Re: [Qemu-devel] [PATCH 7/8] block: add two helpers

["Benoît Canet" <benoit.canet@irqsave.net>]

The Monday 01 Sep 2014 à 15:43:13 (+0800), Liu Yuan wrote :
> These helpers are needed by later quorum sync device logic.
> 
> Cc: Eric Blake <eblake@redhat.com>
> Cc: Benoit Canet <benoit@irqsave.net>
> Cc: Kevin Wolf <kwolf@redhat.com>
> Cc: Stefan Hajnoczi <stefanha@redhat.com>
> Signed-off-by: Liu Yuan <namei.unix@gmail.com>
> ---
>  block.c               | 10 ++++++++++
>  include/block/block.h |  2 ++
>  2 files changed, 12 insertions(+)
> 
> diff --git a/block.c b/block.c
> index 22eb3e4..2e2f1d9 100644
> --- a/block.c
> +++ b/block.c
> @@ -2145,6 +2145,16 @@ void *bdrv_get_attached_dev(BlockDriverState *bs)
>      return bs->dev;
>  }
>  
> +BlockDriverState *bdrv_get_file(BlockDriverState *bs)
> +{
> +    return bs->file;
> +}
> +
> +const char *bdrv_get_filename(BlockDriverState *bs)
> +{
> +    return bs->filename;
> +}
> +

I don't think why we would need this. We will see in next patch.

>  void bdrv_set_dev_ops(BlockDriverState *bs, const BlockDevOps *ops,
>                        void *opaque)
>  {
> diff --git a/include/block/block.h b/include/block/block.h
> index a61eaf0..1e116cc 100644
> --- a/include/block/block.h
> +++ b/include/block/block.h
> @@ -237,6 +237,8 @@ int bdrv_attach_dev(BlockDriverState *bs, void *dev);
>  void bdrv_attach_dev_nofail(BlockDriverState *bs, void *dev);
>  void bdrv_detach_dev(BlockDriverState *bs, void *dev);
>  void *bdrv_get_attached_dev(BlockDriverState *bs);
> +BlockDriverState *bdrv_get_file(BlockDriverState *bs);
> +const char *bdrv_get_filename(BlockDriverState *bs);
>  void bdrv_set_dev_ops(BlockDriverState *bs, const BlockDevOps *ops,
>                        void *opaque);
>  void bdrv_set_drv_ops(BlockDriverState *bs, const BlockDrvOps *ops,
> -- 
> 1.9.1
>