* [PULL 07/41] accel/kvm: Convert to ram_block_discard_disable()
[not found] <20200703090252.368694-1-mst@redhat.com>
@ 2020-07-03 9:03 ` Michael S. Tsirkin
0 siblings, 0 replies; only message in thread
From: Michael S. Tsirkin @ 2020-07-03 9:03 UTC (permalink / raw)
To: qemu-devel
Cc: Peter Maydell, David Hildenbrand, Dr . David Alan Gilbert,
Paolo Bonzini, kvm
From: David Hildenbrand <david@redhat.com>
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>
Message-Id: <20200626072248.78761-5-david@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@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 d54a8701d8..ab36fbfa0c 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"
@@ -2229,7 +2228,8 @@ 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;
--
MST
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2020-07-03 9:03 ` [PULL 07/41] accel/kvm: Convert to ram_block_discard_disable() Michael S. Tsirkin
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