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[PATCH v5 04/21] accel/kvm: Convert to ram_block_discard_disable()
From: |
David Hildenbrand |
Subject: |
[PATCH v5 04/21] accel/kvm: Convert to ram_block_discard_disable() |
Date: |
Fri, 26 Jun 2020 09:22:31 +0200 |
Discarding memory does not work as expected. At the time this is called,
we cannot have anyone active that relies on discards to work properly.
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: David Hildenbrand <david@redhat.com>
---
accel/kvm/kvm-all.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c
index f24d7da783..4751ce67a9 100644
--- a/accel/kvm/kvm-all.c
+++ b/accel/kvm/kvm-all.c
@@ -40,7 +40,6 @@
#include "trace.h"
#include "hw/irq.h"
#include "sysemu/sev.h"
-#include "sysemu/balloon.h"
#include "qapi/visitor.h"
#include "qapi/qapi-types-common.h"
#include "qapi/qapi-visit-common.h"
@@ -2222,7 +2221,8 @@ static int kvm_init(MachineState *ms)
s->sync_mmu = !!kvm_vm_check_extension(kvm_state, KVM_CAP_SYNC_MMU);
if (!s->sync_mmu) {
- qemu_balloon_inhibit(true);
+ ret = ram_block_discard_disable(true);
+ assert(!ret);
}
return 0;
--
2.26.2
- [PATCH v5 00/21] virtio-mem: Paravirtualized memory hot(un)plug, David Hildenbrand, 2020/06/26
- [PATCH v5 01/21] pc: Support coldplugging of virtio-pmem-pci devices on all buses, David Hildenbrand, 2020/06/26
- [PATCH v5 02/21] exec: Introduce ram_block_discard_(disable|require)(), David Hildenbrand, 2020/06/26
- [PATCH v5 04/21] accel/kvm: Convert to ram_block_discard_disable(),
David Hildenbrand <=
- [PATCH v5 05/21] s390x/pv: Convert to ram_block_discard_disable(), David Hildenbrand, 2020/06/26
- [PATCH v5 03/21] vfio: Convert to ram_block_discard_disable(), David Hildenbrand, 2020/06/26
- [PATCH v5 06/21] virtio-balloon: Rip out qemu_balloon_inhibit(), David Hildenbrand, 2020/06/26
- [PATCH v5 08/21] migration/rdma: Use ram_block_discard_disable(), David Hildenbrand, 2020/06/26
- [PATCH v5 07/21] target/i386: sev: Use ram_block_discard_disable(), David Hildenbrand, 2020/06/26
- [PATCH v5 09/21] migration/colo: Use ram_block_discard_disable(), David Hildenbrand, 2020/06/26
- [PATCH v5 10/21] virtio-mem: Paravirtualized memory hot(un)plug, David Hildenbrand, 2020/06/26
- [PATCH v5 11/21] virtio-pci: Proxy for virtio-mem, David Hildenbrand, 2020/06/26