[PATCH] drm/amdgpu: Add cgroups implementation

[Alex Deucher]

Applied.  Thanks!

Alex

On Fri, Mar 28, 2025 at 9:03 AM Christian König
<christian.koenig at amd.com> wrote:
>
> Am 27.03.25 um 20:51 schrieb Natalie Vock:
> > From: Maarten Lankhorst <dev at lankhorst.se>
> >
> > Similar to xe, enable some simple management of VRAM only.
> >
> > Co-developed-by: Maxime Ripard <mripard at kernel.org>
> > Signed-off-by: Maxime Ripard <mripard at kernel.org>
> > Signed-off-by: Maarten Lankhorst <dev at lankhorst.se>
>
> Reviewed-by: Christian König <christian.koenig at amd.com>
>
> > ---
> >
> > Resending this one since it got lost in the initial dmem cgroup
> > submission. Probably needs to be merged through drm-misc-next since
> > amd-staging-drm-next doesn't have dmem cgroups yet.
> >
> > ---
> >  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 ff5e52025266c..7b86d7f9d5d56 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);
> >
> >
> > base-commit: 1822532477cb5f007313de4c70079c09aaa270d5
> > --
> > 2.49.0
> >
>