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gpu: nvgpu: Cancel timeout handler before job cleanup

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Cancel timeout handler before cleaning up the list of jobs. This
prevents a race that makes timeout handler access already freed
jobs.

Bug 1814108

Change-Id: I37cfc408cb1f96b8b0e62db1ca8067a2ae43dd0e
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/1221698
(cherry picked from commit be0d146cba8dc2b1bdb7c53ae39188a4bf0ca019)
Reviewed-on: http://git-master/r/1223843
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Terje Bergstrom
2016-09-15 19:41:34 -07:00
committed by mobile promotions
parent 4aef26db19
commit f4be6c4373
1 changed files with 1 additions and 0 deletions
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drivers/gpu/nvgpu/gk20a/channel_gk20a.c
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@@ -1903,6 +1903,7 @@ static void gk20a_channel_clean_up_jobs(struct work_struct *work)
platform = gk20a_get_platform(g->dev);
gk20a_channel_cancel_job_clean_up(c, false);
gk20a_channel_timeout_stop(c);
while (1) {
bool completed;