On Wed, Dec 21, 2016 at 14:14:25 +0100, Pavel Hrdina wrote:
On Wed, Dec 21, 2016 at 10:52:17AM +0100, Jiri Denemark wrote:
> On Fri, Dec 16, 2016 at 10:11:29 +0100, Pavel Hrdina wrote:
> > Signed-off-by: Pavel Hrdina <phrdina(a)redhat.com>
> > ---
> > m4/virt-driver-libxl.m4 | 18 ++++++++++++------
> > 1 file changed, 12 insertions(+), 6 deletions(-)
> >
> > diff --git a/m4/virt-driver-libxl.m4 b/m4/virt-driver-libxl.m4
> > index 2fdeaa506e..498cad3240 100644
> > --- a/m4/virt-driver-libxl.m4
> > +++ b/m4/virt-driver-libxl.m4
> > @@ -28,6 +28,7 @@ AC_DEFUN([LIBVIRT_DRIVER_CHECK_LIBXL], [
> > LIBXL_CFLAGS=""
> > LIBXL_FIRMWARE_DIR=""
> > LIBXL_EXECBIN_DIR=""
> > + LIBXL_API_VERSION="-DLIBXL_API_VERSION=0x040400"
> >
> > dnl search for libxl, aka libxenlight
> > dnl Xen > 4.5 introduced a pkgconfig file, check for it first
> > @@ -41,17 +42,22 @@ AC_DEFUN([LIBVIRT_DRIVER_CHECK_LIBXL], [
> > dnl pkgconfig file not found, fallback to lib probe
> > if test "x$with_libxl" = "xno" ; then
> > with_libxl="$old_with_libxl"
> > +
> > + dnl LIBXL_API_VERSION 4.4.0 introduced a new parameter to
> > + dnl libxl_domain_create_restore for specifying restore parameters.
> > + dnl The libxl driver will make use of this new parameter for specifying
> > + dnl the Xen migration stream version. Specify LIBXL_API_VERSION to
trigger
> > + dnl an error if there is too old xenlight
> > + CFLAGS="$CFLAGS $LIBXL_API_VERSION"
> > LIBVIRT_CHECK_LIB([LIBXL], [xenlight], [libxl_ctx_alloc], [libxl.h],
[fail="1"])
> > + CFLAGS="$old_CFLAGS"
> > +
> > if test $fail = 1; then
> > - AC_MSG_ERROR([You must install the libxl Library from Xen >= 4.2 to
compile libxenlight driver with -lxl])
> > + AC_MSG_ERROR([You must install the libxl Library from Xen >= 4.4 to
compile libxenlight driver with -lxl])
>
> I see. We actually do not support libxenlight 4.2. I guess the 4.4.0
> requirement in the previous patch should be changed to 4.2.0 and fixed
> to 4.4.0 in this patch.
I'll do it like that. Again this is due to splitting the fix into multiple
patches.
ACK to both with this fix then.
Jirka