Re: [PATCH v9 3/5] drm/panthor: Expose size of driver internal BO's over fdinfo

kernel test robot
2025-01-24T12:06:41Z

Hi Adrián,

kernel test robot noticed the following build warnings:

[auto build test WARNING on c6eabbab359c156669e10d5dec3e71e80ff09bd2]

url: https://github.com/intel-lab-lkp/linux/commits/Adri-n-Larumbe/Documentation-gpu-Clarify-format-of-driver-specific-fidnfo-keys/20250124-065603
base: c6eabbab359c156669e10d5dec3e71e80ff09bd2
patch link: https://lore.kernel.org/r/20250123225325.3271764-4-adrian.larumbe%40collabora.com
patch subject: [PATCH v9 3/5] drm/panthor: Expose size of driver internal BO's over fdinfo
config: i386-buildonly-randconfig-005-20250124 (https://download.01.org/0day-ci/archive/20250124/202501241937.7HbajZjV-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250124/202501241937.7HbajZjV-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202501241937.7HbajZjV-lkp@intel.com/

All warnings (new ones prefixed by >>):

drivers/gpu/drm/panthor/panthor_sched.c:320: warning: Excess struct member 'runnable' description in 'panthor_scheduler'
drivers/gpu/drm/panthor/panthor_sched.c:320: warning: Excess struct member 'idle' description in 'panthor_scheduler'
drivers/gpu/drm/panthor/panthor_sched.c:320: warning: Excess struct member 'waiting' description in 'panthor_scheduler'
drivers/gpu/drm/panthor/panthor_sched.c:320: warning: Excess struct member 'has_ref' description in 'panthor_scheduler'
drivers/gpu/drm/panthor/panthor_sched.c:320: warning: Excess struct member 'in_progress' description in 'panthor_scheduler'
drivers/gpu/drm/panthor/panthor_sched.c:320: warning: Excess struct member 'stopped_groups' description in 'panthor_scheduler'
drivers/gpu/drm/panthor/panthor_sched.c:492: warning: Excess struct member 'mem' description in 'panthor_queue'
drivers/gpu/drm/panthor/panthor_sched.c:492: warning: Excess struct member 'input' description in 'panthor_queue'
drivers/gpu/drm/panthor/panthor_sched.c:492: warning: Excess struct member 'output' description in 'panthor_queue'
drivers/gpu/drm/panthor/panthor_sched.c:492: warning: Excess struct member 'input_fw_va' description in 'panthor_queue'
drivers/gpu/drm/panthor/panthor_sched.c:492: warning: Excess struct member 'output_fw_va' description in 'panthor_queue'
drivers/gpu/drm/panthor/panthor_sched.c:492: warning: Excess struct member 'gpu_va' description in 'panthor_queue'
drivers/gpu/drm/panthor/panthor_sched.c:492: warning: Excess struct member 'ref' description in 'panthor_queue'
drivers/gpu/drm/panthor/panthor_sched.c:492: warning: Excess struct member 'gt' description in 'panthor_queue'
drivers/gpu/drm/panthor/panthor_sched.c:492: warning: Excess struct member 'sync64' description in 'panthor_queue'
drivers/gpu/drm/panthor/panthor_sched.c:492: warning: Excess struct member 'bo' description in 'panthor_queue'
drivers/gpu/drm/panthor/panthor_sched.c:492: warning: Excess struct member 'offset' description in 'panthor_queue'
drivers/gpu/drm/panthor/panthor_sched.c:492: warning: Excess struct member 'kmap' description in 'panthor_queue'
drivers/gpu/drm/panthor/panthor_sched.c:492: warning: Excess struct member 'lock' description in 'panthor_queue'
drivers/gpu/drm/panthor/panthor_sched.c:492: warning: Excess struct member 'id' description in 'panthor_queue'
drivers/gpu/drm/panthor/panthor_sched.c:492: warning: Excess struct member 'seqno' description in 'panthor_queue'
drivers/gpu/drm/panthor/panthor_sched.c:492: warning: Excess struct member 'last_fence' description in 'panthor_queue'
drivers/gpu/drm/panthor/panthor_sched.c:492: warning: Excess struct member 'in_flight_jobs' description in 'panthor_queue'
drivers/gpu/drm/panthor/panthor_sched.c:492: warning: Excess struct member 'slots' description in 'panthor_queue'
drivers/gpu/drm/panthor/panthor_sched.c:492: warning: Excess struct member 'slot_count' description in 'panthor_queue'
drivers/gpu/drm/panthor/panthor_sched.c:492: warning: Excess struct member 'seqno' description in 'panthor_queue'
drivers/gpu/drm/panthor/panthor_sched.c:691: warning: Excess struct member 'data' description in 'panthor_group'
drivers/gpu/drm/panthor/panthor_sched.c:691: warning: Excess struct member 'lock' description in 'panthor_group'
drivers/gpu/drm/panthor/panthor_sched.c:827: warning: Excess struct member 'start' description in 'panthor_job'
drivers/gpu/drm/panthor/panthor_sched.c:827: warning: Excess struct member 'size' description in 'panthor_job'
drivers/gpu/drm/panthor/panthor_sched.c:827: warning: Excess struct member 'latest_flush' description in 'panthor_job'
drivers/gpu/drm/panthor/panthor_sched.c:827: warning: Excess struct member 'start' description in 'panthor_job'
drivers/gpu/drm/panthor/panthor_sched.c:827: warning: Excess struct member 'end' description in 'panthor_job'
drivers/gpu/drm/panthor/panthor_sched.c:827: warning: Excess struct member 'mask' description in 'panthor_job'
drivers/gpu/drm/panthor/panthor_sched.c:827: warning: Excess struct member 'slot' description in 'panthor_job'
drivers/gpu/drm/panthor/panthor_sched.c:1756: warning: Function parameter or struct member 'ptdev' not described in 'panthor_sched_report_fw_events'
drivers/gpu/drm/panthor/panthor_sched.c:1756: warning: Function parameter or struct member 'events' not described in 'panthor_sched_report_fw_events'
drivers/gpu/drm/panthor/panthor_sched.c:2649: warning: Function parameter or struct member 'ptdev' not described in 'panthor_sched_report_mmu_fault'
>> drivers/gpu/drm/panthor/panthor_sched.c:3646: warning: expecting prototype for panthor_group_kbo_sizes(). Prototype was for panthor_fdinfo_gather_group_mem_info() instead

vim +3646 drivers/gpu/drm/panthor/panthor_sched.c

3635
3636 /**
3637 * panthor_group_kbo_sizes() - Retrieve aggregate size of all private kernel BO's
3638 * belonging to all the groups owned by an open Panthor file
3639 * @pfile: File.
3640 * @stats: Memory statistics to be updated.
3641 *
3642 */
3643 void
3644 panthor_fdinfo_gather_group_mem_info(struct panthor_file *pfile,
3645 struct drm_memory_stats *stats)
> 3646 {
3647 struct panthor_group_pool *gpool = pfile->groups;
3648 struct panthor_group *group;
3649 unsigned long i;
3650
3651 if (IS_ERR_OR_NULL(gpool))
3652 return;
3653
3654 xa_lock(&gpool->xa);
3655 xa_for_each(&gpool->xa, i, group) {
3656 stats->resident += group->fdinfo.kbo_sizes;
3657 if (group->csg_id >= 0)
3658 stats->active += group->fdinfo.kbo_sizes;
3659 }
3660 xa_unlock(&gpool->xa);
3661 }
3662

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