Orange Pi5 kernel

// SPDX-License-Identifier: GPL-2.0
#include "util/debug.h"
#include "util/dso.h"
#include "util/event.h"
#include "util/map.h"
#include "util/symbol.h"
#include "util/sort.h"
#include "util/evsel.h"
#include "util/evlist.h"
#include "util/machine.h"
#include "util/thread.h"
#include "util/parse-events.h"
#include "tests/tests.h"
#include "tests/hists_common.h"
#include <linux/kernel.h>
 
struct sample {
<------>u32 cpu;
<------>u32 pid;
<------>u64 ip;
<------>struct thread *thread;
<------>struct map *map;
<------>struct symbol *sym;
};
 
/* For the numbers, see hists_common.c */
static struct sample fake_samples[] = {
<------>/* perf [kernel] schedule() */
<------>{ .cpu = 0, .pid = FAKE_PID_PERF1, .ip = FAKE_IP_KERNEL_SCHEDULE, },
<------>/* perf [perf]   main() */
<------>{ .cpu = 1, .pid = FAKE_PID_PERF1, .ip = FAKE_IP_PERF_MAIN, },
<------>/* perf [perf]   cmd_record() */
<------>{ .cpu = 1, .pid = FAKE_PID_PERF1, .ip = FAKE_IP_PERF_CMD_RECORD, },
<------>/* perf [libc]   malloc() */
<------>{ .cpu = 1, .pid = FAKE_PID_PERF1, .ip = FAKE_IP_LIBC_MALLOC, },
<------>/* perf [libc]   free() */
<------>{ .cpu = 2, .pid = FAKE_PID_PERF1, .ip = FAKE_IP_LIBC_FREE, },
<------>/* perf [perf]   main() */
<------>{ .cpu = 2, .pid = FAKE_PID_PERF2, .ip = FAKE_IP_PERF_MAIN, },
<------>/* perf [kernel] page_fault() */
<------>{ .cpu = 2, .pid = FAKE_PID_PERF2, .ip = FAKE_IP_KERNEL_PAGE_FAULT, },
<------>/* bash [bash]   main() */
<------>{ .cpu = 3, .pid = FAKE_PID_BASH,  .ip = FAKE_IP_BASH_MAIN, },
<------>/* bash [bash]   xmalloc() */
<------>{ .cpu = 0, .pid = FAKE_PID_BASH,  .ip = FAKE_IP_BASH_XMALLOC, },
<------>/* bash [kernel] page_fault() */
<------>{ .cpu = 1, .pid = FAKE_PID_BASH,  .ip = FAKE_IP_KERNEL_PAGE_FAULT, },
};
 
static int add_hist_entries(struct hists *hists, struct machine *machine)
{
<------>struct addr_location al;
<------>struct evsel *evsel = hists_to_evsel(hists);
<------>struct perf_sample sample = { .period = 100, };
<------>size_t i;
 
<------>for (i = 0; i < ARRAY_SIZE(fake_samples); i++) {
<------><------>struct hist_entry_iter iter = {
<------><------><------>.evsel = evsel,
<------><------><------>.sample = &sample,
<------><------><------>.ops = &hist_iter_normal,
<------><------><------>.hide_unresolved = false,
<------><------>};
 
<------><------>sample.cpumode = PERF_RECORD_MISC_USER;
<------><------>sample.cpu = fake_samples[i].cpu;
<------><------>sample.pid = fake_samples[i].pid;
<------><------>sample.tid = fake_samples[i].pid;
<------><------>sample.ip = fake_samples[i].ip;
 
<------><------>if (machine__resolve(machine, &al, &sample) < 0)
<------><------><------>goto out;
 
<------><------>if (hist_entry_iter__add(&iter, &al, sysctl_perf_event_max_stack,
<------><------><------><------><------> NULL) < 0) {
<------><------><------>addr_location__put(&al);
<------><------><------>goto out;
<------><------>}
 
<------><------>fake_samples[i].thread = al.thread;
<------><------>fake_samples[i].map = al.map;
<------><------>fake_samples[i].sym = al.sym;
<------>}
 
<------>return TEST_OK;
 
out:
<------>pr_debug("Not enough memory for adding a hist entry\n");
<------>return TEST_FAIL;
}
 
static void del_hist_entries(struct hists *hists)
{
<------>struct hist_entry *he;
<------>struct rb_root_cached *root_in;
<------>struct rb_root_cached *root_out;
<------>struct rb_node *node;
 
