Re: [Qemu-devel] [PATCH 10/23] block: Eliminate DriveInfo member bdrv, use blk_by_legacy_dinfo()

[Benoît Canet]

> +                                   blk_bs(blk_by_legacy_dinfo(dinfo)));

This seems to be a fairly common pattern: "blk_bs(blk_by_legacy_dinfo())".
How about a helper function ?