Lines Matching full:map

39 size_t mmap__mmap_len(struct mmap *map)
41 	return perf_mmap__mmap_len(&map->core);
71 static int perf_mmap__aio_enabled(struct mmap *map)
73 	return map->aio.nr_cblocks > 0;
77 static int perf_mmap__aio_alloc(struct mmap *map, int idx)
79 	map->aio.data[idx] = mmap(NULL, mmap__mmap_len(map), PROT_READ|PROT_WRITE,
81 	if (map->aio.data[idx] == MAP_FAILED) {
82 		map->aio.data[idx] = NULL;
89 static void perf_mmap__aio_free(struct mmap *map, int idx)
91 	if (map->aio.data[idx]) {
92 		munmap(map->aio.data[idx], mmap__mmap_len(map));
93 		map->aio.data[idx] = NULL;
97 static int perf_mmap__aio_bind(struct mmap *map, int idx, struct perf_cpu cpu, int affinity)
106 		data = map->aio.data[idx];
107 		mmap_len = mmap__mmap_len(map);
126 static int perf_mmap__aio_alloc(struct mmap *map, int idx)
128 	map->aio.data[idx] = malloc(mmap__mmap_len(map));
129 	if (map->aio.data[idx] == NULL)
135 static void perf_mmap__aio_free(struct mmap *map, int idx)
137 	zfree(&(map->aio.data[idx]));
140 static int perf_mmap__aio_bind(struct mmap *map __maybe_unused, int idx __maybe_unused,
147 static int perf_mmap__aio_mmap(struct mmap *map, struct mmap_params *mp)
151 	map->aio.nr_cblocks = mp->nr_cblocks;
152 	if (map->aio.nr_cblocks) {
153 		map->aio.aiocb = calloc(map->aio.nr_cblocks, sizeof(struct aiocb *));
154 		if (!map->aio.aiocb) {
158 		map->aio.cblocks = calloc(map->aio.nr_cblocks, sizeof(struct aiocb));
159 		if (!map->aio.cblocks) {
163 		map->aio.data = calloc(map->aio.nr_cblocks, sizeof(void *));
164 		if (!map->aio.data) {
169 		for (i = 0; i < map->aio.nr_cblocks; ++i) {
170 			ret = perf_mmap__aio_alloc(map, i);
175 			ret = perf_mmap__aio_bind(map, i, map->core.cpu, mp->affinity);
184 			map->aio.cblocks[i].aio_fildes = -1;
194 			map->aio.cblocks[i].aio_reqprio = prio >= 0 ? prio : 0;
201 static void perf_mmap__aio_munmap(struct mmap *map)
205 	for (i = 0; i < map->aio.nr_cblocks; ++i)
206 		perf_mmap__aio_free(map, i);
207 	if (map->aio.data)
208 		zfree(&map->aio.data);
209 	zfree(&map->aio.cblocks);
210 	zfree(&map->aio.aiocb);
213 static int perf_mmap__aio_enabled(struct mmap *map __maybe_unused)
218 static int perf_mmap__aio_mmap(struct mmap *map __maybe_unused,
224 static void perf_mmap__aio_munmap(struct mmap *map __maybe_unused)
229 void mmap__munmap(struct mmap *map)
231 	bitmap_free(map->affinity_mask.bits);
233 	zstd_fini(&map->zstd_data);
235 	perf_mmap__aio_munmap(map);
236 	if (map->data != NULL) {
237 		munmap(map->data, mmap__mmap_len(map));
238 		map->data = NULL;
240 	auxtrace_mmap__munmap(&map->auxtrace_mmap);
254 		cpu = perf_cpu_map__cpu(cpu_map, idx); /* map c index to online cpu index */
261 static int perf_mmap__setup_affinity_mask(struct mmap *map, struct mmap_params *mp)
263 	map->affinity_mask.nbits = cpu__max_cpu().cpu;
264 	map->affinity_mask.bits = bitmap_zalloc(map->affinity_mask.nbits);
265 	if (!map->affinity_mask.bits)
269 		build_node_mask(cpu__get_node(map->core.cpu), &map->affinity_mask);
271 		__set_bit(map->core.cpu.cpu, map->affinity_mask.bits);
276 int mmap__mmap(struct mmap *map, struct mmap_params *mp, int fd, struct perf_cpu cpu)
278 	if (perf_mmap__mmap(&map->core, &mp->core, fd, cpu)) {
285 		perf_mmap__setup_affinity_mask(map, mp)) {
292 		mmap_cpu_mask__scnprintf(&map->affinity_mask, "mmap");
294 	map->core.flush = mp->flush;
296 	if (zstd_init(&map->zstd_data, mp->comp_level)) {
301 	if (mp->comp_level && !perf_mmap__aio_enabled(map)) {
302 		map->data = mmap(NULL, mmap__mmap_len(map), PROT_READ|PROT_WRITE,
304 		if (map->data == MAP_FAILED) {
307 			map->data = NULL;
312 	if (auxtrace_mmap__mmap(&map->auxtrace_mmap,
313 				&mp->auxtrace_mp, map->core.base, fd))
316 	return perf_mmap__aio_mmap(map, mp);
320 		    int push(struct mmap *map, void *to, void *buf, size_t size))