linux-kernel - [PATCH v3 1/3] KVM: riscv: selftests: Use the existing RISCV

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <85e5e51757c9289ca463fbc4ba6d22f9c9db791b.1756710918.git.dayss1224@gmail.com>
Date: Mon,  1 Sep 2025 15:35:49 +0800
From: dayss1224@...il.com
To: pbonzini@...hat.com,
	shuah@...nel.org,
	anup@...infault.org
Cc: atish.patra@...ux.dev,
	paul.walmsley@...ive.com,
	palmer@...belt.com,
	aou@...s.berkeley.edu,
	alex@...ti.fr,
	kvm@...r.kernel.org,
	linux-kselftest@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	kvm-riscv@...ts.infradead.org,
	linux-riscv@...ts.infradead.org,
	Quan Zhou <zhouquan@...as.ac.cn>,
	Dong Yang <dayss1224@...il.com>,
	Andrew Jones <ajones@...tanamicro.com>
Subject: [PATCH v3 1/3] KVM: riscv: selftests: Use the existing RISCV_FENCE macro in `rseq-riscv.h`

From: Quan Zhou <zhouquan@...as.ac.cn>

To avoid redefinition issues with RISCV_FENCE,
 directly reference the existing macro in `rseq-riscv.h`.

Signed-off-by: Quan Zhou <zhouquan@...as.ac.cn>
Signed-off-by: Dong Yang <dayss1224@...il.com>
Reviewed-by: Andrew Jones <ajones@...tanamicro.com>
---
 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