31/10/2017 13:03, Bruce Richardson:
> On Mon, Oct 30, 2017 at 10:32:27PM +0000, Ferruh Yigit wrote:
> > Revert back to using VFIO_PRESENT as a marker to enable compilation
> > of VFIO-related segments.
> >
> > VFIO_PRESENT is the combination of user configuration RTE_EAL_VFIO and
> > kernel version support check.
> >
> > eal_vfio.h VFIO_PRESENT related check ordered to be compatible with
> > rte_vfio.h one, no functional modification.
> >
> > Fixes: 279b581c897d ("vfio: expose functions")
> >
> > Signed-off-by: Jerin Jacob <jerin.ja...@caviumnetworks.com>
> > Signed-off-by: Gaetan Rivet <gaetan.ri...@6wind.com>
> > Signed-off-by: Ferruh Yigit <ferruh.yi...@intel.com>
> > ---
> > v4:
> >
> > * Alternative to v3, not superseding it, need to decide which one to
> > get. This one:
> > * fixes vfio for new kernels
> > * fixes build for old kernels for vfio enabled in config case
> > * print warning if vfio enabled in config but not supported by kernel
> >
> > * Independent from this patch, following may need fixing later
> > * Kernel version check for vfio is broken for RTE_KERNELDIR
> > * Kernel VFIO support check can be improved
> > ---
> > drivers/bus/pci/linux/pci_init.h | 2 +-
> > drivers/bus/pci/linux/pci_vfio.c | 2 +-
> > lib/librte_eal/common/include/rte_vfio.h | 14 ++++++++++++++
> > lib/librte_eal/linuxapp/eal/eal_interrupts.c | 1 -
> > lib/librte_eal/linuxapp/eal/eal_vfio.h | 14 ++++++++++----
> > 5 files changed, 26 insertions(+), 7 deletions(-)
> >
> Hi,
>
> just to confirm that applying this patch fixes DPDK on my system at
> least.
>
> From the discussion, I understood that this was a "compilation problem",
> but in practice it manifests itself as compile working ok but your app
> won't work with ports bound to vfio-pci. So please apply some fix for
> this soon.
>
> Thanks for the work on this, all.
>
> Tested-by: Bruce Richardson <bruce.richard...@intel.com>
Applied, thanks
