On 07/12/2025 12:39, Oleg Nesterov wrote:
> Cleanup and preparation to simplify the next changes.
>
> Use current->tgid instead of current->group_leader->pid.
>
> Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Acked-by: Steven Price <steven.price@arm.com>
> ---
> drivers/gpu/drm/panfrost/panfrost_gem.c | 2 +-
> drivers/gpu/drm/panthor/panthor_gem.c | 2 +-
> 2 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/panfrost/panfrost_gem.c b/drivers/gpu/drm/panfrost/panfrost_gem.c
> index 8041b65c6609..1ff1f2c8b726 100644
> --- a/drivers/gpu/drm/panfrost/panfrost_gem.c
> +++ b/drivers/gpu/drm/panfrost/panfrost_gem.c
> @@ -17,7 +17,7 @@
> static void panfrost_gem_debugfs_bo_add(struct panfrost_device *pfdev,
> struct panfrost_gem_object *bo)
> {
> - bo->debugfs.creator.tgid = current->group_leader->pid;
> + bo->debugfs.creator.tgid = current->tgid;
> get_task_comm(bo->debugfs.creator.process_name, current->group_leader);
>
> mutex_lock(&pfdev->debugfs.gems_lock);
> diff --git a/drivers/gpu/drm/panthor/panthor_gem.c b/drivers/gpu/drm/panthor/panthor_gem.c
> index fbde78db270a..29cc57efc4b9 100644
> --- a/drivers/gpu/drm/panthor/panthor_gem.c
> +++ b/drivers/gpu/drm/panthor/panthor_gem.c
> @@ -27,7 +27,7 @@ static void panthor_gem_debugfs_bo_add(struct panthor_gem_object *bo)
> struct panthor_device *ptdev = container_of(bo->base.base.dev,
> struct panthor_device, base);
>
> - bo->debugfs.creator.tgid = current->group_leader->pid;
> + bo->debugfs.creator.tgid = current->tgid;
> get_task_comm(bo->debugfs.creator.process_name, current->group_leader);
>
> mutex_lock(&ptdev->gems.lock);