* Alexey Perevalov (a.pereva...@samsung.com) wrote:
> On 05/24/2017 02:33 PM, Peter Xu wrote:
> > On Wed, May 24, 2017 at 09:45:48AM +0300, Alexey wrote:
> >
> > [...]
> >
> > > > > return false;
> > > > > }
> > > > > -ioctl_mask = (__u64)1 << _UFFDIO_REGISTER |
> > > > > -
On 05/24/2017 02:33 PM, Peter Xu wrote:
On Wed, May 24, 2017 at 09:45:48AM +0300, Alexey wrote:
[...]
return false;
}
-ioctl_mask = (__u64)1 << _UFFDIO_REGISTER |
- (__u64)1 << _UFFDIO_UNREGISTER;
+ioctl_mask = 1 << _UFFDIO_REGISTER |
+
On Wed, May 24, 2017 at 09:45:48AM +0300, Alexey wrote:
[...]
> >
> > > return false;
> > > }
> > >
> > > -ioctl_mask = (__u64)1 << _UFFDIO_REGISTER |
> > > - (__u64)1 << _UFFDIO_UNREGISTER;
> > > +ioctl_mask = 1 << _UFFDIO_REGISTER |
> > > +
Hi, Peter,
On Wed, May 24, 2017 at 10:36:29AM +0800, Peter Xu wrote:
> On Tue, May 23, 2017 at 02:31:05PM +0300, Alexey Perevalov wrote:
> > This modification is necessary for userfault fd features which are
> > required to be requested from userspace.
> > UFFD_FEATURE_THREAD_ID is a one of such "
On Tue, May 23, 2017 at 02:31:05PM +0300, Alexey Perevalov wrote:
> This modification is necessary for userfault fd features which are
> required to be requested from userspace.
> UFFD_FEATURE_THREAD_ID is a one of such "on demand" feature, which will
> be introduced in the next patch.
>
> QEMU ha
This modification is necessary for userfault fd features which are
required to be requested from userspace.
UFFD_FEATURE_THREAD_ID is a one of such "on demand" feature, which will
be introduced in the next patch.
QEMU have to use separate userfault file descriptor, due to
userfault context has int