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authorjl139090 <none@none>2006-04-08 10:25:15 -0700
committerjl139090 <none@none>2006-04-08 10:25:15 -0700
commit25cf1a301a396c38e8adf52c15f537b80d2483f7 (patch)
treea76776c2cfbbe43c1ae252223c7ccfa5df15c21c /usr/src/uts/sparc/sys/cpu.h
parent918fadfadf0c235e6c65ca652caab042b6f05976 (diff)
downloadillumos-joyent-25cf1a301a396c38e8adf52c15f537b80d2483f7.tar.gz
PSARC 2004/750 Solaris for OPL
6379529 Solaris for OPL Project --HG-- rename : usr/src/cmd/sckmd/sparc/sun4u/sckm.sh => deleted_files/usr/src/cmd/sckmd/sparc/sun4u/sckm.sh
Diffstat (limited to 'usr/src/uts/sparc/sys/cpu.h')
-rw-r--r--usr/src/uts/sparc/sys/cpu.h11
1 files changed, 6 insertions, 5 deletions
diff --git a/usr/src/uts/sparc/sys/cpu.h b/usr/src/uts/sparc/sys/cpu.h
index be90896939..6f0fbc919d 100644
--- a/usr/src/uts/sparc/sys/cpu.h
+++ b/usr/src/uts/sparc/sys/cpu.h
@@ -2,9 +2,8 @@
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
- * Common Development and Distribution License, Version 1.0 only
- * (the "License"). You may not use this file except in compliance
- * with the License.
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
@@ -20,7 +19,7 @@
* CDDL HEADER END
*/
/*
- * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
+ * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
@@ -69,7 +68,9 @@ extern int vac;
/*
* Use to insert cpu-dependent instructions into spin loops
*/
-#define SMT_PAUSE() /* none */
+#pragma weak cpu_smt_pause
+extern void cpu_smt_pause();
+#define SMT_PAUSE() { if (&cpu_smt_pause) cpu_smt_pause(); }
#endif /* defined(_KERNEL) && !defined(_ASM) */