<------>if (hists__has(hists, need_collapse))
<------><------>root_in = &hists->entries_collapsed;
<------>else
<------><------>root_in = hists->entries_in;
 
<------>root_out = &hists->entries;
 
<------>while (!RB_EMPTY_ROOT(&root_out->rb_root)) {
<------><------>node = rb_first_cached(root_out);
 
<------><------>he = rb_entry(node, struct hist_entry, rb_node);
<------><------>rb_erase_cached(node, root_out);
<------><------>rb_erase_cached(&he->rb_node_in, root_in);
<------><------>hist_entry__delete(he);
<------>}
}
 
typedef int (*test_fn_t)(struct evsel *, struct machine *);
 
#define COMM(he)  (thread__comm_str(he->thread))
#define DSO(he)   (he->ms.map->dso->short_name)
#define SYM(he)   (he->ms.sym->name)
#define CPU(he)   (he->cpu)
#define PID(he)   (he->thread->tid)
 
/* default sort keys (no field) */
static int test1(struct evsel *evsel, struct machine *machine)
{
<------>int err;
<------>struct hists *hists = evsel__hists(evsel);
<------>struct hist_entry *he;
<------>struct rb_root_cached *root;
<------>struct rb_node *node;
 
<------>field_order = NULL;
<------>sort_order = NULL; /* equivalent to sort_order = "comm,dso,sym" */
 
<------>setup_sorting(NULL);
 
<------>/*
<------> * expected output:
<------> *
<------> * Overhead  Command  Shared Object          Symbol
<------> * ========  =======  =============  ==============
<------> *   20.00%     perf  perf           [.] main
<------> *   10.00%     bash  [kernel]       [k] page_fault
<------> *   10.00%     bash  bash           [.] main
<------> *   10.00%     bash  bash           [.] xmalloc
<------> *   10.00%     perf  [kernel]       [k] page_fault
<------> *   10.00%     perf  [kernel]       [k] schedule
<------> *   10.00%     perf  libc           [.] free
<------> *   10.00%     perf  libc           [.] malloc
<------> *   10.00%     perf  perf           [.] cmd_record
<------> */
<------>err = add_hist_entries(hists, machine);
<------>if (err < 0)
<------><------>goto out;
 
<------>hists__collapse_resort(hists, NULL);
<------>evsel__output_resort(evsel, NULL);
 
<------>if (verbose > 2) {
<------><------>pr_info("[fields = %s, sort = %s]\n", field_order, sort_order);
<------><------>print_hists_out(hists);
<------>}
 
<------>root = &hists->entries;
<------>node = rb_first_cached(root);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>!strcmp(COMM(he), "perf") && !strcmp(DSO(he), "perf") &&
<------><------><------>!strcmp(SYM(he), "main") && he->stat.period == 200);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>!strcmp(COMM(he), "bash") && !strcmp(DSO(he), "[kernel]") &&
<------><------><------>!strcmp(SYM(he), "page_fault") && he->stat.period == 100);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>!strcmp(COMM(he), "bash") && !strcmp(DSO(he), "bash") &&
<------><------><------>!strcmp(SYM(he), "main") && he->stat.period == 100);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>!strcmp(COMM(he), "bash") && !strcmp(DSO(he), "bash") &&
<------><------><------>!strcmp(SYM(he), "xmalloc") && he->stat.period == 100);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>!strcmp(COMM(he), "perf") && !strcmp(DSO(he), "[kernel]") &&
<------><------><------>!strcmp(SYM(he), "page_fault") && he->stat.period == 100);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>!strcmp(COMM(he), "perf") && !strcmp(DSO(he), "[kernel]") &&
<------><------><------>!strcmp(SYM(he), "schedule") && he->stat.period == 100);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>!strcmp(COMM(he), "perf") && !strcmp(DSO(he), "libc") &&
<------><------><------>!strcmp(SYM(he), "free") && he->stat.period == 100);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>!strcmp(COMM(he), "perf") && !strcmp(DSO(he), "libc") &&
<------><------><------>!strcmp(SYM(he), "malloc") && he->stat.period == 100);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>!strcmp(COMM(he), "perf") && !strcmp(DSO(he), "perf") &&
<------><------><------>!strcmp(SYM(he), "cmd_record") && he->stat.period == 100);
 
out:
<------>del_hist_entries(hists);
<------>reset_output_field();
<------>return err;
}
 
