[PATCH 1/9] amdkfd: enlarge the hashtable of kfd_process

Zhu Lingshan lingshan.zhu at amd.com
Fri Jul 25 02:43:08 UTC 2025


This commit enlarges the hashtable size of
kfd_process to 256, because of the multiple
contexts feature allowing each application
create multiple kfd_processes

Signed-off-by: Zhu Lingshan <lingshan.zhu at amd.com>
---
 drivers/gpu/drm/amd/amdkfd/kfd_priv.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
index d221c58dccc3..38a20ba61e24 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
@@ -1008,7 +1008,7 @@ struct kfd_process {
 	bool gpu_page_fault;
 };
 
-#define KFD_PROCESS_TABLE_SIZE 5 /* bits: 32 entries */
+#define KFD_PROCESS_TABLE_SIZE 8 /* bits: 256 entries */
 extern DECLARE_HASHTABLE(kfd_processes_table, KFD_PROCESS_TABLE_SIZE);
 extern struct srcu_struct kfd_processes_srcu;
 
-- 
2.47.1



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