| Message ID | 20240529051539.71210-18-philmd@linaro.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | hw/i386: Remove deprecated pc-i440fx-2.0 -> 2.3 machines | expand |
On Wed, 29 May 2024 07:15:33 +0200 Philippe Mathieu-Daudé <philmd@linaro.org> wrote: > PCMachineClass::resizable_acpi_blob was only used by the > pc-i440fx-2.2 machine, which got removed. It is now always > true. Remove it, simplifying acpi_build(). > > Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> > Reviewed-by: Zhao Liu <zhao1.liu@intel.com> Reviewed-by: Igor Mammedov <imammedo@redhat.com> > --- > include/hw/i386/pc.h | 3 --- > hw/i386/acpi-build.c | 10 ---------- > hw/i386/pc.c | 1 - > 3 files changed, 14 deletions(-) > > diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h > index 996495985e..808de4eca7 100644 > --- a/include/hw/i386/pc.h > +++ b/include/hw/i386/pc.h > @@ -125,9 +125,6 @@ struct PCMachineClass { > /* create kvmclock device even when KVM PV features are not exposed */ > bool kvmclock_create_always; > > - /* resizable acpi blob compat */ > - bool resizable_acpi_blob; > - > /* > * whether the machine type implements broken 32-bit address space bound > * check for memory. > diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c > index a6f8203460..ab2d4d8dcb 100644 > --- a/hw/i386/acpi-build.c > +++ b/hw/i386/acpi-build.c > @@ -2688,16 +2688,6 @@ void acpi_build(AcpiBuildTables *tables, MachineState *machine) > * keep the table size stable for all (max_cpus, max_memory_slots) > * combinations. > */ > - /* Make sure we have a buffer in case we need to resize the tables. */ > - if ((tables_blob->len > ACPI_BUILD_TABLE_SIZE / 2) && > - !pcmc->resizable_acpi_blob) { > - /* As of QEMU 2.1, this fires with 160 VCPUs and 255 memory slots. */ > - warn_report("ACPI table size %u exceeds %d bytes," > - " migration may not work", > - tables_blob->len, ACPI_BUILD_TABLE_SIZE / 2); > - error_printf("Try removing CPUs, NUMA nodes, memory slots" > - " or PCI bridges.\n"); > - } > acpi_align_size(tables_blob, ACPI_BUILD_TABLE_SIZE); > > acpi_align_size(tables->linker->cmd_blob, ACPI_BUILD_ALIGN_SIZE); > diff --git a/hw/i386/pc.c b/hw/i386/pc.c > index ccfcb92605..fae21f75aa 100644 > --- a/hw/i386/pc.c > +++ b/hw/i386/pc.c > @@ -1768,7 +1768,6 @@ static void pc_machine_class_init(ObjectClass *oc, void *data) > pcmc->acpi_data_size = 0x20000 + 0x8000; > pcmc->pvh_enabled = true; > pcmc->kvmclock_create_always = true; > - pcmc->resizable_acpi_blob = true; > x86mc->apic_xrupt_override = true; > assert(!mc->get_hotplug_handler); > mc->get_hotplug_handler = pc_get_hotplug_handler;
diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h index 996495985e..808de4eca7 100644 --- a/include/hw/i386/pc.h +++ b/include/hw/i386/pc.h @@ -125,9 +125,6 @@ struct PCMachineClass { /* create kvmclock device even when KVM PV features are not exposed */ bool kvmclock_create_always; - /* resizable acpi blob compat */ - bool resizable_acpi_blob; - /* * whether the machine type implements broken 32-bit address space bound * check for memory. diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c index a6f8203460..ab2d4d8dcb 100644 --- a/hw/i386/acpi-build.c +++ b/hw/i386/acpi-build.c @@ -2688,16 +2688,6 @@ void acpi_build(AcpiBuildTables *tables, MachineState *machine) * keep the table size stable for all (max_cpus, max_memory_slots) * combinations. */ - /* Make sure we have a buffer in case we need to resize the tables. */ - if ((tables_blob->len > ACPI_BUILD_TABLE_SIZE / 2) && - !pcmc->resizable_acpi_blob) { - /* As of QEMU 2.1, this fires with 160 VCPUs and 255 memory slots. */ - warn_report("ACPI table size %u exceeds %d bytes," - " migration may not work", - tables_blob->len, ACPI_BUILD_TABLE_SIZE / 2); - error_printf("Try removing CPUs, NUMA nodes, memory slots" - " or PCI bridges.\n"); - } acpi_align_size(tables_blob, ACPI_BUILD_TABLE_SIZE); acpi_align_size(tables->linker->cmd_blob, ACPI_BUILD_ALIGN_SIZE); diff --git a/hw/i386/pc.c b/hw/i386/pc.c index ccfcb92605..fae21f75aa 100644 --- a/hw/i386/pc.c +++ b/hw/i386/pc.c @@ -1768,7 +1768,6 @@ static void pc_machine_class_init(ObjectClass *oc, void *data) pcmc->acpi_data_size = 0x20000 + 0x8000; pcmc->pvh_enabled = true; pcmc->kvmclock_create_always = true; - pcmc->resizable_acpi_blob = true; x86mc->apic_xrupt_override = true; assert(!mc->get_hotplug_handler); mc->get_hotplug_handler = pc_get_hotplug_handler;