/* mixed fields and sort keys */
static int test2(struct evsel *evsel, struct machine *machine)
{
<------>int err;
<------>struct hists *hists = evsel__hists(evsel);
<------>struct hist_entry *he;
<------>struct rb_root_cached *root;
<------>struct rb_node *node;
 
<------>field_order = "overhead,cpu";
<------>sort_order = "pid";
 
<------>setup_sorting(NULL);
 
<------>/*
<------> * expected output:
<------> *
<------> * Overhead  CPU  Command:  Pid
<------> * ========  ===  =============
<------> *   30.00%    1  perf   :  100
<------> *   10.00%    0  perf   :  100
<------> *   10.00%    2  perf   :  100
<------> *   20.00%    2  perf   :  200
<------> *   10.00%    0  bash   :  300
<------> *   10.00%    1  bash   :  300
<------> *   10.00%    3  bash   :  300
<------> */
<------>err = add_hist_entries(hists, machine);
<------>if (err < 0)
<------><------>goto out;
 
<------>hists__collapse_resort(hists, NULL);
<------>evsel__output_resort(evsel, NULL);
 
<------>if (verbose > 2) {
<------><------>pr_info("[fields = %s, sort = %s]\n", field_order, sort_order);
<------><------>print_hists_out(hists);
<------>}
 
<------>root = &hists->entries;
<------>node = rb_first_cached(root);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>CPU(he) == 1 && PID(he) == 100 && he->stat.period == 300);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>CPU(he) == 0 && PID(he) == 100 && he->stat.period == 100);
 
out:
<------>del_hist_entries(hists);
<------>reset_output_field();
<------>return err;
}
 
/* fields only (no sort key) */
static int test3(struct evsel *evsel, struct machine *machine)
{
<------>int err;
<------>struct hists *hists = evsel__hists(evsel);
<------>struct hist_entry *he;
<------>struct rb_root_cached *root;
<------>struct rb_node *node;
 
<------>field_order = "comm,overhead,dso";
<------>sort_order = NULL;
 
<------>setup_sorting(NULL);
 
<------>/*
<------> * expected output:
<------> *
<------> * Command  Overhead  Shared Object
<------> * =======  ========  =============
<------> *    bash    20.00%  bash
<------> *    bash    10.00%  [kernel]
<------> *    perf    30.00%  perf
<------> *    perf    20.00%  [kernel]
<------> *    perf    20.00%  libc
<------> */
<------>err = add_hist_entries(hists, machine);
<------>if (err < 0)
<------><------>goto out;
 
<------>hists__collapse_resort(hists, NULL);
<------>evsel__output_resort(evsel, NULL);
 
<------>if (verbose > 2) {
<------><------>pr_info("[fields = %s, sort = %s]\n", field_order, sort_order);
<------><------>print_hists_out(hists);
<------>}
 
<------>root = &hists->entries;
<------>node = rb_first_cached(root);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>!strcmp(COMM(he), "bash") && !strcmp(DSO(he), "bash") &&
<------><------><------>he->stat.period == 200);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>!strcmp(COMM(he), "bash") && !strcmp(DSO(he), "[kernel]") &&
<------><------><------>he->stat.period == 100);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>!strcmp(COMM(he), "perf") && !strcmp(DSO(he), "perf") &&
<------><------><------>he->stat.period == 300);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>!strcmp(COMM(he), "perf") && !strcmp(DSO(he), "[kernel]") &&
<------><------><------>he->stat.period == 200);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>!strcmp(COMM(he), "perf") && !strcmp(DSO(he), "libc") &&
<------><------><------>he->stat.period == 200);
 
out:
<------>del_hist_entries(hists);
<------>reset_output_field();
<------>return err;
}
 
/* handle duplicate 'dso' field */
static int test4(struct evsel *evsel, struct machine *machine)
{
<------>int err;
<------>struct hists *hists = evsel__hists(evsel);
<------>struct hist_entry *he;
<------>struct rb_root_cached *root;
<------>struct rb_node *node;
 
<------>field_order = "dso,sym,comm,overhead,dso";
<------>sort_order = "sym";
 
<------>setup_sorting(NULL);
 
