xref: /openbmc/linux/tools/perf/arch/s390/util/machine.c (revision 203d8a4aa6edf2c19206316d439ec5dae52ce581)
1*203d8a4aSSong Shan Gong #include <unistd.h>
2*203d8a4aSSong Shan Gong #include <stdio.h>
3*203d8a4aSSong Shan Gong #include <string.h>
4*203d8a4aSSong Shan Gong #include "util.h"
5*203d8a4aSSong Shan Gong #include "machine.h"
6*203d8a4aSSong Shan Gong #include "api/fs/fs.h"
7*203d8a4aSSong Shan Gong 
8*203d8a4aSSong Shan Gong int arch__fix_module_text_start(u64 *start, const char *name)
9*203d8a4aSSong Shan Gong {
10*203d8a4aSSong Shan Gong 	char path[PATH_MAX];
11*203d8a4aSSong Shan Gong 
12*203d8a4aSSong Shan Gong 	snprintf(path, PATH_MAX, "module/%.*s/sections/.text",
13*203d8a4aSSong Shan Gong 				(int)strlen(name) - 2, name + 1);
14*203d8a4aSSong Shan Gong 
15*203d8a4aSSong Shan Gong 	if (sysfs__read_ull(path, (unsigned long long *)start) < 0)
16*203d8a4aSSong Shan Gong 		return -1;
17*203d8a4aSSong Shan Gong 
18*203d8a4aSSong Shan Gong 	return 0;
19*203d8a4aSSong Shan Gong }
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