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Re: [RFC PATCH v3 6/7] hw/acpi/ich9: Set ACPI PCI hot-plug as default
From: |
Daniel P . Berrangé |
Subject: |
Re: [RFC PATCH v3 6/7] hw/acpi/ich9: Set ACPI PCI hot-plug as default |
Date: |
Thu, 24 Sep 2020 11:36:31 +0100 |
User-agent: |
Mutt/1.14.6 (2020-07-11) |
On Thu, Sep 24, 2020 at 09:00:12AM +0200, Julia Suvorova wrote:
There needs to be a commit message to explain / justify why this change
is a benefit. You have a nice list of pros/cons in the cover letter
which could serve as a good commit message here.
The cover letter gets discarded, only the commit message is in git
history, so its beneficial to capture that info here.
> Signed-off-by: Julia Suvorova <jusual@redhat.com>
> ---
> hw/acpi/ich9.c | 2 +-
> hw/i386/pc.c | 1 +
> 2 files changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/hw/acpi/ich9.c b/hw/acpi/ich9.c
> index 987f23e388..c67c20de4e 100644
> --- a/hw/acpi/ich9.c
> +++ b/hw/acpi/ich9.c
> @@ -425,7 +425,7 @@ void ich9_pm_add_properties(Object *obj, ICH9LPCPMRegs
> *pm)
> pm->disable_s3 = 0;
> pm->disable_s4 = 0;
> pm->s4_val = 2;
> - pm->use_acpi_hotplug_bridge = false;
> + pm->use_acpi_hotplug_bridge = true;
>
> object_property_add_uint32_ptr(obj, ACPI_PM_PROP_PM_IO_BASE,
> &pm->pm_io_base, OBJ_PROP_FLAG_READ);
> diff --git a/hw/i386/pc.c b/hw/i386/pc.c
> index b55369357e..5de4475570 100644
> --- a/hw/i386/pc.c
> +++ b/hw/i386/pc.c
> @@ -101,6 +101,7 @@ GlobalProperty pc_compat_5_1[] = {};
> const size_t pc_compat_5_1_len = G_N_ELEMENTS(pc_compat_5_1);
>
> GlobalProperty pc_compat_5_0[] = {
> + { "ICH9-LPC", "acpi-pci-hotplug-with-bridge-support", "off" },
> };
> const size_t pc_compat_5_0_len = G_N_ELEMENTS(pc_compat_5_0);
>
> --
> 2.25.4
>
>
Regards,
Daniel
--
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- Re: [RFC PATCH v3 3/7] hw/pci/pcie: Do not initialize slot capability if acpihp is used, (continued)
- [RFC PATCH v3 4/7] hw/acpi/ich9: Enable ACPI PCI hot-plug, Julia Suvorova, 2020/09/24
- [RFC PATCH v3 6/7] hw/acpi/ich9: Set ACPI PCI hot-plug as default, Julia Suvorova, 2020/09/24
- [RFC PATCH v3 5/7] bios-tables-test: Allow changes in DSDT ACPI tables, Julia Suvorova, 2020/09/24
- [RFC PATCH v3 7/7] bios-tables-test: Update golden binaries, Julia Suvorova, 2020/09/24
- Re: [RFC PATCH v3 0/7] Use ACPI PCI hot-plug for Q35, no-reply, 2020/09/24
- Re: [RFC PATCH v3 0/7] Use ACPI PCI hot-plug for Q35, no-reply, 2020/09/24
- Re: [RFC PATCH v3 0/7] Use ACPI PCI hot-plug for Q35, Michael S. Tsirkin, 2020/09/24
- Re: [RFC PATCH v3 0/7] Use ACPI PCI hot-plug for Q35, Igor Mammedov, 2020/09/24