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Commit 5b94664a authored by Chris Wright's avatar Chris Wright Committed by Thomas Gleixner
Browse files

jiffies: remove unused macros 



The x86 hpet cleanups allow removal of some unused macros.

Signed-off-by: default avatarChris Wright <chrisw@sous-sol.org>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
Signed-off-by: default avatarArjan van de Ven <arjan@linux.intel.com>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent bc1d99c1

include/linux/jiffies.h

+0 −6
Original line number Diff line number Diff line
@@ -36,8 +36,6 @@ 
/* LATCH is used in the interval timer and ftape setup. */

#define LATCH  ((CLOCK_TICK_RATE + HZ/2) / HZ)	/* For divider */



#define LATCH_HPET ((HPET_TICK_RATE + HZ/2) / HZ)



/* Suppose we want to devide two numbers NOM and DEN: NOM/DEN, the we can

 * improve accuracy by shifting LSH bits, hence calculating:

 *     (NOM << LSH) / DEN
@@ -53,13 +51,9 @@ 
/* HZ is the requested value. ACTHZ is actual HZ ("<< 8" is for accuracy) */

#define ACTHZ (SH_DIV (CLOCK_TICK_RATE, LATCH, 8))



#define ACTHZ_HPET (SH_DIV (HPET_TICK_RATE, LATCH_HPET, 8))



/* TICK_NSEC is the time between ticks in nsec assuming real ACTHZ */

#define TICK_NSEC (SH_DIV (1000000UL * 1000, ACTHZ, 8))



#define TICK_NSEC_HPET (SH_DIV(1000000UL * 1000, ACTHZ_HPET, 8))



/* TICK_USEC is the time between ticks in usec assuming fake USER_HZ */

#define TICK_USEC ((1000000UL + USER_HZ/2) / USER_HZ)