Re: [Qemu-devel] [PATCH] Disable AIO for Mac OS X

[Alexander Graf]

On 24.01.2009, at 21:28, Anthony Liguori wrote:

> Alexander Graf wrote:
> > While trying current svn, it looks like AIO support compiles on
> > Mac OS X finally. Unfortunately it is broken and as soon as I want
> > to run any image, it endless loops in block.c:1446 which is:
> >
> >    while (async_ret == NOT_DONE) {
> >        qemu_aio_wait();
> >    }
>
> Are you using cocoa?

Yep. Nothing else works for x86_64 on Mac OS X ;-). Well - except for  
vnc.

> I don't think the AIO code is broken here.  I think something else  
> is broken and disabling AIO hides the symptom.  Can you dig more  
> into this?

Hum - sounds like an idea. I'm open for hints on how to dig in here. I  
can disable cocoa for starters of course.


Alex

> Regards,
>
> Anthony Liguori
>
> > So for the time being, let's simply disable aio for Mac OS X.
> >
> > Signed-off-by: Alexander Graf <address@hidden>
> > ---
> > configure |    1 +
> > 1 files changed, 1 insertions(+), 0 deletions(-)
> >
> > diff --git a/configure b/configure
> > index c3fbbbe..3e701b9 100755
> > --- a/configure
> > +++ b/configure
> > @@ -259,6 +259,7 @@ cocoa="yes"
> > audio_drv_list="coreaudio"
> > audio_possible_drivers="coreaudio sdl fmod"
> > OS_LDFLAGS="-framework CoreFoundation -framework IOKit"
> > +aio="no"
> > ;;
> > SunOS)
> >     solaris="yes"