svn commit: r361194 - stable/12/sys/compat/linuxkpi/common/include/linux

[Hans Petter Selasky]

Author: hselasky
Date: Mon May 18 09:24:05 2020
New Revision: 361194
URL: https://svnweb.freebsd.org/changeset/base/361194

Log:
  MFC r360530:
  Implement DIV64_U64_ROUND_UP() in the LinuxKPI.
  
  Submitted by:	ashafer_badland.io (Austin Shafer)
  Sponsored by:	Mellanox Technologies

Modified:
  stable/12/sys/compat/linuxkpi/common/include/linux/math64.h
Directory Properties:
  stable/12/   (props changed)

Modified: stable/12/sys/compat/linuxkpi/common/include/linux/math64.h
==============================================================================
--- stable/12/sys/compat/linuxkpi/common/include/linux/math64.h	Mon May 18 09:23:18 2020	(r361193)
+++ stable/12/sys/compat/linuxkpi/common/include/linux/math64.h	Mon May 18 09:24:05 2020	(r361194)
@@ -91,4 +91,13 @@ mul_u32_u32(uint32_t a, uint32_t b)
 	return ((uint64_t)a * b);
 }
 
+static inline uint64_t
+div64_u64_round_up(uint64_t dividend, uint64_t divisor)
+{
+	return ((dividend + divisor - 1) / divisor);
+}
+
+#define	DIV64_U64_ROUND_UP(...) \
+	div64_u64_round_up(__VA_ARGS__)
+
 #endif /* _LINUX_MATH64_H */