diff options
Diffstat (limited to 'tools/perf')
-rw-r--r-- | tools/perf/util/units.c | 29 | ||||
-rw-r--r-- | tools/perf/util/units.h | 7 | ||||
-rw-r--r-- | tools/perf/util/util.c | 27 | ||||
-rw-r--r-- | tools/perf/util/util.h | 7 |
4 files changed, 36 insertions, 34 deletions
diff --git a/tools/perf/util/units.c b/tools/perf/util/units.c index f6a2a3d..4767ec2 100644 --- a/tools/perf/util/units.c +++ b/tools/perf/util/units.c @@ -1,8 +1,37 @@ #include "units.h" #include <inttypes.h> +#include <limits.h> +#include <stdlib.h> +#include <string.h> #include <linux/kernel.h> #include <linux/time64.h> +unsigned long parse_tag_value(const char *str, struct parse_tag *tags) +{ + struct parse_tag *i = tags; + + while (i->tag) { + char *s = strchr(str, i->tag); + + if (s) { + unsigned long int value; + char *endptr; + + value = strtoul(str, &endptr, 10); + if (s != endptr) + break; + + if (value > ULONG_MAX / i->mult) + break; + value *= i->mult; + return value; + } + i++; + } + + return (unsigned long) -1; +} + unsigned long convert_unit(unsigned long value, char *unit) { *unit = ' '; diff --git a/tools/perf/util/units.h b/tools/perf/util/units.h index 3ed7774..f02c873 100644 --- a/tools/perf/util/units.h +++ b/tools/perf/util/units.h @@ -4,6 +4,13 @@ #include <stddef.h> #include <linux/types.h> +struct parse_tag { + char tag; + int mult; +}; + +unsigned long parse_tag_value(const char *str, struct parse_tag *tags); + unsigned long convert_unit(unsigned long value, char *unit); int unit_number__scnprintf(char *buf, size_t size, u64 n); diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c index b460f0d..28c9f33 100644 --- a/tools/perf/util/util.c +++ b/tools/perf/util/util.c @@ -334,33 +334,6 @@ int hex2u64(const char *ptr, u64 *long_val) return p - ptr; } -unsigned long parse_tag_value(const char *str, struct parse_tag *tags) -{ - struct parse_tag *i = tags; - - while (i->tag) { - char *s; - - s = strchr(str, i->tag); - if (s) { - unsigned long int value; - char *endptr; - - value = strtoul(str, &endptr, 10); - if (s != endptr) - break; - - if (value > ULONG_MAX / i->mult) - break; - value *= i->mult; - return value; - } - i++; - } - - return (unsigned long) -1; -} - int perf_event_paranoid(void) { int value; diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h index dabdc81..d620719 100644 --- a/tools/perf/util/util.h +++ b/tools/perf/util/util.h @@ -59,13 +59,6 @@ int hex2u64(const char *ptr, u64 *val); extern unsigned int page_size; extern int cacheline_size; -struct parse_tag { - char tag; - int mult; -}; - -unsigned long parse_tag_value(const char *str, struct parse_tag *tags); - bool find_process(const char *name); int fetch_kernel_version(unsigned int *puint, |