[PATCH v3 1/2] drm/amdkfd: export svm_range_list_lock_and_flush_work

Yifan Zhang yifan1.zhang at amd.com
Wed Aug 18 03:12:01 UTC 2021


export svm_range_list_lock_and_flush_work to make other kfd parts be
able to sync svm_range_list.

Signed-off-by: Yifan Zhang <yifan1.zhang at amd.com>
---
 drivers/gpu/drm/amd/amdkfd/kfd_svm.c | 2 +-
 drivers/gpu/drm/amd/amdkfd/kfd_svm.h | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
index c1833acc54c7..d4a43c94bcf9 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
@@ -1500,7 +1500,7 @@ static int svm_range_validate_and_map(struct mm_struct *mm,
  * Context: Returns with mmap write lock held, pending deferred work flushed
  *
  */
-static void
+void
 svm_range_list_lock_and_flush_work(struct svm_range_list *svms,
 				   struct mm_struct *mm)
 {
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_svm.h b/drivers/gpu/drm/amd/amdkfd/kfd_svm.h
index 3fc1fd8b4fbc..e7fc5e8998aa 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_svm.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_svm.h
@@ -188,6 +188,7 @@ void svm_range_prefault(struct svm_range *prange, struct mm_struct *mm,
 			void *owner);
 struct kfd_process_device *
 svm_range_get_pdd_by_adev(struct svm_range *prange, struct amdgpu_device *adev);
+void svm_range_list_lock_and_flush_work(struct svm_range_list *svms, struct mm_struct *mm);
 
 /* SVM API and HMM page migration work together, device memory type
  * is initialized to not 0 when page migration register device memory.
-- 
2.25.1



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