On Fri, Jun 19, 2020 at 04:03:33PM +0800, Weilong Chen wrote:
> As noted in:
> https://www.kernel.org/doc/Documentation/kbuild/kconfig-language.txt
> "select should be used with care. select will force a symbol to a
> value without visiting the dependencies."
> Config VIRTIO_MEM should not select CONTIG_ALLOC directly.
> Otherwise it will cause an error:
> https://bugzilla.kernel.org/show_bug.cgi?id=208245
> 
> Signed-off-by: Weilong Chen <[email protected]>

Cc virtio mem maintainer:
M:      David Hildenbrand <[email protected]>


> ---
>  drivers/virtio/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/virtio/Kconfig b/drivers/virtio/Kconfig
> index 5809e5f5b157..5c92e4a50882 100644
> --- a/drivers/virtio/Kconfig
> +++ b/drivers/virtio/Kconfig
> @@ -85,7 +85,7 @@ config VIRTIO_MEM
>       depends on VIRTIO
>       depends on MEMORY_HOTPLUG_SPARSE
>       depends on MEMORY_HOTREMOVE
> -     select CONTIG_ALLOC
> +     depends on CONTIG_ALLOC
>       help
>        This driver provides access to virtio-mem paravirtualized memory
>        devices, allowing to hotplug and hotunplug memory.
> -- 
> 2.17.1

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