From: zhanghailiang <[email protected]> There is already a helper function ram_bytes_total(), we can use it to help counting the total number of pages used by ram blocks.
Signed-off-by: zhanghailiang <[email protected]> Reviewed-by: Dr. David Alan Gilbert <[email protected]> Signed-off-by: Juan Quintela <[email protected]> --- arch_init.c | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-) diff --git a/arch_init.c b/arch_init.c index c3f7d3f..fcfa328 100644 --- a/arch_init.c +++ b/arch_init.c @@ -895,13 +895,7 @@ static int ram_save_setup(QEMUFile *f, void *opaque) * Count the total number of pages used by ram blocks not including any * gaps due to alignment or unplugs. */ - migration_dirty_pages = 0; - QLIST_FOREACH_RCU(block, &ram_list.blocks, next) { - uint64_t block_pages; - - block_pages = block->used_length >> TARGET_PAGE_BITS; - migration_dirty_pages += block_pages; - } + migration_dirty_pages = ram_bytes_total() >> TARGET_PAGE_BITS; memory_global_dirty_log_start(); migration_bitmap_sync(); -- 2.1.0
