On Mon, Nov 09, 2015 at 10:56:39AM +0800, Fam Zheng wrote: > v3: Don't reuse coroutine in bdrv_aio_ioctl. [Stefan] > Recursely call .bdrv_drain callback only. [Stefan, Paolo]
I don't understand this change. I thought you want .bdrv_drain() to be called on the whole tree, but the latest code seems to call it on the root and children only. It doesn't recurse the only the root and first level of the tree get .bdrv_drain() calls. Is this intentional?
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