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path: root/drivers/gpu/drm/amd/amdkfd/kfd_events.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_events.c')
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_events.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_events.c b/drivers/gpu/drm/amd/amdkfd/kfd_events.c
index cb92d4b72400..93aae5c1e78b 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_events.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_events.c
@@ -441,7 +441,7 @@ void kfd_signal_event_interrupt(unsigned int pasid, uint32_t partial_id,
/*
* Because we are called from arbitrary context (workqueue) as opposed
* to process context, kfd_process could attempt to exit while we are
- * running so the lookup function returns a locked process.
+ * running so the lookup function increments the process ref count.
*/
struct kfd_process *p = kfd_lookup_process_by_pasid(pasid);
@@ -493,7 +493,7 @@ void kfd_signal_event_interrupt(unsigned int pasid, uint32_t partial_id,
}
mutex_unlock(&p->event_mutex);
- mutex_unlock(&p->mutex);
+ kfd_unref_process(p);
}
static struct kfd_event_waiter *alloc_event_waiters(uint32_t num_events)
@@ -847,7 +847,7 @@ void kfd_signal_iommu_event(struct kfd_dev *dev, unsigned int pasid,
/*
* Because we are called from arbitrary context (workqueue) as opposed
* to process context, kfd_process could attempt to exit while we are
- * running so the lookup function returns a locked process.
+ * running so the lookup function increments the process ref count.
*/
struct kfd_process *p = kfd_lookup_process_by_pasid(pasid);
struct mm_struct *mm;
@@ -860,7 +860,7 @@ void kfd_signal_iommu_event(struct kfd_dev *dev, unsigned int pasid,
*/
mm = get_task_mm(p->lead_thread);
if (!mm) {
- mutex_unlock(&p->mutex);
+ kfd_unref_process(p);
return; /* Process is exiting */
}
@@ -903,7 +903,7 @@ void kfd_signal_iommu_event(struct kfd_dev *dev, unsigned int pasid,
&memory_exception_data);
mutex_unlock(&p->event_mutex);
- mutex_unlock(&p->mutex);
+ kfd_unref_process(p);
}
void kfd_signal_hw_exception_event(unsigned int pasid)
@@ -911,7 +911,7 @@ void kfd_signal_hw_exception_event(unsigned int pasid)
/*
* Because we are called from arbitrary context (workqueue) as opposed
* to process context, kfd_process could attempt to exit while we are
- * running so the lookup function returns a locked process.
+ * running so the lookup function increments the process ref count.
*/
struct kfd_process *p = kfd_lookup_process_by_pasid(pasid);
@@ -924,5 +924,5 @@ void kfd_signal_hw_exception_event(unsigned int pasid)
lookup_events_by_type_and_signal(p, KFD_EVENT_TYPE_HW_EXCEPTION, NULL);
mutex_unlock(&p->event_mutex);
- mutex_unlock(&p->mutex);
+ kfd_unref_process(p);
}
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