Author: kib
Date: Fri Oct 19 00:44:06 2018
New Revision: 339437
URL: https://svnweb.freebsd.org/changeset/base/339437
Log:
MFC r339384:
Add clwb().
Modified:
stable/11/sys/amd64/include/cpufunc.h
Directory Properties:
stable/11/ (props changed)
Modified: stable/11/sys/amd64/include/cpufunc.h
==============================================================================
--- stable/11/sys/amd64/include/cpufunc.h Fri Oct 19 00:37:47 2018
(r339436)
+++ stable/11/sys/amd64/include/cpufunc.h Fri Oct 19 00:44:06 2018
(r339437)
@@ -114,6 +114,13 @@ clflushopt(u_long addr)
}
static __inline void
+clwb(u_long addr)
+{
+
+ __asm __volatile("clwb %0" : : "m" (*(char *)addr));
+}
+
+static __inline void
clts(void)
{
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