1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2010-2018 Intel Corporation.
3 * Copyright(c) 2014 6WIND S.A.
20 #include <sys/queue.h>
23 #include <rte_compat.h>
24 #include <rte_common.h>
25 #include <rte_debug.h>
26 #include <rte_memory.h>
27 #include <rte_launch.h>
29 #include <rte_eal_memconfig.h>
30 #include <rte_errno.h>
31 #include <rte_per_lcore.h>
32 #include <rte_lcore.h>
33 #include <rte_service_component.h>
35 #include <rte_random.h>
36 #include <rte_cycles.h>
37 #include <rte_string_fns.h>
38 #include <rte_cpuflags.h>
39 #include <rte_interrupts.h>
42 #include <rte_devargs.h>
43 #include <rte_version.h>
45 #include <rte_option.h>
46 #include <rte_atomic.h>
47 #include <malloc_heap.h>
49 #include "eal_private.h"
50 #include "eal_thread.h"
51 #include "eal_internal_cfg.h"
52 #include "eal_filesystem.h"
53 #include "eal_hugepages.h"
54 #include "eal_options.h"
55 #include "eal_memcfg.h"
57 #define MEMSIZE_IF_NO_HUGE_PAGE (64ULL * 1024ULL * 1024ULL)
59 /* Allow the application to print its usage message too if set */
60 static rte_usage_hook_t rte_application_usage_hook = NULL;
61 /* early configuration structure, when memory config is not mmapped */
62 static struct rte_mem_config early_mem_config;
64 /* define fd variable here, because file needs to be kept open for the
65 * duration of the program, as we hold a write lock on it in the primary proc */
66 static int mem_cfg_fd = -1;
68 static struct flock wr_lock = {
71 .l_start = offsetof(struct rte_mem_config, memsegs),
72 .l_len = sizeof(early_mem_config.memsegs),
75 /* Address of global and public configuration */
76 static struct rte_config rte_config = {
77 .mem_config = &early_mem_config,
80 /* internal configuration (per-core) */
81 struct lcore_config lcore_config[RTE_MAX_LCORE];
83 /* internal configuration */
84 struct internal_config internal_config;
86 /* used by rte_rdtsc() */
87 int rte_cycles_vmware_tsc_map;
89 /* platform-specific runtime dir */
90 static char runtime_dir[PATH_MAX];
92 static const char *default_runtime_dir = "/var/run";
95 eal_create_runtime_dir(void)
97 const char *directory = default_runtime_dir;
98 const char *xdg_runtime_dir = getenv("XDG_RUNTIME_DIR");
99 const char *fallback = "/tmp";
104 /* try XDG path first, fall back to /tmp */
105 if (xdg_runtime_dir != NULL)
106 directory = xdg_runtime_dir;
108 directory = fallback;
110 /* create DPDK subdirectory under runtime dir */
111 ret = snprintf(tmp, sizeof(tmp), "%s/dpdk", directory);
112 if (ret < 0 || ret == sizeof(tmp)) {
113 RTE_LOG(ERR, EAL, "Error creating DPDK runtime path name\n");
117 /* create prefix-specific subdirectory under DPDK runtime dir */
118 ret = snprintf(runtime_dir, sizeof(runtime_dir), "%s/%s",
119 tmp, eal_get_hugefile_prefix());
120 if (ret < 0 || ret == sizeof(runtime_dir)) {
121 RTE_LOG(ERR, EAL, "Error creating prefix-specific runtime path name\n");
125 /* create the path if it doesn't exist. no "mkdir -p" here, so do it
128 ret = mkdir(tmp, 0700);
129 if (ret < 0 && errno != EEXIST) {
130 RTE_LOG(ERR, EAL, "Error creating '%s': %s\n",
131 tmp, strerror(errno));
135 ret = mkdir(runtime_dir, 0700);
136 if (ret < 0 && errno != EEXIST) {
137 RTE_LOG(ERR, EAL, "Error creating '%s': %s\n",
138 runtime_dir, strerror(errno));
146 eal_clean_runtime_dir(void)
148 /* FreeBSD doesn't need this implemented for now, because, unlike Linux,
149 * FreeBSD doesn't create per-process files, so no need to clean up.
156 rte_eal_get_runtime_dir(void)
161 /* Return user provided mbuf pool ops name */
163 rte_eal_mbuf_user_pool_ops(void)
165 return internal_config.user_mbuf_pool_ops_name;
168 /* Return a pointer to the configuration structure */
170 rte_eal_get_configuration(void)
176 rte_eal_iova_mode(void)
178 return rte_eal_get_configuration()->iova_mode;
181 /* parse a sysfs (or other) file containing one integer value */
183 eal_parse_sysfs_value(const char *filename, unsigned long *val)
189 if ((f = fopen(filename, "r")) == NULL) {
190 RTE_LOG(ERR, EAL, "%s(): cannot open sysfs value %s\n",
195 if (fgets(buf, sizeof(buf), f) == NULL) {
196 RTE_LOG(ERR, EAL, "%s(): cannot read sysfs value %s\n",
201 *val = strtoul(buf, &end, 0);
202 if ((buf[0] == '\0') || (end == NULL) || (*end != '\n')) {
203 RTE_LOG(ERR, EAL, "%s(): cannot parse sysfs value %s\n",
213 /* create memory configuration in shared/mmap memory. Take out
214 * a write lock on the memsegs, so we can auto-detect primary/secondary.
