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authorJuan Quintela <quintela@redhat.com>2012-09-04 13:08:57 +0200
committerJuan Quintela <quintela@redhat.com>2012-10-17 18:34:58 +0200
commit3c12193d998249bcbe5099edf85039bcd25c3a80 (patch)
treec304ffd533682ff20de6b5f7944e7dd178252c5d /arch_init.c
parentdd2df737ef3930f6d88116520d6ca7ff3cf0c41f (diff)
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ram: create trace event for migration sync bitmap
Signed-off-by: Juan Quintela <quintela@redhat.com> Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch_init.c')
-rw-r--r--arch_init.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch_init.c b/arch_init.c
index 3a5fecc..cec3ead 100644
--- a/arch_init.c
+++ b/arch_init.c
@@ -45,6 +45,7 @@
#include "hw/pcspk.h"
#include "qemu/page_cache.h"
#include "qmp-commands.h"
+#include "trace.h"
#ifdef DEBUG_ARCH_INIT
#define DPRINTF(fmt, ...) \
@@ -358,7 +359,12 @@ static inline void migration_bitmap_set_dirty(MemoryRegion *mr, int length)
static void migration_bitmap_sync(void)
{
+ uint64_t num_dirty_pages_init = ram_list.dirty_pages;
+
+ trace_migration_bitmap_sync_start();
memory_global_sync_dirty_bitmap(get_system_memory());
+ trace_migration_bitmap_sync_end(ram_list.dirty_pages
+ - num_dirty_pages_init);
}