Re: [Qemu-devel] [PATCH] Asynchronous reliable and configurable cache flush

[Ian Jackson]

Jamie Lokier writes ("Re: [Qemu-devel] [PATCH] Asynchronous reliable and 
configurable cache flush"):
> Paul Brook wrote:
> > The cache is dynamically enabled/disabled by the target. This means
> > you've got to close and repopen the file every time it changes,
> > which is likely to get really hairy.
> 
> Just open two descriptors :-)

Doing it with bdrv_aio_flush wasn't too hard, so that's what'll be in
my revised patch shortly.

(The original patch I'm porting from xen-unstable predates my
introduction of bdrv_aio_flush, hence the synchronous flush at that
point.)

Ian.