From: Igor Mammedov <imammedo@redhat.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: peter.maydell@linaro.org, sameo@linux.intel.com,
shannon.zhaosl@gmail.com, ard.biesheuvel@linaro.org,
qemu-devel@nongnu.org,
Shameer Kolothum <shameerali.kolothum.thodi@huawei.com>,
linuxarm@huawei.com, eric.auger@redhat.com, qemu-arm@nongnu.org,
xuwei5@hisilicon.com, sebastien.boeuf@intel.com,
lersek@redhat.com
Subject: Re: [PATCH-for-4.2 v11 00/11] ARM virt: ACPI memory hotplug support
Date: Wed, 25 Sep 2019 17:37:53 +0200 [thread overview]
Message-ID: <20190925173753.7382593d@Igors-MacBook-Pro> (raw)
In-Reply-To: <20190925112804-mutt-send-email-mst@kernel.org>
On Wed, 25 Sep 2019 11:28:42 -0400
"Michael S. Tsirkin" <mst@redhat.com> wrote:
> On Wed, Sep 18, 2019 at 02:06:22PM +0100, Shameer Kolothum wrote:
> > This series is an attempt to provide device memory hotplug support
> > on ARM virt platform. This is based on Eric's recent works here[1]
> > and carries some of the pc-dimm related patches dropped from his
> > series.
> >
> > The kernel support for arm64 memory hot add was added recently by
> > Robin and hence the guest kernel should be => 5.0-rc1.
> >
> > NVDIM support is not included currently as we still have an unresolved
> > issue while hot adding NVDIMM[2]. However NVDIMM cold plug patches
> > can be included, but not done for now, for keeping it simple.
> >
> > This makes use of GED device to sent hotplug ACPI events to the
> > Guest. GED code is based on Nemu. Thanks to the efforts of Samuel and
> > Sebastien to add the hardware-reduced support to Nemu using GED
> > device[3]. (Please shout if I got the author/signed-off wrong for
> > those patches or missed any names).
> >
> > This is sanity tested on a HiSilicon ARM64 platform and appreciate
> > any further testing.
> >
> > Note:
> > Attempted adding dimm_pxm test case to bios-tables-test for arm/virt.
> > But noticed the issue decribed here[5]. This is under investigation
> > now.
> >
> > Thanks,
> > Shameer
>
>
> Which tree is this going through? Mine or ARM?
I'd assume your tree???
(You are the wizard who knows how to handle bios-tables-test-allowed-diff.h on merge)
>
>
> > [1] https://patchwork.kernel.org/cover/10837565/
> > [2] https://patchwork.kernel.org/cover/10783589/
> > [3] https://github.com/intel/nemu/blob/topic/virt-x86/hw/acpi/ged.c
> > [4] http://lists.infradead.org/pipermail/linux-arm-kernel/2019-May/651763.html
> > [5] https://www.mail-archive.com/qemu-devel@nongnu.org/msg632651.html
> >
> > v10 --> v11
> > -Changed patch #10 to update bios-tables-test-allowed-diff.h with a
> > list of expected ACPI tables.
> > -GED document changed to rst format (patch #9)
> > -Addressed comments from Igor (patch #3 & #5)
> > -Igor's R-by to #7, #8 & #11.
> >
> > v9 --> v10
> > -Fix for "make check" failure on x86_64(Patch #1).
> > -Minor updates based on Eric's comments.
> > -Dropped patch "hw/arm/virt: Add 4.2 machine type" as this is already
> > in master now.
> > -Added R-by tags by Eric.
> >
> > v8 --> v9
> > -Changes related to GED being a TYPE_SYS_BUS_DEVICE now.
> > -Re-arranged patches 8 and 9.
> > -Added GED ABI documentation(patch #10).
> > -Added numamem and memhp tests to arm/virt(#11 and #12)
> > -Dropped few R-by tags as code has changed a bit.
> > -Please see Individual patch history for details.
> >
> > v7 --> v8
> > -Addressed comments from Igor.Please see individual patches.
> > -Updated bios-tables-test-allowed-diff.h to avoid "make check"
> > failure (patch #6) and dropped patch #10
> > -Added Igor's R-by to patches 4 & 5.
> > -Dropped Erics's R-by from patch #9 for now.
> >
> > v6 --> v7
> > - Added 4.2 machine support and restricted GED creation for < 4.2
> > This is to address the migration test fail reported by Eric.
> > - Included "tests: Update DSDT ACPI table.." patch(#10) from Eric
> > to fix the "make check" bios-tables-test failure.
> >
> > v5 --> v6
> >
> > -Addressed comments from Eric.
> > -Added R-by from Eric and Igor.
> >
> > v4 --> v5
> > -Removed gsi/ged-irq routing in virt.
> > -Added Migration support.
