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From: Jung-uk Kim <jkim@FreeBSD.org>
Date: Tue, 13 Jul 2010 16:35:42 +0000 (UTC)
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Subject: svn commit: r210003 - head/sys/dev/acpica
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Author: jkim
Date: Tue Jul 13 16:35:41 2010
New Revision: 210003
URL: http://svn.freebsd.org/changeset/base/210003

Log:
  Make SMP code path conditional at run-time.

Modified:
  head/sys/dev/acpica/acpi.c

Modified: head/sys/dev/acpica/acpi.c
==============================================================================
--- head/sys/dev/acpica/acpi.c	Tue Jul 13 16:24:04 2010	(r210002)
+++ head/sys/dev/acpica/acpi.c	Tue Jul 13 16:35:41 2010	(r210003)
@@ -46,9 +46,7 @@ __FBSDID("$FreeBSD$");
 #include <sys/linker.h>
 #include <sys/power.h>
 #include <sys/sbuf.h>
-#ifdef SMP
 #include <sys/sched.h>
-#endif
 #include <sys/smp.h>
 #include <sys/timetc.h>
 
@@ -2523,11 +2521,11 @@ acpi_EnterSleepState(struct acpi_softc *
 	return_ACPI_STATUS (AE_OK);
     }
 
-#ifdef SMP
-    thread_lock(curthread);
-    sched_bind(curthread, 0);
-    thread_unlock(curthread);
-#endif
+    if (smp_started) {
+	thread_lock(curthread);
+	sched_bind(curthread, 0);
+	thread_unlock(curthread);
+    }
 
     /*
      * Be sure to hold Giant across DEVICE_SUSPEND/RESUME since non-MPSAFE
@@ -2608,11 +2606,11 @@ backout:
 
     mtx_unlock(&Giant);
 
-#ifdef SMP
-    thread_lock(curthread);
-    sched_unbind(curthread);
-    thread_unlock(curthread);
-#endif
+    if (smp_started) {
+	thread_lock(curthread);
+	sched_unbind(curthread);
+	thread_unlock(curthread);
+    }
 
     /* Allow another sleep request after a while. */
     timeout(acpi_sleep_enable, sc, hz * ACPI_MINIMUM_AWAKETIME);