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Re: [Qemu-devel] [PATCH 3/3] vmdk: Convert to bdrv_open
From: |
Stefan Hajnoczi |
Subject: |
Re: [Qemu-devel] [PATCH 3/3] vmdk: Convert to bdrv_open |
Date: |
Sat, 17 Apr 2010 10:39:57 +0100 |
On Fri, Apr 16, 2010 at 8:59 PM, Kevin Wolf <address@hidden> wrote:
> diff --git a/block/vmdk.c b/block/vmdk.c
> index 781518a..27b6360 100644
> --- a/block/vmdk.c
> +++ b/block/vmdk.c
> @@ -835,14 +828,12 @@ static void vmdk_close(BlockDriverState *bs)
> qemu_free(s->l1_table);
> qemu_free(s->l2_cache);
> // try to close parent image, if exist
> - vmdk_parent_close(s->hd);
> - bdrv_delete(s->hd);
> + vmdk_parent_close(bs->file);
> }
block.c:bdrv_close() calls bdrv_delete(bs->backing_hd) before
bs->bdrv_close(). The vmdk format doesn't need to explicitly close
its parent file and the vmdk_parent_close() function can be deleted.
vmdk.c is the only block driver that explicitly closes or deletes
backing_hd.
Stefan