From: Thomas Richter <[email protected]>

This reverts commit 038586c34301578e538f6c5aa79ca82bce1b9152.

Fix the support of detailed/verbose PMU event description by using the
"Unit": keyword in the json files to address event names refering to the
/sys/devices/cpum_[cs]f devices.

Signed-off-by: Thomas Richter <[email protected]>
Reviewed-by: Hendrik Brueckner <[email protected]>
Cc: Heiko Carstens <[email protected]>
Cc: Hendrik Brueckner <[email protected]>
Cc: Martin Schwidefsky <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
---
 tools/perf/util/pmu.c | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c
index 3ba6a1742f91..afd68524ffa9 100644
--- a/tools/perf/util/pmu.c
+++ b/tools/perf/util/pmu.c
@@ -652,12 +652,6 @@ static int is_arm_pmu_core(const char *name)
        if (stat(path, &st) == 0)
                return 1;
 
-       /* Look for cpu sysfs (specific to s390) */
-       scnprintf(path, PATH_MAX, "%s/bus/event_source/devices/%s",
-                 sysfs, name);
-       if (stat(path, &st) == 0 && !strncmp(name, "cpum_", 5))
-               return 1;
-
        return 0;
 }
 
-- 
2.14.4

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