linux_dsm_epyc7002/tools/testing/selftests/powerpc/pmu/lib.h
Michael Ellerman d1301afd71 selftests/powerpc: Move pick_online_cpu() up into utils.c
We want to use this in another test, so make it available at the top of
the powerpc selftests tree.

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2015-12-17 10:46:41 +11:00

41 lines
921 B
C

/*
* Copyright 2014, Michael Ellerman, IBM Corp.
* Licensed under GPLv2.
*/
#ifndef __SELFTESTS_POWERPC_PMU_LIB_H
#define __SELFTESTS_POWERPC_PMU_LIB_H
#include <stdio.h>
#include <stdint.h>
#include <string.h>
#include <unistd.h>
union pipe {
struct {
int read_fd;
int write_fd;
};
int fds[2];
};
extern int bind_to_cpu(int cpu);
extern int kill_child_and_wait(pid_t child_pid);
extern int wait_for_child(pid_t child_pid);
extern int sync_with_child(union pipe read_pipe, union pipe write_pipe);
extern int wait_for_parent(union pipe read_pipe);
extern int notify_parent(union pipe write_pipe);
extern int notify_parent_of_error(union pipe write_pipe);
extern pid_t eat_cpu(int (test_function)(void));
extern bool require_paranoia_below(int level);
struct addr_range {
uint64_t first, last;
};
extern struct addr_range libc, vdso;
int parse_proc_maps(void);
#endif /* __SELFTESTS_POWERPC_PMU_LIB_H */