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[Qemu-devel] [PATCH v2 5/7] migration: omit drive ref as we have bdrv_re
From: |
Fam Zheng |
Subject: |
[Qemu-devel] [PATCH v2 5/7] migration: omit drive ref as we have bdrv_ref now |
Date: |
Tue, 30 Jul 2013 15:52:55 +0800 |
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 <address@hidden>
---
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);
}
--
1.8.3.4
- [Qemu-devel] [PATCH v2 0/7] Implement reference count for BlockDriverState, Fam Zheng, 2013/07/30
- [Qemu-devel] [PATCH v2 3/7] block: implement reference count for BlockDriverState, Fam Zheng, 2013/07/30
- [Qemu-devel] [PATCH v2 4/7] block: make bdrv_delete() static, Fam Zheng, 2013/07/30
- [Qemu-devel] [PATCH v2 7/7] nbd: use BlockDriverState refcnt, Fam Zheng, 2013/07/30
- [Qemu-devel] [PATCH v2 2/7] iscsi: use bdrv_new() instead of stack structure, Fam Zheng, 2013/07/30
- [Qemu-devel] [PATCH v2 1/7] vvfat: use bdrv_new() to allocate BlockDriverState, Fam Zheng, 2013/07/30
- [Qemu-devel] [PATCH v2 5/7] migration: omit drive ref as we have bdrv_ref now,
Fam Zheng <=
- [Qemu-devel] [PATCH v2 6/7] xen_disk: simplify blk_disconnect with refcnt, Fam Zheng, 2013/07/30