Re: [Qemu-devel] [PATCH] blockdev: warn about aio=native if libaio is unavailable

2015-07-17 Thread Stefan Hajnoczi
On Fri, Jul 17, 2015 at 12:56:15PM +0200, Kevin Wolf wrote: > Am 17.07.2015 um 11:59 hat Stefan Hajnoczi geschrieben: > > QEMU silently ignores aio=native if libaio is unavailable. It is > > confusing when aio=native performance is identical to aio=threads > > because the binary was accidentally b

Re: [Qemu-devel] [PATCH] blockdev: warn about aio=native if libaio is unavailable

2015-07-17 Thread Kevin Wolf
Am 17.07.2015 um 11:59 hat Stefan Hajnoczi geschrieben: > QEMU silently ignores aio=native if libaio is unavailable. It is > confusing when aio=native performance is identical to aio=threads > because the binary was accidentally built without libaio. > > Use error_report() because failing would b

[Qemu-devel] [PATCH] blockdev: warn about aio=native if libaio is unavailable

2015-07-17 Thread Stefan Hajnoczi
QEMU silently ignores aio=native if libaio is unavailable. It is confusing when aio=native performance is identical to aio=threads because the binary was accidentally built without libaio. Use error_report() because failing would break backward compatibility. There are probably users using aio=na