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gk20a: Unlock mutex upon queue full.

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Unlock mutex upon queue full then return -EAGAIN.

Bug 1551294

Change-Id: I2a06a99028f98e6602a4cc27d15015bfe1db4eda
Signed-off-by: Mahantesh Kumbar <mkumbar@nvidia.com>
Reviewed-on: http://git-master/r/501235
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Konsta Holtta <kholtta@nvidia.com>
Tested-by: Konsta Holtta <kholtta@nvidia.com>
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
This commit is contained in:
Mahantesh Kumbar
2014-09-22 17:26:58 +05:30
committed by Dan Willemsen
parent e7f8e1bffb
commit c4a4366dc3
1 changed files with 1 additions and 0 deletions
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drivers/gpu/nvgpu/gk20a/pmu_gk20a.c
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@@ -1760,6 +1760,7 @@ static int pmu_queue_open_write(struct pmu_gk20a *pmu,
if (!pmu_queue_has_room(pmu, queue, size, &rewind)) {
gk20a_err(dev_from_gk20a(gk20a_from_pmu(pmu)), "queue full");
pmu_queue_unlock(pmu, queue);
return -EAGAIN;
}