# \[PATCH v2 4/7\] uacce: Use \_BITUL() macro in UAPI headers

- From: Joe Richey \<hidden\>
- Date: 2021-05-21 08:59:38 
- List: linux-arm-kernel
- Page: https://ratatoskr.run/linux-arm-kernel/2021/05/1387191
- Thread: https://ratatoskr.run/kvm/2021/05/1385907/t.md

```text
From: Joe Richey <redacted>

Replace BIT() in uacce's UPAI header with _BITUL(). BIT() is not defined
in the UAPI headers and its usage may cause userspace build errors.

Fixes: 015d239ac014 ("uacce: add uacce driver")
Signed-off-by: Joe Richey <redacted>
---
 include/uapi/misc/uacce/uacce.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/uapi/misc/uacce/uacce.h b/include/uapi/misc/uacce/uacce.h
index cc7185678f47..e0b4c8a2d29c 100644
--- a/include/uapi/misc/uacce/uacce.h
+++ b/include/uapi/misc/uacce/uacce.h
@@ -2,6 +2,7 @@
 #ifndef _UAPIUUACCE_H
 #define _UAPIUUACCE_H
 
+#include <linux/const.h>
 #include <linux/types.h>
 #include <linux/ioctl.h>
 
@@ -23,7 +24,7 @@
  *		  Support PASID
  *		  Support device page faults (PCI PRI or SMMU Stall)
  */
-#define UACCE_DEV_SVA		BIT(0)
+#define UACCE_DEV_SVA		_BITUL(0)
 
 /**
  * enum uacce_qfrt: queue file region type
-- 
2.31.1


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