diff options
Diffstat (limited to 'tools/perf/util/header.c')
-rw-r--r-- | tools/perf/util/header.c | 76 |
1 files changed, 26 insertions, 50 deletions
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c index c5cd2698281f..8f0db4007282 100644 --- a/tools/perf/util/header.c +++ b/tools/perf/util/header.c @@ -1306,42 +1306,19 @@ static void print_total_mem(struct perf_header *ph, int fd __maybe_unused, static void print_numa_topology(struct perf_header *ph, int fd __maybe_unused, FILE *fp) { - u32 nr, c, i; - char *str, *tmp; - uint64_t mem_total, mem_free; - - /* nr nodes */ - nr = ph->env.nr_numa_nodes; - str = ph->env.numa_nodes; - - for (i = 0; i < nr; i++) { - /* node number */ - c = strtoul(str, &tmp, 0); - if (*tmp != ':') - goto error; - - str = tmp + 1; - mem_total = strtoull(str, &tmp, 0); - if (*tmp != ':') - goto error; + int i; + struct numa_node *n; - str = tmp + 1; - mem_free = strtoull(str, &tmp, 0); - if (*tmp != ':') - goto error; + for (i = 0; i < ph->env.nr_numa_nodes; i++) { + n = &ph->env.numa_nodes[i]; fprintf(fp, "# node%u meminfo : total = %"PRIu64" kB," " free = %"PRIu64" kB\n", - c, mem_total, mem_free); + n->node, n->mem_total, n->mem_free); - str = tmp + 1; - fprintf(fp, "# node%u cpu list : %s\n", c, str); - - str += strlen(str) + 1; + fprintf(fp, "# node%u cpu list : ", n->node); + cpu_map__fprintf(n->map, fp); } - return; -error: - fprintf(fp, "# numa topology : not available\n"); } static void print_cpuid(struct perf_header *ph, int fd __maybe_unused, FILE *fp) @@ -1906,11 +1883,10 @@ static int process_numa_topology(struct perf_file_section *section __maybe_unuse struct perf_header *ph, int fd, void *data __maybe_unused) { + struct numa_node *nodes, *n; ssize_t ret; - u32 nr, node, i; + u32 nr, i; char *str; - uint64_t mem_total, mem_free; - struct strbuf sb; /* nr nodes */ ret = readn(fd, &nr, sizeof(nr)); @@ -1921,47 +1897,47 @@ static int process_numa_topology(struct perf_file_section *section __maybe_unuse nr = bswap_32(nr); ph->env.nr_numa_nodes = nr; - if (strbuf_init(&sb, 256) < 0) - return -1; + nodes = zalloc(sizeof(*nodes) * nr); + if (!nodes) + return -ENOMEM; for (i = 0; i < nr; i++) { + n = &nodes[i]; + /* node number */ - ret = readn(fd, &node, sizeof(node)); - if (ret != sizeof(node)) + ret = readn(fd, &n->node, sizeof(u32)); + if (ret != sizeof(n->node)) goto error; - ret = readn(fd, &mem_total, sizeof(u64)); + ret = readn(fd, &n->mem_total, sizeof(u64)); if (ret != sizeof(u64)) goto error; - ret = readn(fd, &mem_free, sizeof(u64)); + ret = readn(fd, &n->mem_free, sizeof(u64)); if (ret != sizeof(u64)) goto error; if (ph->needs_swap) { - node = bswap_32(node); - mem_total = bswap_64(mem_total); - mem_free = bswap_64(mem_free); + n->node = bswap_32(n->node); + n->mem_total = bswap_64(n->mem_total); + n->mem_free = bswap_64(n->mem_free); } - if (strbuf_addf(&sb, "%u:%"PRIu64":%"PRIu64":", - node, mem_total, mem_free) < 0) - goto error; - str = do_read_string(fd, ph); if (!str) goto error; - /* include a NULL character at the end */ - if (strbuf_add(&sb, str, strlen(str) + 1) < 0) + n->map = cpu_map__new(str); + if (!n->map) goto error; + free(str); } - ph->env.numa_nodes = strbuf_detach(&sb, NULL); + ph->env.numa_nodes = nodes; return 0; error: - strbuf_release(&sb); + free(nodes); return -1; } |