<------>/*
<------> * expected output:
<------> *
<------> * Shared Object          Symbol  Command  Overhead
<------> * =============  ==============  =======  ========
<------> *          perf  [.] cmd_record     perf    10.00%
<------> *          libc  [.] free           perf    10.00%
<------> *          bash  [.] main           bash    10.00%
<------> *          perf  [.] main           perf    20.00%
<------> *          libc  [.] malloc         perf    10.00%
<------> *      [kernel]  [k] page_fault     bash    10.00%
<------> *      [kernel]  [k] page_fault     perf    10.00%
<------> *      [kernel]  [k] schedule       perf    10.00%
<------> *          bash  [.] xmalloc        bash    10.00%
<------> */
<------>err = add_hist_entries(hists, machine);
<------>if (err < 0)
<------><------>goto out;
 
<------>hists__collapse_resort(hists, NULL);
<------>evsel__output_resort(evsel, NULL);
 
<------>if (verbose > 2) {
<------><------>pr_info("[fields = %s, sort = %s]\n", field_order, sort_order);
<------><------>print_hists_out(hists);
<------>}
 
<------>root = &hists->entries;
<------>node = rb_first_cached(root);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>!strcmp(DSO(he), "perf") && !strcmp(SYM(he), "cmd_record") &&
<------><------><------>!strcmp(COMM(he), "perf") && he->stat.period == 100);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>!strcmp(DSO(he), "libc") && !strcmp(SYM(he), "free") &&
<------><------><------>!strcmp(COMM(he), "perf") && he->stat.period == 100);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>!strcmp(DSO(he), "bash") && !strcmp(SYM(he), "main") &&
<------><------><------>!strcmp(COMM(he), "bash") && he->stat.period == 100);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>!strcmp(DSO(he), "perf") && !strcmp(SYM(he), "main") &&
<------><------><------>!strcmp(COMM(he), "perf") && he->stat.period == 200);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>!strcmp(DSO(he), "libc") && !strcmp(SYM(he), "malloc") &&
<------><------><------>!strcmp(COMM(he), "perf") && he->stat.period == 100);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>!strcmp(DSO(he), "[kernel]") && !strcmp(SYM(he), "page_fault") &&
<------><------><------>!strcmp(COMM(he), "bash") && he->stat.period == 100);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>!strcmp(DSO(he), "[kernel]") && !strcmp(SYM(he), "page_fault") &&
<------><------><------>!strcmp(COMM(he), "perf") && he->stat.period == 100);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>!strcmp(DSO(he), "[kernel]") && !strcmp(SYM(he), "schedule") &&
<------><------><------>!strcmp(COMM(he), "perf") && he->stat.period == 100);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>!strcmp(DSO(he), "bash") && !strcmp(SYM(he), "xmalloc") &&
<------><------><------>!strcmp(COMM(he), "bash") && he->stat.period == 100);
 
out:
<------>del_hist_entries(hists);
<------>reset_output_field();
<------>return err;
}
 
/* full sort keys w/o overhead field */
static int test5(struct evsel *evsel, struct machine *machine)
{
<------>int err;
<------>struct hists *hists = evsel__hists(evsel);
<------>struct hist_entry *he;
<------>struct rb_root_cached *root;
<------>struct rb_node *node;
 
<------>field_order = "cpu,pid,comm,dso,sym";
<------>sort_order = "dso,pid";
 
<------>setup_sorting(NULL);
 
<------>/*
<------> * expected output:
<------> *
<------> * CPU  Command:  Pid  Command  Shared Object          Symbol
<------> * ===  =============  =======  =============  ==============
<------> *   0     perf:  100     perf       [kernel]  [k] schedule
<------> *   2     perf:  200     perf       [kernel]  [k] page_fault
<------> *   1     bash:  300     bash       [kernel]  [k] page_fault
<------> *   0     bash:  300     bash           bash  [.] xmalloc
<------> *   3     bash:  300     bash           bash  [.] main
<------> *   1     perf:  100     perf           libc  [.] malloc
<------> *   2     perf:  100     perf           libc  [.] free
<------> *   1     perf:  100     perf           perf  [.] cmd_record
<------> *   1     perf:  100     perf           perf  [.] main
<------> *   2     perf:  200     perf           perf  [.] main
<------> */
<------>err = add_hist_entries(hists, machine);
<------>if (err < 0)
<------><------>goto out;
 
<------>hists__collapse_resort(hists, NULL);
<------>evsel__output_resort(evsel, NULL);
 
<------>if (verbose > 2) {
<------><------>pr_info("[fields = %s, sort = %s]\n", field_order, sort_order);
<------><------>print_hists_out(hists);
<------>}
 
