Re: [PATCH V6 0/6] Fast mmio eventfd fixes

2015-11-09 Thread Jason Wang
On 11/10/2015 04:19 AM, Michael S. Tsirkin wrote: > On Mon, Nov 09, 2015 at 12:35:45PM +0800, Jason Wang wrote: >> > >> > >> > On 11/09/2015 01:11 AM, Michael S. Tsirkin wrote: >>> > > On Tue, Sep 15, 2015 at 02:41:53PM +0800, Jason Wang wrote: > >> Hi: > >> > >> This series fixe

Re: [PATCH V6 0/6] Fast mmio eventfd fixes

2015-11-09 Thread Michael S. Tsirkin
On Mon, Nov 09, 2015 at 12:35:45PM +0800, Jason Wang wrote: > > > On 11/09/2015 01:11 AM, Michael S. Tsirkin wrote: > > On Tue, Sep 15, 2015 at 02:41:53PM +0800, Jason Wang wrote: > >> Hi: > >> > >> This series fixes two issues of fast mmio eventfd: > >> > >> 1) A single iodev instance were regis

Re: [PATCH V6 0/6] Fast mmio eventfd fixes

2015-11-08 Thread Jason Wang
On 11/09/2015 01:11 AM, Michael S. Tsirkin wrote: > On Tue, Sep 15, 2015 at 02:41:53PM +0800, Jason Wang wrote: >> Hi: >> >> This series fixes two issues of fast mmio eventfd: >> >> 1) A single iodev instance were registerd on two buses: KVM_MMIO_BUS >>and KVM_FAST_MMIO_BUS. This will cause d

Re: [PATCH V6 0/6] Fast mmio eventfd fixes

2015-11-08 Thread Michael S. Tsirkin
On Tue, Sep 15, 2015 at 02:41:53PM +0800, Jason Wang wrote: > Hi: > > This series fixes two issues of fast mmio eventfd: > > 1) A single iodev instance were registerd on two buses: KVM_MMIO_BUS >and KVM_FAST_MMIO_BUS. This will cause double in >ioeventfd_destructor() > 2) A zero length io

Re: [PATCH V6 0/6] Fast mmio eventfd fixes

2015-09-16 Thread Paolo Bonzini
On 15/09/2015 21:26, Michael S. Tsirkin wrote: > > Applied to kvm/queue and will send patches 1-4 for 4.3-rc. Thanks! > > I'd prefer at least 6 to be there as well: > without 6 userspace can't safely use the code, and without 5, > it can't trace it. The idea is to just make old userspace work

Re: [PATCH V6 0/6] Fast mmio eventfd fixes

2015-09-15 Thread Michael S. Tsirkin
On Tue, Sep 15, 2015 at 05:08:49PM +0200, Paolo Bonzini wrote: > > > On 15/09/2015 08:41, Jason Wang wrote: > > Hi: > > > > This series fixes two issues of fast mmio eventfd: > > > > 1) A single iodev instance were registerd on two buses: KVM_MMIO_BUS > >and KVM_FAST_MMIO_BUS. This will cau

Re: [PATCH V6 0/6] Fast mmio eventfd fixes

2015-09-15 Thread Paolo Bonzini
On 15/09/2015 08:41, Jason Wang wrote: > Hi: > > This series fixes two issues of fast mmio eventfd: > > 1) A single iodev instance were registerd on two buses: KVM_MMIO_BUS >and KVM_FAST_MMIO_BUS. This will cause double in >ioeventfd_destructor() > 2) A zero length iodev on KVM_MMIO_BUS