> > -Dropped support for DT coldplug case based on the discussions
> > here[4]
> > -Added system_powerdown support through GED.
> >
> > v3 --> v4
> > Addressed comments from Igor and Eric,
> > -Renamed "virt-acpi" to "acpi-ged".
> > -Changed ged device parent to TYPE_DEVICE.
> > -Introduced DT memory node property "hotpluggable" to resolve device
> > memory being treated as early boot memory issue(patch #7).
> > -Combined patches #3 and #9 from v3 into #3.
> >
> > v2 --> v3
> >
> > Addressed comments from Igor and Eric,
> > -Made virt acpi device platform independent and moved
> > to hw/acpi/generic_event_device.c
> > -Moved ged specific code into hw/acpi/generic_event_device.c
> > -Introduced an opt-in feature "fdt" to resolve device-memory being
> > treated as early boot memory.
> > -Dropped patch #1 from v2.
> >
> > RFC --> v2
> >
> > -Use GED device instead of GPIO for ACPI hotplug events.
> > -Removed NVDIMM support for now.
> > -Includes dropped patches from Eric's v9 series.
> >
> > Eric Auger (1):
> > hw/arm/virt: Add memory hotplug framework
> >
> > Samuel Ortiz (2):
> > hw/acpi: Do not create memory hotplug method when handler is not
> > defined
> > hw/acpi: Add ACPI Generic Event Device Support
> >
> > Shameer Kolothum (8):
> > hw/acpi: Make ACPI IO address space configurable
> > hw/arm/virt: Enable device memory cold/hot plug with ACPI boot
> > hw/arm/virt-acpi-build: Add PC-DIMM in SRAT
> > hw/arm: Factor out powerdown notifier from GPIO
> > hw/arm: Use GED for system_powerdown event
> > docs/specs: Add ACPI GED documentation
> > tests: Update ACPI tables list for upcoming arm/virt tests
> > tests: Add bios tests to arm/virt
> >
> > docs/specs/acpi_hw_reduced_hotplug.rst | 70 ++++++
> > docs/specs/index.rst | 1 +
> > hw/acpi/Kconfig | 4 +
> > hw/acpi/Makefile.objs | 1 +
> > hw/acpi/generic_event_device.c | 311 +++++++++++++++++++++++++
> > hw/acpi/memory_hotplug.c | 43 ++--
> > hw/arm/Kconfig | 4 +
> > hw/arm/virt-acpi-build.c | 35 ++-
> > hw/arm/virt.c | 124 +++++++++-
> > hw/i386/acpi-build.c | 7 +-
> > hw/i386/pc.c | 3 +
> > include/hw/acpi/acpi_dev_interface.h | 1 +
> > include/hw/acpi/generic_event_device.h | 103 ++++++++
> > include/hw/acpi/memory_hotplug.h | 9 +-
> > include/hw/arm/virt.h | 5 +
> > include/hw/i386/pc.h | 3 +
> > tests/bios-tables-test-allowed-diff.h | 16 ++
> > tests/bios-tables-test.c | 49 ++++
> > 18 files changed, 748 insertions(+), 41 deletions(-)
> > create mode 100644 docs/specs/acpi_hw_reduced_hotplug.rst
> > create mode 100644 hw/acpi/generic_event_device.c
> > create mode 100644 include/hw/acpi/generic_event_device.h
> >
> > --
> > 2.17.1
> >
next prev parent reply other threads:[~2019-09-25 15:40 UTC|newest]
Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-18 13:06 [Qemu-devel] [PATCH-for-4.2 v11 00/11] ARM virt: ACPI memory hotplug support Shameer Kolothum
2019-09-18 13:06 ` [Qemu-devel] [PATCH-for-4.2 v11 01/11] hw/acpi: Make ACPI IO address space configurable Shameer Kolothum
2019-10-05 21:58 ` [PULL 02/19] " Michael S. Tsirkin
2019-09-18 13:06 ` [Qemu-devel] [PATCH-for-4.2 v11 02/11] hw/acpi: Do not create memory hotplug method when handler is not defined Shameer Kolothum
2019-10-05 21:58 ` [PULL 03/19] " Michael S. Tsirkin
2019-09-18 13:06 ` [Qemu-devel] [PATCH-for-4.2 v11 03/11] hw/acpi: Add ACPI Generic Event Device Support Shameer Kolothum
2019-09-25 15:03 ` Igor Mammedov
2019-10-05 21:58 ` [PULL 04/19] " Michael S. Tsirkin