<------>root = &hists->entries;
<------>node = rb_first_cached(root);
<------>he = rb_entry(node, struct hist_entry, rb_node);
 
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>CPU(he) == 0 && PID(he) == 100 &&
<------><------><------>!strcmp(COMM(he), "perf") && !strcmp(DSO(he), "[kernel]") &&
<------><------><------>!strcmp(SYM(he), "schedule") && he->stat.period == 100);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>CPU(he) == 2 && PID(he) == 200 &&
<------><------><------>!strcmp(COMM(he), "perf") && !strcmp(DSO(he), "[kernel]") &&
<------><------><------>!strcmp(SYM(he), "page_fault") && he->stat.period == 100);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>CPU(he) == 1 && PID(he) == 300 &&
<------><------><------>!strcmp(COMM(he), "bash") && !strcmp(DSO(he), "[kernel]") &&
<------><------><------>!strcmp(SYM(he), "page_fault") && he->stat.period == 100);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>CPU(he) == 0 && PID(he) == 300 &&
<------><------><------>!strcmp(COMM(he), "bash") && !strcmp(DSO(he), "bash") &&
<------><------><------>!strcmp(SYM(he), "xmalloc") && he->stat.period == 100);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>CPU(he) == 3 && PID(he) == 300 &&
<------><------><------>!strcmp(COMM(he), "bash") && !strcmp(DSO(he), "bash") &&
<------><------><------>!strcmp(SYM(he), "main") && he->stat.period == 100);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>CPU(he) == 1 && PID(he) == 100 &&
<------><------><------>!strcmp(COMM(he), "perf") && !strcmp(DSO(he), "libc") &&
<------><------><------>!strcmp(SYM(he), "malloc") && he->stat.period == 100);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>CPU(he) == 2 && PID(he) == 100 &&
<------><------><------>!strcmp(COMM(he), "perf") && !strcmp(DSO(he), "libc") &&
<------><------><------>!strcmp(SYM(he), "free") && he->stat.period == 100);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>CPU(he) == 1 && PID(he) == 100 &&
<------><------><------>!strcmp(COMM(he), "perf") && !strcmp(DSO(he), "perf") &&
<------><------><------>!strcmp(SYM(he), "cmd_record") && he->stat.period == 100);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>CPU(he) == 1 && PID(he) == 100 &&
<------><------><------>!strcmp(COMM(he), "perf") && !strcmp(DSO(he), "perf") &&
<------><------><------>!strcmp(SYM(he), "main") && he->stat.period == 100);
 
<------>node = rb_next(node);
<------>he = rb_entry(node, struct hist_entry, rb_node);
<------>TEST_ASSERT_VAL("Invalid hist entry",
<------><------><------>CPU(he) == 2 && PID(he) == 200 &&
<------><------><------>!strcmp(COMM(he), "perf") && !strcmp(DSO(he), "perf") &&
<------><------><------>!strcmp(SYM(he), "main") && he->stat.period == 100);
 
out:
<------>del_hist_entries(hists);
<------>reset_output_field();
<------>return err;
}
 
int test__hists_output(struct test *test __maybe_unused, int subtest __maybe_unused)
{
<------>int err = TEST_FAIL;
<------>struct machines machines;
<------>struct machine *machine;
<------>struct evsel *evsel;
<------>struct evlist *evlist = evlist__new();
<------>size_t i;
<------>test_fn_t testcases[] = {
<------><------>test1,
<------><------>test2,
<------><------>test3,
<------><------>test4,
<------><------>test5,
<------>};
 
<------>TEST_ASSERT_VAL("No memory", evlist);
 
<------>err = parse_events(evlist, "cpu-clock", NULL);
<------>if (err)
<------><------>goto out;
<------>err = TEST_FAIL;
 
<------>machines__init(&machines);
 
<------>/* setup threads/dso/map/symbols also */
<------>machine = setup_fake_machine(&machines);
<------>if (!machine)
<------><------>goto out;
 
<------>if (verbose > 1)
<------><------>machine__fprintf(machine, stderr);
 
<------>evsel = evlist__first(evlist);
 
<------>for (i = 0; i < ARRAY_SIZE(testcases); i++) {
<------><------>err = testcases[i](evsel, machine);
<------><------>if (err < 0)
<------><------><------>break;
<------>}
 
out:
<------>/* tear down everything */
<------>evlist__delete(evlist);
<------>machines__exit(&machines);
 
<------>return err;
}