Groups are only moved out of the runnable lists when
panthor_group_stop() is called or when they run out of jobs.
What should not happen though is having one group added to one of
the runnable list after reset.in_progress has been set to true, but
that's not something we can easily check, so let's just drop the
WARN_ON() in panthor_sched_pre_reset().

v2:
- Adjust explanation in commit message

Reviewed-by: Liviu Dudau <[email protected]>
Signed-off-by: Boris Brezillon <[email protected]>
---
 drivers/gpu/drm/panthor/panthor_sched.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/gpu/drm/panthor/panthor_sched.c 
b/drivers/gpu/drm/panthor/panthor_sched.c
index e74ca071159d..d121b794bd79 100644
--- a/drivers/gpu/drm/panthor/panthor_sched.c
+++ b/drivers/gpu/drm/panthor/panthor_sched.c
@@ -2836,8 +2836,6 @@ void panthor_sched_pre_reset(struct panthor_device *ptdev)
         * new jobs while we're resetting.
         */
        for (i = 0; i < ARRAY_SIZE(sched->groups.runnable); i++) {
-               /* All groups should be in the idle lists. */
-               drm_WARN_ON(&ptdev->base, 
!list_empty(&sched->groups.runnable[i]));
                list_for_each_entry_safe(group, group_tmp, 
&sched->groups.runnable[i], run_node)
                        panthor_group_stop(group);
        }
-- 
2.51.1

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