From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/tools/arch/sparc/include/asm/barrier_64.h | 13 +++++++++++++
1 files changed, 13 insertions(+), 0 deletions(-)
diff --git a/kernel/tools/arch/sparc/include/asm/barrier_64.h b/kernel/tools/arch/sparc/include/asm/barrier_64.h
index ba61344..cfb0fdc 100644
--- a/kernel/tools/arch/sparc/include/asm/barrier_64.h
+++ b/kernel/tools/arch/sparc/include/asm/barrier_64.h
@@ -40,4 +40,17 @@
#define rmb() __asm__ __volatile__("":::"memory")
#define wmb() __asm__ __volatile__("":::"memory")
+#define smp_store_release(p, v) \
+do { \
+ barrier(); \
+ WRITE_ONCE(*p, v); \
+} while (0)
+
+#define smp_load_acquire(p) \
+({ \
+ typeof(*p) ___p1 = READ_ONCE(*p); \
+ barrier(); \
+ ___p1; \
+})
+
#endif /* !(__TOOLS_LINUX_SPARC64_BARRIER_H) */
--
Gitblit v1.6.2