Re: [Qemu-devel] [PATCH] block: emulate .bdrv_flush() using .bdrv_aio_flush()

[Paolo Bonzini]

On 09/12/2011 11:14 AM, Stefan Hajnoczi wrote:
> Block drivers typically have two copies of the flush operation: a
> synchronous .bdrv_flush() and an asynchronous .bdrv_aio_flush().  This
> patch applies the same emulation that we already do for
> .bdrv_read()/.bdrv_write() to .bdrv_flush().  Now block drivers only
> need to provide either .bdrv_aio_flush() or, in the case of legacy
> drivers, .bdrv_flush().

I had the same bug in my nbd improvements series, so thanks.  After 
Kevin merges this and parts 1-7 (or 1-9 even) of that series I'll resend.

Paolo