2019-09-18 13:06 ` [Qemu-devel] [PATCH-for-4.2 v11 04/11] hw/arm/virt: Add memory hotplug framework Shameer Kolothum
2019-10-05 21:58 ` [PULL 05/19] " Michael S. Tsirkin
2019-09-18 13:06 ` [Qemu-devel] [PATCH-for-4.2 v11 05/11] hw/arm/virt: Enable device memory cold/hot plug with ACPI boot Shameer Kolothum
2019-09-25 15:06 ` Igor Mammedov
2019-10-05 21:59 ` [PULL 06/19] " Michael S. Tsirkin
2019-09-18 13:06 ` [Qemu-devel] [PATCH-for-4.2 v11 06/11] hw/arm/virt-acpi-build: Add PC-DIMM in SRAT Shameer Kolothum
2019-10-05 21:59 ` [PULL 07/19] " Michael S. Tsirkin
2019-09-18 13:06 ` [Qemu-devel] [PATCH-for-4.2 v11 07/11] hw/arm: Factor out powerdown notifier from GPIO Shameer Kolothum
2019-10-05 21:59 ` [PULL 08/19] " Michael S. Tsirkin
2019-09-18 13:06 ` [Qemu-devel] [PATCH-for-4.2 v11 08/11] hw/arm: Use GED for system_powerdown event Shameer Kolothum
2019-10-05 21:59 ` [PULL 09/19] " Michael S. Tsirkin
2019-09-18 13:06 ` [Qemu-devel] [PATCH-for-4.2 v11 09/11] docs/specs: Add ACPI GED documentation Shameer Kolothum
2019-09-25 15:09 ` Igor Mammedov
2019-10-05 21:59 ` [PULL 10/19] " Michael S. Tsirkin
2019-09-18 13:06 ` [Qemu-devel] [PATCH-for-4.2 v11 10/11] tests: Update ACPI tables list for upcoming arm/virt tests Shameer Kolothum
2019-09-25 15:11 ` Igor Mammedov
2019-10-05 21:59 ` [PULL 11/19] " Michael S. Tsirkin
2019-09-18 13:06 ` [Qemu-devel] [PATCH-for-4.2 v11 11/11] tests: Add bios tests to arm/virt Shameer Kolothum
2019-09-25 15:26 ` Michael S. Tsirkin
2019-09-25 17:36 ` Igor Mammedov
2019-10-05 21:59 ` [PULL 14/19] " Michael S. Tsirkin
2019-09-19 4:53 ` [Qemu-devel] [PATCH-for-4.2 v11 00/11] ARM virt: ACPI memory hotplug support no-reply
2019-09-19 20:36 ` no-reply
2019-09-20 15:49 ` no-reply
2019-09-25 15:28 ` Michael S. Tsirkin
2019-09-25 15:37 ` Igor Mammedov [this message]
2019-09-25 16:20 ` Michael S. Tsirkin
2019-09-27 10:37 ` Peter Maydell
2019-09-25 15:30 ` Michael S. Tsirkin
2019-09-30 10:51 [PATCH v4 0/3] Add virtio-fs Dr. David Alan Gilbert (git)
2019-09-30 10:51 ` [PATCH v4 1/3] virtio: Add virtio_fs linux headers Dr. David Alan Gilbert (git)
2019-10-05 22:00 ` [PULL 17/19] " Michael S. Tsirkin
2019-09-30 10:51 ` [PATCH v4 2/3] virtio: add vhost-user-fs base device Dr. David Alan Gilbert (git)
2019-09-30 11:06 ` Marc-André Lureau
2019-10-01 17:29 ` Dr. David Alan Gilbert
2019-10-02 15:07 ` Marc-André Lureau
2019-10-05 22:00 ` [PULL 18/19] " Michael S. Tsirkin
2019-10-07 5:57 ` Igor Mammedov
2019-10-07 7:28 ` Michael S. Tsirkin
2019-09-30 10:51 ` [PATCH v4 3/3] virtio: add vhost-user-fs-pci device Dr. David Alan Gilbert (git)
2019-10-05 22:00 ` [PULL 19/19] " Michael S. Tsirkin
2019-10-05 21:58 [PULL 00/19] virtio, vhost, acpi: features, fixes, tests Michael S. Tsirkin
2019-09-24 16:20 ` [PATCH v3] vhost-user: save features if the char dev is closed Adrian Moreno
2019-09-25 4:14 ` Jason Wang
2019-10-05 21:58 ` [PULL 01/19] " Michael S. Tsirkin
2019-10-05 21:59 ` [PULL 12/19] tests/acpi: add empty files Michael S. Tsirkin
2019-10-05 21:59 ` [PULL 13/19] tests: allow empty expected files Michael S. Tsirkin
2019-10-05 21:59 ` [PULL 15/19] tests: document how to update acpi tables Michael S. Tsirkin
2019-10-05 21:59 ` [PULL 16/19] tests/acpi: add expected tables for arm/virt Michael S. Tsirkin
2019-10-07 16:31 ` [PULL 00/19] virtio, vhost, acpi: features, fixes, tests Peter Maydell
2019-10-15 21:03 ` Michael S. Tsirkin
2019-10-17 15:48 ` Peter Maydell
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