From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:46925) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1V7jWi-0002VG-RL for qemu-devel@nongnu.org; Fri, 09 Aug 2013 06:02:38 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1V7jWc-0007AH-N1 for qemu-devel@nongnu.org; Fri, 09 Aug 2013 06:02:32 -0400 Received: from mx1.redhat.com ([209.132.183.28]:51242) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1V7jWc-0007AB-GN for qemu-devel@nongnu.org; Fri, 09 Aug 2013 06:02:26 -0400 From: Fam Zheng Date: Fri, 9 Aug 2013 18:01:58 +0800 Message-Id: <1376042521-12293-6-git-send-email-famz@redhat.com> In-Reply-To: <1376042521-12293-1-git-send-email-famz@redhat.com> References: <1376042521-12293-1-git-send-email-famz@redhat.com> Subject: [Qemu-devel] [PATCH v5 5/8] migration: omit drive ref as we have bdrv_ref now List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: kwolf@redhat.com, famz@redhat.com, jcody@redhat.com, stefanha@redhat.com, pbonzini@redhat.com, xiawenc@linux.vnet.ibm.com block-migration.c does not actually use DriveInfo anywhere. Hence it's safe to drive ref code, we really only care about referencing BDS. Signed-off-by: Fam Zheng --- block-migration.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/block-migration.c b/block-migration.c index f803f20..daf9ec1 100644 --- a/block-migration.c +++ b/block-migration.c @@ -336,8 +336,8 @@ static void init_blk_migration_it(void *opaque, BlockDriverState *bs) bmds->completed_sectors = 0; bmds->shared_base = block_mig_state.shared_base; alloc_aio_bitmap(bmds); - drive_get_ref(drive_get_by_blockdev(bs)); bdrv_set_in_use(bs, 1); + bdrv_ref(bs); block_mig_state.total_sector_sum += sectors; @@ -575,7 +575,7 @@ static void blk_mig_cleanup(void) while ((bmds = QSIMPLEQ_FIRST(&block_mig_state.bmds_list)) != NULL) { QSIMPLEQ_REMOVE_HEAD(&block_mig_state.bmds_list, entry); bdrv_set_in_use(bmds->bs, 0); - drive_put_ref(drive_get_by_blockdev(bmds->bs)); + bdrv_unref(bmds->bs); g_free(bmds->aio_bitmap); g_free(bmds); } -- 1.8.3.1