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[RFC PATCH 07/26] cpu: Add boolean aux field to CPUState
From: |
Dov Murik |
Subject: |
[RFC PATCH 07/26] cpu: Add boolean aux field to CPUState |
Date: |
Tue, 2 Mar 2021 15:48:03 -0500 |
The aux field indicates auxiliary CPUs. This will allow QEMU to act
differently on auxilirary CPUs, for example pausing the VM while keeping
the auxiliary CPUs running.
Signed-off-by: Dov Murik <dovmurik@linux.vnet.ibm.com>
---
include/hw/core/cpu.h | 2 ++
hw/core/cpu.c | 1 +
2 files changed, 3 insertions(+)
diff --git a/include/hw/core/cpu.h b/include/hw/core/cpu.h
index c005d3dc2d..cdbb6462a3 100644
--- a/include/hw/core/cpu.h
+++ b/include/hw/core/cpu.h
@@ -430,6 +430,8 @@ struct CPUState {
int hvf_fd;
+ bool aux;
+
/* track IOMMUs whose translations we've cached in the TCG TLB */
GArray *iommu_notifiers;
};
diff --git a/hw/core/cpu.c b/hw/core/cpu.c
index 00330ba07d..2100cb7f1a 100644
--- a/hw/core/cpu.c
+++ b/hw/core/cpu.c
@@ -387,6 +387,7 @@ static Property cpu_common_props[] = {
MemoryRegion *),
#endif
DEFINE_PROP_BOOL("start-powered-off", CPUState, start_powered_off, false),
+ DEFINE_PROP_BOOL("aux", CPUState, aux, false),
DEFINE_PROP_END_OF_LIST(),
};
--
2.20.1
- [RFC PATCH 00/26] Confidential guest live migration, Dov Murik, 2021/03/02
- [RFC PATCH 01/26] linux-headers: Add definitions of KVM page encryption bitmap ioctls, Dov Murik, 2021/03/02
- [RFC PATCH 02/26] kvm: add support to sync the page encryption state bitmap, Dov Murik, 2021/03/02
- [RFC PATCH 12/26] migration: Add helpers to save confidential RAM, Dov Murik, 2021/03/02
- [RFC PATCH 04/26] hw/boards: Add aux flag to CPUArchId, Dov Murik, 2021/03/02
- [RFC PATCH 11/26] softmmu: Add pause_all_vcpus_except_aux, Dov Murik, 2021/03/02
- [RFC PATCH 16/26] migration: Load confidential guest RAM using migration helper, Dov Murik, 2021/03/02
- [RFC PATCH 06/26] hw/acpi: Don't include auxiliary vcpus in ACPI tables, Dov Murik, 2021/03/02
- [RFC PATCH 13/26] migration: Add helpers to load confidential RAM, Dov Murik, 2021/03/02
- [RFC PATCH 07/26] cpu: Add boolean aux field to CPUState,
Dov Murik <=
- [RFC PATCH 23/26] target/i386: Re-sync kvm-clock after confidential guest migration, Dov Murik, 2021/03/02
- [RFC PATCH 03/26] machine: Add auxcpus=N suboption to -smp, Dov Murik, 2021/03/02
- [RFC PATCH 09/26] softmmu: Don't sync aux vcpus in pre_loadvm, Dov Murik, 2021/03/02
- [RFC PATCH 19/26] migration: Don't sync vcpus when migrating confidential guests, Dov Murik, 2021/03/02
- [RFC PATCH 08/26] hw/i386: Set CPUState.aux=true for auxiliary vcpus, Dov Murik, 2021/03/02
- [RFC PATCH 14/26] migration: Introduce gpa_inside_migration_helper_shared_area, Dov Murik, 2021/03/02
- [RFC PATCH 18/26] migration: Stop non-aux vcpus before copying the last pages, Dov Murik, 2021/03/02
- [RFC PATCH 25/26] target/i386: SEV: Allow migration unless there are no aux vcpus, Dov Murik, 2021/03/02
- [RFC PATCH 24/26] migration: Add start-migrate-incoming QMP command, Dov Murik, 2021/03/02
- [RFC PATCH 15/26] migration: Save confidential guest RAM using migration helper, Dov Murik, 2021/03/02