svn commit: r301123 - head/sys/dev/sym

[Ruslan Bukin]

Author: br
Date: Wed Jun  1 14:03:13 2016
New Revision: 301123
URL: https://svnweb.freebsd.org/changeset/base/301123

Log:
  Add a riscv define.
  
  Submitted by:	Yukishige Shibata <y-shibat at mtd.biglobe.ne.jp>

Modified:
  head/sys/dev/sym/sym_hipd.c

Modified: head/sys/dev/sym/sym_hipd.c
==============================================================================
--- head/sys/dev/sym/sym_hipd.c	Wed Jun  1 14:03:07 2016	(r301122)
+++ head/sys/dev/sym/sym_hipd.c	Wed Jun  1 14:03:13 2016	(r301123)
@@ -138,6 +138,8 @@ typedef	u_int32_t u32;
 #define MEMORY_BARRIER()	dmb()
 #elif	defined	__aarch64__
 #define MEMORY_BARRIER()	dmb(sy)
+#elif	defined __riscv__
+#define MEMORY_BARRIER()	fence()
 #else
 #error	"Not supported platform"
 #endif