020-05-05 14:17   ` Philippe Mathieu-Daudé
2020-05-05 13:42 ` [PATCH v2 04/13] acpi: move acpi_build_facs to acpi-common.c Gerd Hoffmann
2020-05-05 13:49   ` Philippe Mathieu-Daudé
2020-05-05 14:16   ` Igor Mammedov
2020-05-05 13:42 ` [PATCH v2 05/13] acpi: move acpi_init_common_fadt_data " Gerd Hoffmann
2020-05-05 14:25   ` Igor Mammedov
2020-05-06 10:03     ` Gerd Hoffmann
2020-05-05 13:42 ` [PATCH v2 06/13] acpi: move acpi_align_size to acpi-common.h Gerd Hoffmann
2020-05-05 13:53   ` Philippe Mathieu-Daudé
2020-05-05 14:30   ` Igor Mammedov
2020-05-05 13:42 ` [PATCH v2 07/13] acpi: fadt: add hw-reduced sleep register support Gerd Hoffmann
2020-05-05 14:35   ` Igor Mammedov
2020-05-05 13:43 ` [PATCH v2 08/13] acpi: generic event device for x86 Gerd Hoffmann
2020-05-05 15:03   ` Igor Mammedov
2020-05-06 10:31     ` Gerd Hoffmann
2020-05-06 12:41       ` Igor Mammedov
2020-05-07 14:03         ` Gerd Hoffmann
2020-05-05 13:43 ` [PATCH v2 09/13] microvm: add minimal acpi support Gerd Hoffmann
2020-05-05 15:20   ` Igor Mammedov
2020-05-06 10:35     ` Gerd Hoffmann
2020-05-06 14:14       ` Igor Mammedov
2020-05-07 13:39         ` Gerd Hoffmann
2020-05-05 13:43 ` [PATCH v2 10/13] microvm: disable virtio-mmio cmdline hack Gerd Hoffmann
2020-05-05 15:22   ` Igor Mammedov
2020-05-05 13:43 ` [PATCH v2 11/13] microvm: add acpi_dsdt_add_virtio() for x86 Gerd Hoffmann
2020-05-06  7:27   ` Sergio Lopez
2020-05-05 13:43 ` [PATCH v2 12/13] microvm: make virtio irq base runtime configurable Gerd Hoffmann
2020-05-06  7:28   ` Sergio Lopez
2020-05-05 13:43 ` [PATCH v2 13/13] microvm/acpi: use GSI 16-23 for virtio Gerd Hoffmann
2020-05-06  7:28   ` Sergio Lopez
2020-05-05 14:04 ` [PATCH v2 00/13] microvm: add acpi support Michael S. Tsirkin
2020-05-05 14:16   ` Philippe Mathieu-Daudé
2020-05-06  7:25     ` Sergio Lopez
2020-05-06 11:46   ` Gerd Hoffmann
2020-05-06 11:50     ` Michael S. Tsirkin
2020-05-07 13:57       ` Gerd Hoffmann [this message]

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