OpenCloudOS-Kernel/tools/perf/arch/s390/util/machine.c

24 lines
541 B
C

// SPDX-License-Identifier: GPL-2.0
#include <unistd.h>
#include <stdio.h>
#include <string.h>
#include "util.h"
#include "machine.h"
#include "api/fs/fs.h"
#include "debug.h"
int arch__fix_module_text_start(u64 *start, const char *name)
{
u64 m_start = *start;
char path[PATH_MAX];
snprintf(path, PATH_MAX, "module/%.*s/sections/.text",
(int)strlen(name) - 2, name + 1);
if (sysfs__read_ull(path, (unsigned long long *)start) < 0) {
pr_debug2("Using module %s start:%#lx\n", path, m_start);
*start = m_start;
}
return 0;
}