Re: [PATCH 1/4] cgroup/dmem: Select PAGE_COUNTER

[Simona Vetter <simona.vetter@ffwll.ch>]

On Mon, Jan 13, 2025 at 10:26:05AM +0100, Maxime Ripard wrote:
> The dmem cgroup the page counting API implemented behing the
> PAGE_COUNTER kconfig option. However, it doesn't select it, resulting in
> potential build breakages. Select PAGE_COUNTER.
> 
> Fixes: b168ed458dde ("kernel/cgroup: Add "dmem" memory accounting cgroup")
> Reported-by: kernel test robot <lkp@intel.com>
> Closes: https://lore.kernel.org/oe-kbuild-all/202501111330.3VuUx8vf-lkp@intel.com/
> Signed-off-by: Maxime Ripard <mripard@kernel.org>

Reviewed-by: Simona Vetter <simona.vetter@ffwll.ch>

> ---
>  init/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/init/Kconfig b/init/Kconfig
> index 61f50cafa815..5e5328506138 100644
> --- a/init/Kconfig
> +++ b/init/Kconfig
> @@ -1137,10 +1137,11 @@ config CGROUP_RDMA
>  	  Attaching processes with active RDMA resources to the cgroup
>  	  hierarchy is allowed even if can cross the hierarchy's limit.
>  
>  config CGROUP_DMEM
>  	bool "Device memory controller (DMEM)"
> +	select PAGE_COUNTER
>  	help
>  	  The DMEM controller allows compatible devices to restrict device
>  	  memory usage based on the cgroup hierarchy.
>  
>  	  As an example, it allows you to restrict VRAM usage for applications
> -- 
> 2.47.1
> 

-- 
Simona Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch