From: Quan Zhou <zhouquan@xxxxxxxxxxx>
To avoid redefinition issues with RISCV_FENCE,
directly reference the existing macro in `rseq-riscv.h`.
Signed-off-by: Quan Zhou <zhouquan@xxxxxxxxxxx>
Signed-off-by: Dong Yang <dayss1224@xxxxxxxxx>
Reviewed-by: Andrew Jones <ajones@xxxxxxxxxxxxxxxx>
---
tools/testing/selftests/rseq/rseq-riscv.h | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/tools/testing/selftests/rseq/rseq-riscv.h b/tools/testing/selftests/rseq/rseq-riscv.h
index 67d544aaa9a3..06c840e81c8b 100644
--- a/tools/testing/selftests/rseq/rseq-riscv.h
+++ b/tools/testing/selftests/rseq/rseq-riscv.h
@@ -8,6 +8,7 @@
* exception when executed in all modes.
*/
#include <endian.h>
+#include <asm/fence.h>
#if defined(__BYTE_ORDER) ? (__BYTE_ORDER == __LITTLE_ENDIAN) : defined(__LITTLE_ENDIAN)
#define RSEQ_SIG 0xf1401073 /* csrr mhartid, x0 */
@@ -24,8 +25,6 @@
#define REG_L __REG_SEL("ld ", "lw ")
#define REG_S __REG_SEL("sd ", "sw ")
-#define RISCV_FENCE(p, s) \
- __asm__ __volatile__ ("fence " #p "," #s : : : "memory")
#define rseq_smp_mb() RISCV_FENCE(rw, rw)
#define rseq_smp_rmb() RISCV_FENCE(r, r)
#define rseq_smp_wmb() RISCV_FENCE(w, w)
--
2.34.1
