Messages in this thread Patch in this message | | | From | Thomas Richter <> | Subject | [PATCH 1/3 v2] perf alias: Remove trailing newline when reading sysfs files | Date | Fri, 15 Jun 2018 12:11:03 +0200 |
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Remove a trailing newline when reading sysfs file contents such as /sys/devices/cpum_cf/events/TX_NC_TEND. This shows when verbose option -v is used.
Output before: tx_nc_tend -> 'cpum_cf'/'event=0x008d '/
Output after: tx_nc_tend -> 'cpum_cf'/'event=0x8d'/
Signed-off-by: Thomas Richter <tmricht@linux.ibm.com> Reviewed-by: Hendrik Brueckner <brueckner@linux.ibm.com> Cc: Jiri Olsa <jolsa@redhat.com> --- tools/perf/util/pmu.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c index 7878934ebb23..6d2012405f2b 100644 --- a/tools/perf/util/pmu.c +++ b/tools/perf/util/pmu.c @@ -303,6 +303,9 @@ static int perf_pmu__new_alias(struct list_head *list, char *dir, char *name, FI buf[ret] = 0; + /* Remove trailing newline from sysfs file */ + rtrim(buf); + return __perf_pmu__new_alias(list, dir, name, NULL, buf, NULL, NULL, NULL, NULL, NULL, NULL); } -- 2.14.3
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