aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorAvi Kivity <avi@redhat.com>2011-12-21 13:11:22 +0200
committerAvi Kivity <avi@redhat.com>2012-01-04 13:34:48 +0200
commit71c510e26e4d90690966a70cb14d9c6e7ab5ba4e (patch)
treeab522690a06521018ba92132e4ded71999660547
parent7c63736603640ca7b74b65d71afc54fd0a3492f9 (diff)
Switch ram_save to the memory API
Avoid using ram_addr_t, instead use (MemoryRegion *, offset) pairs. Reviewed-by: Anthony Liguori <aliguori@us.ibm.com> Signed-off-by: Avi Kivity <avi@redhat.com>
-rw-r--r--arch_init.c34
1 files changed, 14 insertions, 20 deletions
diff --git a/arch_init.c b/arch_init.c
index 847bf4edd6..c73fa1b2cb 100644
--- a/arch_init.c
+++ b/arch_init.c
@@ -117,24 +117,22 @@ static int ram_save_block(QEMUFile *f)
{
RAMBlock *block = last_block;
ram_addr_t offset = last_offset;
- ram_addr_t current_addr;
int bytes_sent = 0;
+ MemoryRegion *mr;
if (!block)
block = QLIST_FIRST(&ram_list.blocks);
- current_addr = block->offset + offset;
-
do {
- if (cpu_physical_memory_get_dirty(current_addr, MIGRATION_DIRTY_FLAG)) {
+ mr = block->mr;
+ if (memory_region_get_dirty(mr, offset, DIRTY_MEMORY_MIGRATION)) {
uint8_t *p;
int cont = (block == last_block) ? RAM_SAVE_FLAG_CONTINUE : 0;
- cpu_physical_memory_reset_dirty(current_addr,
- current_addr + TARGET_PAGE_SIZE,
- MIGRATION_DIRTY_FLAG);
+ memory_region_reset_dirty(mr, offset, TARGET_PAGE_SIZE,
+ DIRTY_MEMORY_MIGRATION);
- p = block->host + offset;
+ p = memory_region_get_ram_ptr(mr) + offset;
if (is_dup_page(p, *p)) {
qemu_put_be64(f, offset | cont | RAM_SAVE_FLAG_COMPRESS);
@@ -166,10 +164,7 @@ static int ram_save_block(QEMUFile *f)
if (!block)
block = QLIST_FIRST(&ram_list.blocks);
}
-
- current_addr = block->offset + offset;
-
- } while (current_addr != last_block->offset + last_offset);
+ } while (block != last_block || offset != last_offset);
last_block = block;
last_offset = offset;
@@ -186,9 +181,9 @@ static ram_addr_t ram_save_remaining(void)
QLIST_FOREACH(block, &ram_list.blocks, next) {
ram_addr_t addr;
- for (addr = block->offset; addr < block->offset + block->length;
- addr += TARGET_PAGE_SIZE) {
- if (cpu_physical_memory_get_dirty(addr, MIGRATION_DIRTY_FLAG)) {
+ for (addr = 0; addr < block->length; addr += TARGET_PAGE_SIZE) {
+ if (memory_region_get_dirty(block->mr, addr,
+ DIRTY_MEMORY_MIGRATION)) {
count++;
}
}
@@ -275,11 +270,10 @@ int ram_save_live(Monitor *mon, QEMUFile *f, int stage, void *opaque)
/* Make sure all dirty bits are set */
QLIST_FOREACH(block, &ram_list.blocks, next) {
- for (addr = block->offset; addr < block->offset + block->length;
- addr += TARGET_PAGE_SIZE) {
- if (!cpu_physical_memory_get_dirty(addr,
- MIGRATION_DIRTY_FLAG)) {
- cpu_physical_memory_set_dirty(addr);
+ for (addr = 0; addr < block->length; addr += TARGET_PAGE_SIZE) {
+ if (!memory_region_get_dirty(block->mr, addr,
+ DIRTY_MEMORY_MIGRATION)) {
+ memory_region_set_dirty(block->mr, addr);
}
}
}