Module Name:    src
Committed By:   skrll
Date:           Thu Oct 20 07:18:11 UTC 2022

Modified Files:
        src/sys/arch/riscv/include: pmap.h

Log Message:
Add the "memory" clobber in two places that it's needed.


To generate a diff of this commit:
cvs rdiff -u -r1.12 -r1.13 src/sys/arch/riscv/include/pmap.h

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/sys/arch/riscv/include/pmap.h
diff -u src/sys/arch/riscv/include/pmap.h:1.12 src/sys/arch/riscv/include/pmap.h:1.13
--- src/sys/arch/riscv/include/pmap.h:1.12	Tue Oct 18 04:39:38 2022
+++ src/sys/arch/riscv/include/pmap.h	Thu Oct 20 07:18:11 2022
@@ -1,4 +1,4 @@
-/* $NetBSD: pmap.h,v 1.12 2022/10/18 04:39:38 skrll Exp $ */
+/* $NetBSD: pmap.h,v 1.13 2022/10/20 07:18:11 skrll Exp $ */
 
 /*
  * Copyright (c) 2014, 2019, 2021 The NetBSD Foundation, Inc.
@@ -104,7 +104,7 @@
 static inline void
 pmap_procwr(struct proc *p, vaddr_t va, vsize_t len)
 {
-	__asm __volatile("fence\trw,rw; fence.i");
+	__asm __volatile("fence\trw,rw; fence.i" ::: "memory");
 }
 
 #include <uvm/pmap/tlb.h>
@@ -158,7 +158,7 @@ pmap_md_tlb_check_entry(void *ctx, vaddr
 static inline void
 pmap_md_page_syncicache(struct vm_page_md *mdpg, const kcpuset_t *kc)
 {
-	__asm __volatile("fence\trw,rw; fence.i");
+	__asm __volatile("fence\trw,rw; fence.i" ::: "memory");
 }
 
 /*

Reply via email to