On Thu, Jan 26, 2017 at 05:01:19PM +0000, Stefan Hajnoczi wrote: > IOThread AioContexts are likely to consist only of event sources like > virtqueue ioeventfds and LinuxAIO completion eventfds that are pollable > from userspace (without system calls). > > We recently merged the AioContext polling feature but didn't enable it > by default yet. I have gone back over the performance data on the > mailing list and picked a default polling value that gave good results. > > Let's enable AioContext polling by default so users don't have another > switch they need to set manually. If performance regressions are found > we can still disable this for the QEMU 2.9 release. > > Cc: Paolo Bonzini <pbonz...@redhat.com> > Cc: Christian Borntraeger <borntrae...@de.ibm.com> > Cc: Karl Rister <kris...@redhat.com> > Signed-off-by: Stefan Hajnoczi <stefa...@redhat.com> > --- > iothread.c | 14 ++++++++++++++ > 1 file changed, 14 insertions(+)
Thanks, applied to my block tree: https://github.com/stefanha/qemu/commits/block Stefan
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