iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

drm/amdkfd: Use correct drm device for cgroup permission check

Browse Source 
[ Upstream commit 4119734e06a7f30e7e8eb666692a58b85dca0269 ]

On GFX 9.4.3, for a given KFD node, fetch the correct drm device from
XCP manager when checking for cgroup permissions.

Signed-off-by: Mukul Joshi <mukul.joshi@amd.com>
Reviewed-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Mukul Joshi 2024-01-26 15:14:50 -05:00 committed by Greg Kroah-Hartman
parent 4c09593b31
commit 5a1bd2143f
1 changed files with 7 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
drivers/gpu/drm/amd/amdkfd/kfd_priv.h
View File

@ -1482,10 +1482,15 @@ void kfd_dec_compute_active(struct kfd_node *dev);
/* Cgroup Support */
/* Check with device cgroup if @kfd device is accessible */
static inline int kfd_devcgroup_check_permission(struct kfd_node *kfd)
static inline int kfd_devcgroup_check_permission(struct kfd_node *node)
{
#if defined(CONFIG_CGROUP_DEVICE) || defined(CONFIG_CGROUP_BPF)
struct drm_device *ddev = adev_to_drm(kfd->adev);
struct drm_device *ddev;
if (node->xcp)
ddev = node->xcp->ddev;
else
ddev = adev_to_drm(node->adev);
return devcgroup_check_permission(DEVCG_DEV_CHAR, DRM_MAJOR,
ddev->render->index,