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| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2018-01-29 14:03:59 +0100 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2018-02-15 13:57:19 +0100 |
| commit | 6677d26c8befa462eab9be6c5335a939011e7e65 (patch) | |
| tree | 0a73af32a57be9e549ca2ffd55dd71225f441dd5 | |
| parent | perf top: Check the latency of perf_top__mmap_read() (diff) | |
| download | linux-6677d26c8befa462eab9be6c5335a939011e7e65.tar.xz linux-6677d26c8befa462eab9be6c5335a939011e7e65.zip | |
perf tools: Substitute yet another strtoull()
Instead of home grown function let's use what library provides us.
Signed-off-by: Andriy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Link: http://lkml.kernel.org/r/20180129130359.1490-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
| -rw-r--r-- | tools/perf/util/util.c | 24 |
1 files changed, 2 insertions, 22 deletions
diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c index 443892dabedb..1019bbc5dbd8 100644 --- a/tools/perf/util/util.c +++ b/tools/perf/util/util.c @@ -340,35 +340,15 @@ size_t hex_width(u64 v) return n; } -static int hex(char ch) -{ - if ((ch >= '0') && (ch <= '9')) - return ch - '0'; - if ((ch >= 'a') && (ch <= 'f')) - return ch - 'a' + 10; - if ((ch >= 'A') && (ch <= 'F')) - return ch - 'A' + 10; - return -1; -} - /* * While we find nice hex chars, build a long_val. * Return number of chars processed. */ int hex2u64(const char *ptr, u64 *long_val) { - const char *p = ptr; - *long_val = 0; - - while (*p) { - const int hex_val = hex(*p); + char *p; - if (hex_val < 0) - break; - - *long_val = (*long_val << 4) | hex_val; - p++; - } + *long_val = strtoull(ptr, &p, 16); return p - ptr; } |