Re: [PATCH] tools/virtio: Fix build

["Michael S. Tsirkin" <mst@redhat.com>]

On Sun, Oct 13, 2019 at 02:01:03PM +0200, Jan Kiszka wrote:
> On 13.10.19 13:52, Michael S. Tsirkin wrote:
> > On Sun, Oct 13, 2019 at 11:03:30AM +0200, Jan Kiszka wrote:
> >> From: Jan Kiszka <jan.kiszka@siemens.com>
> >>
> >> Various changes in the recent kernel versions broke the build due to
> >> missing function and header stubs.
> >>
> >> Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
> >
> > Thanks!
> > I think it's already fixes in the vhost tree.
> > That tree also includes a bugfix for the test.
> > Can you pls give it a spin and report?
> 
> Mostly fixed: the xen_domain stup is missing.
> 
> Jan

That's in xen/xen.h. Do you still see any build errors?

> > Thanks!
> >
> >> ---
> >>  tools/virtio/crypto/hash.h       | 0
> >>  tools/virtio/linux/dma-mapping.h | 2 ++
> >>  tools/virtio/linux/kernel.h      | 2 ++
> >>  3 files changed, 4 insertions(+)
> >>  create mode 100644 tools/virtio/crypto/hash.h
> >>
> >> diff --git a/tools/virtio/crypto/hash.h b/tools/virtio/crypto/hash.h
> >> new file mode 100644
> >> index 000000000000..e69de29bb2d1
> >> diff --git a/tools/virtio/linux/dma-mapping.h b/tools/virtio/linux/dma-mapping.h
> >> index f91aeb5fe571..db96cb4bf877 100644
> >> --- a/tools/virtio/linux/dma-mapping.h
> >> +++ b/tools/virtio/linux/dma-mapping.h
> >> @@ -29,4 +29,6 @@ enum dma_data_direction {
> >>  #define dma_unmap_single(...) do { } while (0)
> >>  #define dma_unmap_page(...) do { } while (0)
> >>
> >> +#define dma_max_mapping_size(d)	0
> >> +
> >>  #endif
> >> diff --git a/tools/virtio/linux/kernel.h b/tools/virtio/linux/kernel.h
> >> index 6683b4a70b05..ccf321173210 100644
> >> --- a/tools/virtio/linux/kernel.h
> >> +++ b/tools/virtio/linux/kernel.h
> >> @@ -141,4 +141,6 @@ static inline void free_page(unsigned long addr)
> >>  #define list_for_each_entry(a, b, c) while (0)
> >>  /* end of stubs */
> >>
> >> +#define xen_domain() 0
> >> +
> >>  #endif /* KERNEL_H */
> >> --
> >> 2.16.4