svn commit: r318590 - head/sys/compat/linuxkpi/common/include/asm

[Mark Johnston]

Author: markj
Date: Sun May 21 00:06:36 2017
New Revision: 318590
URL: https://svnweb.freebsd.org/changeset/base/318590

Log:
  Add get_cpu() and put_cpu().
  
  MFC after:	1 week

Modified:
  head/sys/compat/linuxkpi/common/include/asm/smp.h

Modified: head/sys/compat/linuxkpi/common/include/asm/smp.h
==============================================================================
--- head/sys/compat/linuxkpi/common/include/asm/smp.h	Sat May 20 23:25:07 2017	(r318589)
+++ head/sys/compat/linuxkpi/common/include/asm/smp.h	Sun May 21 00:06:36 2017	(r318590)
@@ -37,4 +37,12 @@ int	linux_wbinvd_on_all_cpus(void);
 
 #endif
 
+#define	get_cpu() ({			\
+	sched_pin();			\
+	PCPU_GET(cpuid);		\
+})
+
+#define	put_cpu()			\
+	sched_unpin()
+
 #endif /* _ASM_SMP_H_ */