[PATCH kvmtool 1/8] Sync-up headers with Linux-6.4-rc1

[Anup Patel]

Hi Will,

On Mon, Jun 5, 2023 at 5:42 PM Will Deacon <will at kernel.org> wrote:
>
> On Wed, May 10, 2023 at 02:07:41PM +0530, Anup Patel wrote:
> > We sync-up Linux headers to get latest KVM RISC-V headers having
> > SBI extension enable/disable, Zbb, Zicboz, and Ssaia support.
> >
> > Signed-off-by: Anup Patel <apatel at ventanamicro.com>
> > ---
> >  arm/aarch64/include/asm/kvm.h |  38 ++++++++++++
> >  include/linux/kvm.h           |  57 +++++++++++-------
> >  include/linux/virtio_blk.h    | 105 ++++++++++++++++++++++++++++++++++
> >  include/linux/virtio_config.h |   6 ++
> >  include/linux/virtio_net.h    |   5 ++
> >  riscv/include/asm/kvm.h       |  56 +++++++++++++++++-
> >  x86/include/asm/kvm.h         |  50 ++++++++++++----
> >  7 files changed, 286 insertions(+), 31 deletions(-)
>
> This breaks the build for x86:
>
> Makefile:386: Skipping optional libraries: vncserver SDL
>   CC       builtin-balloon.o
> In file included from include/linux/kvm.h:15,
>                  from include/kvm/pci.h:5,
>                  from include/kvm/vfio.h:6,
>                  from include/kvm/kvm-config.h:5,
>                  from include/kvm/kvm.h:6,
>                  from builtin-balloon.c:9:
> x86/include/asm/kvm.h:511:17: error: expected specifier-qualifier-list before ‘__DECLARE_FLEX_ARRAY’
>   511 |                 __DECLARE_FLEX_ARRAY(struct kvm_vmx_nested_state_data, vmx);
>       |                 ^~~~~~~~~~~~~~~~~~~~
> make: *** [Makefile:508: builtin-balloon.o] Error 1

It seems __DECLARE_FLEX_ARRAY() is not defined in
include/linux/stddef.h header of KVMTOOL.

I will send v2 series with this fixed.

Thanks,
Anup