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authorRandy Dunlap <rdunlap@infradead.org>2020-11-28 13:39:05 -0800
committerMichael S. Tsirkin <mst@redhat.com>2020-12-02 04:09:56 -0500
commit98701a2a861fa87a5055cf2809758e8725e8b146 (patch)
treefb7ce00d9f634c86cccb5aa4c55f6e0a75afd2fd /drivers/vdpa
parentad89653f79f1882d55d9df76c9b2b94f008c4e27 (diff)
vdpa: mlx5: fix vdpa/vhost dependencies
drivers/vdpa/mlx5/ uses vhost_iotlb*() interfaces, so select VHOST_IOTLB to make them be built. However, if VHOST_IOTLB is the only VHOST symbol that is set/enabled, the object file still won't be built because drivers/Makefile won't descend into drivers/vhost/ to build it, so make drivers/Makefile build the needed binary whenever VHOST_IOTLB is set, like it does for VHOST_RING. Fixes these build errors: ERROR: modpost: "vhost_iotlb_itree_next" [drivers/vdpa/mlx5/mlx5_vdpa.ko] undefined! ERROR: modpost: "vhost_iotlb_itree_first" [drivers/vdpa/mlx5/mlx5_vdpa.ko] undefined! Fixes: 29064bfdabd5 ("vdpa/mlx5: Add support library for mlx5 VDPA implementation") Fixes: aff90770e54c ("vdpa/mlx5: Fix dependency on MLX5_CORE") Reported-by: kernel test robot <lkp@intel.com> Signed-off-by: Randy Dunlap <rdunlap@infradead.org> Cc: Eli Cohen <eli@mellanox.com> Cc: Parav Pandit <parav@mellanox.com> Cc: "Michael S. Tsirkin" <mst@redhat.com> Cc: Jason Wang <jasowang@redhat.com> Cc: virtualization@lists.linux-foundation.org Cc: Saeed Mahameed <saeedm@nvidia.com> Cc: Leon Romanovsky <leonro@nvidia.com> Cc: netdev@vger.kernel.org Link: https://lore.kernel.org/r/20201128213905.27409-1-rdunlap@infradead.org Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Acked-by: Jason Wang <jasowang@redhat.com>
Diffstat (limited to 'drivers/vdpa')
-rw-r--r--drivers/vdpa/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/vdpa/Kconfig b/drivers/vdpa/Kconfig
index 358f6048dd3c..6caf539091e5 100644
--- a/drivers/vdpa/Kconfig
+++ b/drivers/vdpa/Kconfig
@@ -32,6 +32,7 @@ config IFCVF
config MLX5_VDPA
bool
+ select VHOST_IOTLB
help
Support library for Mellanox VDPA drivers. Provides code that is
common for all types of VDPA drivers. The following drivers are planned: