diff options
| -rw-r--r-- | tools/perf/pmu-events/arch/powerpc/mapfile.csv | 12 | ||||
| -rw-r--r-- | tools/perf/pmu-events/arch/x86/mapfile.csv | 5 | ||||
| -rw-r--r-- | tools/perf/pmu-events/jevents.c | 39 | ||||
| -rw-r--r-- | tools/perf/util/pmu.c | 20 |
4 files changed, 60 insertions, 16 deletions
diff --git a/tools/perf/pmu-events/arch/powerpc/mapfile.csv b/tools/perf/pmu-events/arch/powerpc/mapfile.csv index a0f3a11ca19f..229150e7ab7d 100644 --- a/tools/perf/pmu-events/arch/powerpc/mapfile.csv +++ b/tools/perf/pmu-events/arch/powerpc/mapfile.csv @@ -13,13 +13,5 @@ # # Power8 entries -004b0000,1,power8,core -004b0201,1,power8,core -004c0000,1,power8,core -004d0000,1,power8,core -004d0100,1,power8,core -004d0200,1,power8,core -004c0100,1,power8,core -004e0100,1,power9,core -004e0200,1,power9,core -004e1200,1,power9,core +004[bcd][[:xdigit:]]{4},1,power8,core +004e[[:xdigit:]]{4},1,power9,core diff --git a/tools/perf/pmu-events/arch/x86/mapfile.csv b/tools/perf/pmu-events/arch/x86/mapfile.csv index fe1a2c47cabf..93656f2fd53a 100644 --- a/tools/perf/pmu-events/arch/x86/mapfile.csv +++ b/tools/perf/pmu-events/arch/x86/mapfile.csv @@ -23,10 +23,7 @@ GenuineIntel-6-1E,v2,nehalemep,core GenuineIntel-6-1F,v2,nehalemep,core GenuineIntel-6-1A,v2,nehalemep,core GenuineIntel-6-2E,v2,nehalemex,core -GenuineIntel-6-4E,v24,skylake,core -GenuineIntel-6-5E,v24,skylake,core -GenuineIntel-6-8E,v24,skylake,core -GenuineIntel-6-9E,v24,skylake,core +GenuineIntel-6-[4589]E,v24,skylake,core GenuineIntel-6-37,v13,silvermont,core GenuineIntel-6-4D,v13,silvermont,core GenuineIntel-6-4C,v13,silvermont,core diff --git a/tools/perf/pmu-events/jevents.c b/tools/perf/pmu-events/jevents.c index 9eb7047bafe4..b578aa26e375 100644 --- a/tools/perf/pmu-events/jevents.c +++ b/tools/perf/pmu-events/jevents.c @@ -116,6 +116,43 @@ static void fixdesc(char *s) *e = 0; } +/* Add escapes for '\' so they are proper C strings. */ +static char *fixregex(char *s) +{ + int len = 0; + int esc_count = 0; + char *fixed = NULL; + char *p, *q; + + /* Count the number of '\' in string */ + for (p = s; *p; p++) { + ++len; + if (*p == '\\') + ++esc_count; + } + + if (esc_count == 0) + return s; + + /* allocate space for a new string */ + fixed = (char *) malloc(len + 1); + if (!fixed) + return NULL; + + /* copy over the characters */ + q = fixed; + for (p = s; *p; p++) { + if (*p == '\\') { + *q = '\\'; + ++q; + } + *q = *p; + ++q; + } + *q = '\0'; + return fixed; +} + static struct msrmap { const char *num; const char *pname; @@ -648,7 +685,7 @@ static int process_mapfile(FILE *outfp, char *fpath) } line[strlen(line)-1] = '\0'; - cpuid = strtok_r(p, ",", &save); + cpuid = fixregex(strtok_r(p, ",", &save)); version = strtok_r(NULL, ",", &save); fname = strtok_r(NULL, ",", &save); type = strtok_r(NULL, ",", &save); diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c index 8b7c151579c0..57e38fdf0b34 100644 --- a/tools/perf/util/pmu.c +++ b/tools/perf/util/pmu.c @@ -12,6 +12,7 @@ #include <dirent.h> #include <api/fs/fs.h> #include <locale.h> +#include <regex.h> #include "util.h" #include "pmu.h" #include "parse-events.h" @@ -609,14 +610,31 @@ struct pmu_events_map *perf_pmu__find_map(struct perf_pmu *pmu) i = 0; for (;;) { + regex_t re; + regmatch_t pmatch[1]; + int match; + map = &pmu_events_map[i++]; if (!map->table) { map = NULL; break; } - if (!strcmp(map->cpuid, cpuid)) + if (regcomp(&re, map->cpuid, REG_EXTENDED) != 0) { + /* Warn unable to generate match particular string. */ + pr_info("Invalid regular expression %s\n", map->cpuid); break; + } + + match = !regexec(&re, cpuid, 1, pmatch, 0); + regfree(&re); + if (match) { + size_t match_len = (pmatch[0].rm_eo - pmatch[0].rm_so); + + /* Verify the entire string matched. */ + if (match_len == strlen(cpuid)) + break; + } } free(cpuid); return map; |