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ram: create trace event for migration sync bitmap

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Signed-off-by: Juan Quintela <quintela@redhat.com>

Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Juan Quintela 2012-09-04 13:08:57 +02:00
parent dd2df737ef
commit 3c12193d99
2 changed files with 10 additions and 0 deletions
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6
arch_init.c
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@ -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);
}