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authorPeter Xu <peterx@redhat.com>2019-06-03 14:50:52 +0800
committerJuan Quintela <quintela@redhat.com>2019-07-15 15:39:02 +0200
commit4a12a11a39a6d8399dd222ae2cebe08a8529224a (patch)
tree32622f620c07b6653ed17051e2113c34c79a1c96
parent077874e01fd575528d6f6ecf4612beaa5618fe96 (diff)
downloadqemu-arm-4a12a11a39a6d8399dd222ae2cebe08a8529224a.tar.gz
kvm: Update comments for sync_dirty_bitmap
It's obviously obsolete. Do some update. Signed-off-by: Peter Xu <peterx@redhat.com> Reviewed-by: Juan Quintela <quintela@redhat.com> Message-Id: <20190603065056.25211-8-peterx@redhat.com> Signed-off-by: Juan Quintela <quintela@redhat.com>
-rw-r--r--accel/kvm/kvm-all.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c
index 3d86ae5052..a3df19da56 100644
--- a/accel/kvm/kvm-all.c
+++ b/accel/kvm/kvm-all.c
@@ -478,13 +478,13 @@ static int kvm_get_dirty_pages_log_range(MemoryRegionSection *section,
#define ALIGN(x, y) (((x)+(y)-1) & ~((y)-1))
/**
- * kvm_physical_sync_dirty_bitmap - Grab dirty bitmap from kernel space
- * This function updates qemu's dirty bitmap using
- * memory_region_set_dirty(). This means all bits are set
- * to dirty.
+ * kvm_physical_sync_dirty_bitmap - Sync dirty bitmap from kernel space
*
- * @start_add: start of logged region.
- * @end_addr: end of logged region.
+ * This function will first try to fetch dirty bitmap from the kernel,
+ * and then updates qemu's dirty bitmap.
+ *
+ * @kml: the KVM memory listener object
+ * @section: the memory section to sync the dirty bitmap with
*/
static int kvm_physical_sync_dirty_bitmap(KVMMemoryListener *kml,
MemoryRegionSection *section)