1b2441318SGreg Kroah-Hartman // SPDX-License-Identifier: GPL-2.0 2203d8a4aSSong Shan Gong #include <unistd.h> 3203d8a4aSSong Shan Gong #include <stdio.h> 4203d8a4aSSong Shan Gong #include <string.h> 5203d8a4aSSong Shan Gong #include "util.h" 6203d8a4aSSong Shan Gong #include "machine.h" 7203d8a4aSSong Shan Gong #include "api/fs/fs.h" 8*6738028dSThomas Richter #include "debug.h" 9203d8a4aSSong Shan Gong 10203d8a4aSSong Shan Gong int arch__fix_module_text_start(u64 *start, const char *name) 11203d8a4aSSong Shan Gong { 12*6738028dSThomas Richter u64 m_start = *start; 13203d8a4aSSong Shan Gong char path[PATH_MAX]; 14203d8a4aSSong Shan Gong 15203d8a4aSSong Shan Gong snprintf(path, PATH_MAX, "module/%.*s/sections/.text", 16203d8a4aSSong Shan Gong (int)strlen(name) - 2, name + 1); 17*6738028dSThomas Richter if (sysfs__read_ull(path, (unsigned long long *)start) < 0) { 18*6738028dSThomas Richter pr_debug2("Using module %s start:%#lx\n", path, m_start); 19*6738028dSThomas Richter *start = m_start; 20*6738028dSThomas Richter } 21203d8a4aSSong Shan Gong 22203d8a4aSSong Shan Gong return 0; 23203d8a4aSSong Shan Gong } 24