block migration: Clean up use of total_sectors
We already save total_sectors in BlkMigDevState, let's use this value
during the migration and avoid to recalculate it needlessly.
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
diff --git a/block-migration.c b/block-migration.c
index ec32ee2..2f89a4e 100644
--- a/block-migration.c
+++ b/block-migration.c
@@ -96,10 +96,10 @@
blk->buf = qemu_malloc(BLOCK_SIZE);
cur_sector = bms->cur_sector;
- total_sectors = bdrv_getlength(bs) >> BDRV_SECTOR_BITS;
+ total_sectors = bms->total_sectors;
if (bms->shared_base) {
- while (cur_sector < bms->total_sectors &&
+ while (cur_sector < total_sectors &&
!bdrv_is_allocated(bms->bs, cur_sector,
MAX_IS_ALLOCATED_SEARCH, &nr_sectors)) {
cur_sector += nr_sectors;
@@ -165,7 +165,7 @@
cur_sector = bmds->cur_sector;
if (bmds->shared_base) {
- while (cur_sector < bmds->total_sectors &&
+ while (cur_sector < total_sectors &&
!bdrv_is_allocated(bmds->bs, cur_sector,
MAX_IS_ALLOCATED_SEARCH, &nr_sectors)) {
cur_sector += nr_sectors;