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[RFC PATCH 09/26] softmmu: Don't sync aux vcpus in pre_loadvm
From: |
Dov Murik |
Subject: |
[RFC PATCH 09/26] softmmu: Don't sync aux vcpus in pre_loadvm |
Date: |
Tue, 2 Mar 2021 15:48:05 -0500 |
When preparing to load state into a migration target VM, don't sync the
auxiliary vcpus to allow the migration helper to keep running there (it
is used during the migration).
Signed-off-by: Dov Murik <dovmurik@linux.vnet.ibm.com>
---
softmmu/cpus.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/softmmu/cpus.c b/softmmu/cpus.c
index a7ee431187..878cf2a421 100644
--- a/softmmu/cpus.c
+++ b/softmmu/cpus.c
@@ -162,7 +162,9 @@ void cpu_synchronize_all_pre_loadvm(void)
CPUState *cpu;
CPU_FOREACH(cpu) {
- cpu_synchronize_pre_loadvm(cpu);
+ if (!cpu->aux) {
+ cpu_synchronize_pre_loadvm(cpu);
+ }
}
}
--
2.20.1
- [RFC PATCH 02/26] kvm: add support to sync the page encryption state bitmap, (continued)
- [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, 2021/03/02
- [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 <=
- [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
- [RFC PATCH 26/26] docs: Add confidential guest live migration documentation, Dov Murik, 2021/03/02
- [RFC PATCH 20/26] migration: When starting target, don't sync auxiliary vcpus, Dov Murik, 2021/03/02
- [RFC PATCH 05/26] hw/i386: Mark auxiliary vcpus in possible_cpus, Dov Murik, 2021/03/02