linux-kernel - Re: [PATCH v2 5/7] drm/amdgpu: Add cgroups implementation

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Message-ID: <20241219-bright-oarfish-of-vitality-a8efba@houat>
Date: Thu, 19 Dec 2024 13:01:55 +0100
From: Maxime Ripard <mripard@...nel.org>
To: Alex Deucher <alexander.deucher@....com>, 
	Christian König <christian.koenig@....com>, Xinhui Pan <Xinhui.Pan@....com>
Cc: Maarten Lankhorst <dev@...khorst.se>, linux-kernel@...r.kernel.org, 
	intel-xe@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org, Tejun Heo <tj@...nel.org>, 
	Zefan Li <lizefan.x@...edance.com>, Johannes Weiner <hannes@...xchg.org>, 
	Andrew Morton <akpm@...ux-foundation.org>, Friedrich Vock <friedrich.vock@....de>, cgroups@...r.kernel.org, 
	linux-mm@...ck.org, Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
	amd-gfx@...ts.freedesktop.org
Subject: Re: [PATCH v2 5/7] drm/amdgpu: Add cgroups implementation

Hi Alex, Christian, Xinhui,

We forgot to Cc you on that series, sorry. Could you have a look at the following patch?

Thanks!
Maxime

On Wed, Dec 04, 2024 at 02:44:05PM +0100, Maarten Lankhorst wrote:
> Similar to xe, enable some simple management of VRAM only.
> 
> Co-developed-by: Maxime Ripard <mripard@...nel.org>
> Signed-off-by: Maxime Ripard <mripard@...nel.org>
> Signed-off-by: Maarten Lankhorst <dev@...khorst.se>
> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
> index 7d26a962f811c..f1703a746cadd 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
> @@ -24,6 +24,7 @@
>  
>  #include <linux/dma-mapping.h>
>  #include <drm/ttm/ttm_range_manager.h>
> +#include <drm/drm_drv.h>
>  
>  #include "amdgpu.h"
>  #include "amdgpu_vm.h"
> @@ -908,6 +909,9 @@ int amdgpu_vram_mgr_init(struct amdgpu_device *adev)
>  	struct ttm_resource_manager *man = &mgr->manager;
>  	int err;
>  
> +	man->cg = drmm_cgroup_register_region(adev_to_drm(adev), "vram", adev->gmc.real_vram_size);
> +	if (IS_ERR(man->cg))
> +		return PTR_ERR(man->cg);
>  	ttm_resource_manager_init(man, &adev->mman.bdev,
>  				  adev->gmc.real_vram_size);
>  
> -- 
> 2.43.0
> 

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