filesetup: create zbd_info before jumping to done label
[fio.git] / arch / arch-s390.h
... / ...
CommitLineData
1#ifndef ARCH_S390_H
2#define ARCH_S390_H
3
4#define FIO_ARCH (arch_s390)
5
6#define nop asm volatile("nop" : : : "memory")
7#define read_barrier() asm volatile("bcr 15,0" : : : "memory")
8#define write_barrier() asm volatile("bcr 15,0" : : : "memory")
9
10static inline unsigned long long get_cpu_clock(void)
11{
12 unsigned long long clk;
13
14#ifdef CONFIG_S390_Z196_FACILITIES
15 /*
16 * Fio needs monotonic (never lower), but not strict monotonic (never
17 * the same) so store clock fast is enough.
18 */
19 __asm__ __volatile__("stckf %0" : "=Q" (clk) : : "cc");
20#else
21 __asm__ __volatile__("stck %0" : "=Q" (clk) : : "cc");
22#endif
23 return clk>>12;
24}
25
26#define ARCH_CPU_CLOCK_CYCLES_PER_USEC 1
27#define ARCH_HAVE_CPU_CLOCK
28#undef ARCH_CPU_CLOCK_WRAPS
29
30#define ARCH_HAVE_INIT
31extern bool tsc_reliable;
32static inline int arch_init(char *envp[])
33{
34 tsc_reliable = true;
35 return 0;
36}
37
38#endif