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cpumf/lscpumf: Replace /sys mount point by util_path_sysfs

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Replace hard coded /sys directory by call to util_path_sysfs()
function.

Signed-off-by: Thomas Richter <tmricht@linux.ibm.com>
Reviewed-by: Jan Höppner <hoeppner@linux.ibm.com>
Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
This commit is contained in:
Thomas Richter
2022-06-08 14:08:19 +02:00
committed by Jan Höppner
parent b028d4c254
commit e9d0e267c5
1 changed files with 5 additions and 3 deletions
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8
cpumf/lscpumf.c
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@@ -26,6 +26,7 @@
#include "lib/util_arch.h"
#include "lib/util_base.h"
#include "lib/util_opt.h"
#include "lib/util_path.h"
#include "lib/util_prg.h"
#include "lib/libcpumf.h"
@@ -3318,17 +3319,18 @@ static void show_info(struct cpumf_info *p, int details)
* counter was renamed from CCERROR to CCFINISH in linux version 5.8.
* Check for existence of file /sys/devices/cpum_cf/events/DLFT_CCERROR.
*/
#define CCERROR "/sys/devices/cpum_cf/events/DFLT_CCERROR"
static void read_ccerror(struct counters *cp, size_t cp_cnt)
{
char *ctrname, *path;
struct stat sbuf;
char *ctrname;
size_t i = 0;
if (!stat(CCERROR, &sbuf))
path = util_path_sysfs("devices/cpum_cf/events/DFLT_CCERROR");
if (!stat(path, &sbuf))
ctrname = "DFLT_CCERROR";
else
ctrname = "DFLT_CCFINISH";
free(path);
/* Find DFLT_CC{FINISH,ERROR} in table and set name */
for (struct counters *p = cp; i < cp_cnt; ++i, ++p)
if (p->ctrnum == 265) {