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memory: unfold memory_region_test_and_clear()

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We are going to update the bitmap directly

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Orit Wasserman <owasserm@redhat.com>
This commit is contained in:
Juan Quintela 2013-10-14 17:14:47 +02:00
parent 220c3ebddb
commit 12291ec18f
1 changed files with 7 additions and 3 deletions
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10
arch_init.c
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@ -48,6 +48,7 @@
#include "qmp-commands.h" #include "qmp-commands.h"
#include "trace.h" #include "trace.h"
#include "exec/cpu-all.h" #include "exec/cpu-all.h"
#include "exec/ram_addr.h"
#include "hw/acpi/acpi.h" #include "hw/acpi/acpi.h"
#ifdef DEBUG_ARCH_INIT #ifdef DEBUG_ARCH_INIT
@ -400,9 +401,12 @@ static void migration_bitmap_sync(void)
QTAILQ_FOREACH(block, &ram_list.blocks, next) { QTAILQ_FOREACH(block, &ram_list.blocks, next) {
for (addr = 0; addr < block->length; addr += TARGET_PAGE_SIZE) { for (addr = 0; addr < block->length; addr += TARGET_PAGE_SIZE) {
if (memory_region_test_and_clear_dirty(block->mr, if (cpu_physical_memory_get_dirty(block->mr->ram_addr + addr,
addr, TARGET_PAGE_SIZE, TARGET_PAGE_SIZE,
DIRTY_MEMORY_MIGRATION)) { 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); migration_bitmap_set_dirty(block->mr, addr);
} }
} }