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authorErico Nunes <nunes.erico@gmail.com>2022-02-09 12:37:00 +0300
committerQiang Yu <yuq825@gmail.com>2022-02-12 07:17:15 +0300
commitc49fcb5c195777c1a35ad96f01435b6d23448d27 (patch)
treebbc7407d2694824f95868272ce0e4856c9dbee25 /drivers/gpu/drm/lima
parentc7703ce38c1ecdeeea6791b54fbee29a08816ea9 (diff)
downloadlinux-c49fcb5c195777c1a35ad96f01435b6d23448d27.tar.xz
drm/lima: avoid error task dump attempt when not enabled
Currently when users try to run an application with lima and that hits an issue such as a timeout, a message saying "fail to save task state" and "error task list is full" is shown in dmesg. The error task dump is a debug feature disabled by default, so the error task list is usually not going to be available at all. The message can be misleading and creates confusion in bug reports. We can avoid that code path and that particular message when the user has not explicitly set the max_error_tasks parameter to enable the feature. Signed-off-by: Erico Nunes <nunes.erico@gmail.com> Reviewed-by: Qiang Yu <yuq825@gmail.com> Reviewed-by: Javier Martinez Canillas <javierm@redhat.com> Signed-off-by: Qiang Yu <yuq825@gmail.com> Link: https://patchwork.freedesktop.org/patch/msgid/20220209093700.30901-1-nunes.erico@gmail.com
Diffstat (limited to 'drivers/gpu/drm/lima')
-rw-r--r--drivers/gpu/drm/lima/lima_sched.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/lima/lima_sched.c b/drivers/gpu/drm/lima/lima_sched.c
index 5612d73f238f..12437e42cc76 100644
--- a/drivers/gpu/drm/lima/lima_sched.c
+++ b/drivers/gpu/drm/lima/lima_sched.c
@@ -409,7 +409,8 @@ static enum drm_gpu_sched_stat lima_sched_timedout_job(struct drm_sched_job *job
drm_sched_increase_karma(&task->base);
- lima_sched_build_error_task_list(task);
+ if (lima_max_error_tasks)
+ lima_sched_build_error_task_list(task);
pipe->task_error(pipe);