PERFORCE change 117366 for review

[Oleksandr Tymoshenko]

http://perforce.freebsd.org/chv.cgi?CH=117366

Change 117366 by gonzo at gonzo_jeeves on 2007/04/04 15:35:37

	o Add PCPU_LAZY_INC macro

Affected files ...

.. //depot/projects/mips2/src/sys/mips/include/pcpu.h#4 edit

Differences ...

==== //depot/projects/mips2/src/sys/mips/include/pcpu.h#4 (text+ko) ====

@@ -40,9 +40,14 @@
 
 #define PCPUP	(pcpup)
 
+/*
+ * XXX The implementation of this operation should be made atomic
+ * with respect to preemption.
+ */
 #define	PCPU_GET(member)	(PCPUP->pc_ ## member)
 #define	PCPU_PTR(member)	(&PCPUP->pc_ ## member)
 #define	PCPU_SET(member,value)	(PCPUP->pc_ ## member = (value))
+#define PCPU_LAZY_INC(member)   (++PCPUP->pc_ ## member)
 
 extern struct pcpu *pcpup;