mm: fix exec activate_mm vs TLB shootdown and lazy tlb switching race
[linux/fpc-iii.git] / arch / frv / include / asm / timex.h
blobbf53166f2793413c6bc4fafe38ba81854a323fc3
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* timex.h: FR-V architecture timex specifications
3 */
4 #ifndef _ASM_TIMEX_H
5 #define _ASM_TIMEX_H
7 #define CLOCK_TICK_RATE 1193180 /* Underlying HZ */
8 #define CLOCK_TICK_FACTOR 20 /* Factor of both 1000000 and CLOCK_TICK_RATE */
10 typedef unsigned long cycles_t;
12 static inline cycles_t get_cycles(void)
14 return 0;
17 #define vxtime_lock() do {} while (0)
18 #define vxtime_unlock() do {} while (0)
20 /* This attribute is used in include/linux/jiffies.h alongside with
21 * __cacheline_aligned_in_smp. It is assumed that __cacheline_aligned_in_smp
22 * for frv does not contain another section specification.
24 #define __jiffy_arch_data __attribute__((__section__(".data")))
26 #endif