On Thu, Sep 24, 2020 at 05:30:55AM -0400, Michael S. Tsirkin wrote:

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--- linux-next-20200917.orig/drivers/vdpa/Kconfig
+++ linux-next-20200917/drivers/vdpa/Kconfig

@@ -31,7 +31,7 @@ config IFCVF

 config MLX5_VDPA
 	bool "MLX5 VDPA support library for ConnectX devices"
-	depends on MLX5_CORE
+	depends on VHOST_IOTLB && MLX5_CORE
 	default n

While we are here, can anyone who apply this patch delete the "default n" line?
It is by default "n".

I can do that

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Thanks

Hmm other drivers select VHOST_IOTLB, why not do the same?

I can't see another driver doing that. Perhaps I can set dependency on
VHOST which by itself depends on VHOST_IOTLB?

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 	help
 	  Support library for Mellanox VDPA drivers. Provides code that is