From 4a06a7cc053deae16864359a5149bcb4442f8d2a Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Hyman=20Huang=28=E9=BB=84=E5=8B=87=29?= Date: Sun, 26 Jun 2022 01:38:34 +0800 Subject: accel/kvm/kvm-all: Introduce kvm_dirty_ring_size function MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Introduce kvm_dirty_ring_size util function to help calculate dirty ring ful time. Signed-off-by: Hyman Huang(黄勇) Acked-by: Peter Xu Message-Id: Signed-off-by: Dr. David Alan Gilbert --- accel/kvm/kvm-all.c | 5 +++++ accel/stubs/kvm-stub.c | 5 +++++ include/sysemu/kvm.h | 2 ++ 3 files changed, 12 insertions(+) diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c index ce989a68ff..184aecab5c 100644 --- a/accel/kvm/kvm-all.c +++ b/accel/kvm/kvm-all.c @@ -2318,6 +2318,11 @@ static void query_stats_cb(StatsResultList **result, StatsTarget target, strList *names, strList *targets, Error **errp); static void query_stats_schemas_cb(StatsSchemaList **result, Error **errp); +uint32_t kvm_dirty_ring_size(void) +{ + return kvm_state->kvm_dirty_ring_size; +} + static int kvm_init(MachineState *ms) { MachineClass *mc = MACHINE_GET_CLASS(ms); diff --git a/accel/stubs/kvm-stub.c b/accel/stubs/kvm-stub.c index 3345882d85..2ac5f9c036 100644 --- a/accel/stubs/kvm-stub.c +++ b/accel/stubs/kvm-stub.c @@ -148,3 +148,8 @@ bool kvm_dirty_ring_enabled(void) { return false; } + +uint32_t kvm_dirty_ring_size(void) +{ + return 0; +} diff --git a/include/sysemu/kvm.h b/include/sysemu/kvm.h index a783c78868..efd6dee818 100644 --- a/include/sysemu/kvm.h +++ b/include/sysemu/kvm.h @@ -582,4 +582,6 @@ bool kvm_cpu_check_are_resettable(void); bool kvm_arch_cpu_check_are_resettable(void); bool kvm_dirty_ring_enabled(void); + +uint32_t kvm_dirty_ring_size(void); #endif -- cgit v1.2.3