Commit 12291ec1 authored by Juan Quintela's avatar Juan Quintela
Browse files

memory: unfold memory_region_test_and_clear() 



We are going to update the bitmap directly

Signed-off-by: default avatarJuan Quintela <quintela@redhat.com>
Reviewed-by: default avatarOrit Wasserman <owasserm@redhat.com>
parent 220c3ebd

arch_init.c

+7 −3
Original line number Diff line number Diff line
@@ -48,6 +48,7 @@ 
#include "qmp-commands.h"

#include "trace.h"

#include "exec/cpu-all.h"

#include "exec/ram_addr.h"

#include "hw/acpi/acpi.h"



#ifdef DEBUG_ARCH_INIT
@@ -400,9 +401,12 @@ static void migration_bitmap_sync(void) 


    QTAILQ_FOREACH(block, &ram_list.blocks, next) {

        for (addr = 0; addr < block->length; addr += TARGET_PAGE_SIZE) {

            if (memory_region_test_and_clear_dirty(block->mr,

                                                   addr, TARGET_PAGE_SIZE,

            if (cpu_physical_memory_get_dirty(block->mr->ram_addr + addr,

                                              TARGET_PAGE_SIZE,

                                              DIRTY_MEMORY_MIGRATION)) {

                cpu_physical_memory_reset_dirty(block->mr->ram_addr + addr,

                                                TARGET_PAGE_SIZE,

                                                DIRTY_MEMORY_MIGRATION);

                migration_bitmap_set_dirty(block->mr, addr);

            }

        }