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[Qemu-devel] [PATCH 43/49] memory: unfold memory_region_test_and_clear()
From: |
Juan Quintela |
Subject: |
[Qemu-devel] [PATCH 43/49] memory: unfold memory_region_test_and_clear() |
Date: |
Mon, 13 Jan 2014 18:40:28 +0100 |
We are going to update the bitmap directly
Signed-off-by: Juan Quintela <address@hidden>
Reviewed-by: Orit Wasserman <address@hidden>
---
arch_init.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/arch_init.c b/arch_init.c
index e0acbc5..0e8c8b5 100644
--- a/arch_init.c
+++ b/arch_init.c
@@ -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,
- DIRTY_MEMORY_MIGRATION)) {
+ 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);
}
}
--
1.8.4.2
- [Qemu-devel] [PATCH 33/49] memory: make cpu_physical_memory_get_dirty() the main function, (continued)
- [Qemu-devel] [PATCH 33/49] memory: make cpu_physical_memory_get_dirty() the main function, Juan Quintela, 2014/01/13
- [Qemu-devel] [PATCH 32/49] memory: unfold cpu_physical_memory_set_dirty_flag(), Juan Quintela, 2014/01/13
- [Qemu-devel] [PATCH 35/49] memory: s/mask/clear/ cpu_physical_memory_mask_dirty_range, Juan Quintela, 2014/01/13
- [Qemu-devel] [PATCH 34/49] memory: cpu_physical_memory_get_dirty() is used as returning a bool, Juan Quintela, 2014/01/13
- [Qemu-devel] [PATCH 36/49] memory: use find_next_bit() to find dirty bits, Juan Quintela, 2014/01/13
- [Qemu-devel] [PATCH 38/49] memory: cpu_physical_memory_clear_dirty_range() now uses bitmap operations, Juan Quintela, 2014/01/13
- [Qemu-devel] [PATCH 39/49] memory: s/dirty/clean/ in cpu_physical_memory_is_dirty(), Juan Quintela, 2014/01/13
- [Qemu-devel] [PATCH 37/49] memory: cpu_physical_memory_set_dirty_range() now uses bitmap operations, Juan Quintela, 2014/01/13
- [Qemu-devel] [PATCH 41/49] memory: cpu_physical_memory_set_dirty_tracking() should return void, Juan Quintela, 2014/01/13
- [Qemu-devel] [PATCH 42/49] memory: split cpu_physical_memory_* functions to its own include, Juan Quintela, 2014/01/13
- [Qemu-devel] [PATCH 43/49] memory: unfold memory_region_test_and_clear(),
Juan Quintela <=
- [Qemu-devel] [PATCH 40/49] memory: make cpu_physical_memory_reset_dirty() take a length parameter, Juan Quintela, 2014/01/13
- [Qemu-devel] [PATCH 44/49] kvm: use directly cpu_physical_memory_* api for tracking dirty pages, Juan Quintela, 2014/01/13
- [Qemu-devel] [PATCH 45/49] kvm: refactor start address calculation, Juan Quintela, 2014/01/13
- [Qemu-devel] [PATCH 46/49] memory: move bitmap synchronization to its own function, Juan Quintela, 2014/01/13
- [Qemu-devel] [PATCH 48/49] ram: split function that synchronizes a range, Juan Quintela, 2014/01/13
- [Qemu-devel] [PATCH 49/49] migration: synchronize memory bitmap 64bits at a time, Juan Quintela, 2014/01/13
- [Qemu-devel] [PATCH 47/49] memory: syncronize kvm bitmap using bitmaps operations, Juan Quintela, 2014/01/13