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Commit 05ebb761 authored by Vojtech Pavlik's avatar Vojtech Pavlik Committed by Linus Torvalds
Browse files

[PATCH] x86_64: Add useful constants to time.h 



In timekeeping code, one often does need to use conversion constants. Naming
these leads to code that's easier to understand, showing the reader between
which units the conversion is made.

Signed-off-by: default avatarVojtech Pavlik <vojtech@suse.cz>
Signed-off-by: default avatarAndi Kleen <ak@suse.de>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent f3fa8ebc

include/linux/time.h

+7 −4
Original line number Diff line number Diff line
@@ -29,9 +29,12 @@ struct timezone { 


/* Parameters used to convert the timespec values: */

#define MSEC_PER_SEC	1000L

#define USEC_PER_MSEC	1000L

#define NSEC_PER_USEC	1000L

#define NSEC_PER_MSEC	1000000L

#define USEC_PER_SEC	1000000L

#define NSEC_PER_SEC	1000000000L

#define NSEC_PER_USEC		1000L

#define FSEC_PER_SEC	1000000000000000L



static inline int timespec_equal(struct timespec *a, struct timespec *b)

{