On Tue, 18 Feb 2014 13:38:54 +0100
Greg Kurz <gk...@linux.vnet.ibm.com> wrote:
> From: Rusty Russell <ru...@rustcorp.com.au>
>
> This is based on a simpler patch by Anthony Liguouri, which only handled
> the vring accesses. We also need some drivers to access these helpers,
> eg. for data which contains headers.
>
> [ ldq_phys() API change, Greg Kurz <gk...@linux.vnet.ibm.com> ]
> Signed-off-by: Rusty Russell <ru...@rustcorp.com.au>
> Signed-off-by: Greg Kurz <gk...@linux.vnet.ibm.com>
> ---
> hw/virtio/virtio.c | 32 ++++++++++++++++----------------
> 1 file changed, 16 insertions(+), 16 deletions(-)
>
> static inline void vring_used_flags_unset_bit(VirtQueue *vq, int mask)
> {
> hwaddr pa;
> pa = vq->vring.used + offsetof(VRingUsed, flags);
> - stw_phys(&address_space_memory,
> - pa, lduw_phys(&address_space_memory, pa) & ~mask);
> + virtio_stw_phys(&address_space_memory,
> + pa, lduw_phys(&address_space_memory, pa) & ~mask);
> }
This needs to be virtio_lduw_phys(), no?
