svn commit: r300503 - head/sys/compat/linuxkpi/common/include/linux

[Hans Petter Selasky]

Author: hselasky
Date: Mon May 23 12:53:17 2016
New Revision: 300503
URL: https://svnweb.freebsd.org/changeset/base/300503

Log:
  Implement ror32() in the LinuxKPI.
  
  Obtained from:	kmacy @
  MFC after:	1 week
  Sponsored by:	Mellanox Technologies

Modified:
  head/sys/compat/linuxkpi/common/include/linux/bitops.h

Modified: head/sys/compat/linuxkpi/common/include/linux/bitops.h
==============================================================================
--- head/sys/compat/linuxkpi/common/include/linux/bitops.h	Mon May 23 12:52:22 2016	(r300502)
+++ head/sys/compat/linuxkpi/common/include/linux/bitops.h	Mon May 23 12:53:17 2016	(r300503)
@@ -73,6 +73,12 @@ __flsl(long mask)
 	return (flsl(mask) - 1);
 }
 
+static inline uint32_t
+ror32(uint32_t word, unsigned int shift)
+{
+
+	return ((word >> shift) | (word << (32 - shift)));
+}
 
 #define	ffz(mask)	__ffs(~(mask))