215 * This means we never close the file while running (auto-close on exit).
216 * We also don't lock the whole file, so that in future we can use read-locks
217 * on other parts, e.g. memzones, to detect if there are running secondary
220 rte_eal_config_create(void)
222 void *rte_mem_cfg_addr;
225 const char *pathname = eal_runtime_config_path();
227 if (internal_config.no_shconf)
231 mem_cfg_fd = open(pathname, O_RDWR | O_CREAT, 0600);
232 if (mem_cfg_fd < 0) {
233 RTE_LOG(ERR, EAL, "Cannot open '%s' for rte_mem_config\n",
239 retval = ftruncate(mem_cfg_fd, sizeof(*rte_config.mem_config));
243 RTE_LOG(ERR, EAL, "Cannot resize '%s' for rte_mem_config\n",
248 retval = fcntl(mem_cfg_fd, F_SETLK, &wr_lock);
252 RTE_LOG(ERR, EAL, "Cannot create lock on '%s'. Is another primary "
253 "process running?\n", pathname);
257 rte_mem_cfg_addr = mmap(NULL, sizeof(*rte_config.mem_config),
258 PROT_READ | PROT_WRITE, MAP_SHARED, mem_cfg_fd, 0);
260 if (rte_mem_cfg_addr == MAP_FAILED){
261 RTE_LOG(ERR, EAL, "Cannot mmap memory for rte_config\n");
266 memcpy(rte_mem_cfg_addr, &early_mem_config, sizeof(early_mem_config));
267 rte_config.mem_config = rte_mem_cfg_addr;
272 /* attach to an existing shared memory config */
274 rte_eal_config_attach(void)
276 void *rte_mem_cfg_addr;
277 const char *pathname = eal_runtime_config_path();
279 if (internal_config.no_shconf)
283 mem_cfg_fd = open(pathname, O_RDWR);
284 if (mem_cfg_fd < 0) {
285 RTE_LOG(ERR, EAL, "Cannot open '%s' for rte_mem_config\n",
291 rte_mem_cfg_addr = mmap(NULL, sizeof(*rte_config.mem_config),
292 PROT_READ, MAP_SHARED, mem_cfg_fd, 0);
293 /* don't close the fd here, it will be closed on reattach */
294 if (rte_mem_cfg_addr == MAP_FAILED) {
297 RTE_LOG(ERR, EAL, "Cannot mmap memory for rte_config! error %i (%s)\n",
298 errno, strerror(errno));
302 rte_config.mem_config = rte_mem_cfg_addr;
307 /* reattach the shared config at exact memory location primary process has it */
309 rte_eal_config_reattach(void)
311 struct rte_mem_config *mem_config;
312 void *rte_mem_cfg_addr;
314 if (internal_config.no_shconf)
317 /* save the address primary process has mapped shared config to */
319 (void *)(uintptr_t)rte_config.mem_config->mem_cfg_addr;
321 /* unmap original config */
322 munmap(rte_config.mem_config, sizeof(struct rte_mem_config));
324 /* remap the config at proper address */
325 mem_config = (struct rte_mem_config *) mmap(rte_mem_cfg_addr,
326 sizeof(*mem_config), PROT_READ | PROT_WRITE, MAP_SHARED,
331 if (mem_config == MAP_FAILED) {
332 RTE_LOG(ERR, EAL, "Cannot mmap memory for rte_config! error %i (%s)\n",
333 errno, strerror(errno));
335 } else if (mem_config != rte_mem_cfg_addr) {
336 /* errno is stale, don't use */
337 RTE_LOG(ERR, EAL, "Cannot mmap memory for rte_config at [%p], got [%p]\n",
338 rte_mem_cfg_addr, mem_config);
342 rte_config.mem_config = mem_config;
347 /* Detect if we are a primary or a secondary process */
349 eal_proc_type_detect(void)
351 enum rte_proc_type_t ptype = RTE_PROC_PRIMARY;
352 const char *pathname = eal_runtime_config_path();
354 /* if there no shared config, there can be no secondary processes */
355 if (!internal_config.no_shconf) {
356 /* if we can open the file but not get a write-lock we are a
357 * secondary process. NOTE: if we get a file handle back, we
358 * keep that open and don't close it to prevent a race condition
359 * between multiple opens.
361 if (((mem_cfg_fd = open(pathname, O_RDWR)) >= 0) &&
362 (fcntl(mem_cfg_fd, F_SETLK, &wr_lock) < 0))
363 ptype = RTE_PROC_SECONDARY;
366 RTE_LOG(INFO, EAL, "Auto-detected process type: %s\n",
367 ptype == RTE_PROC_PRIMARY ? "PRIMARY" : "SECONDARY");
372 /* Sets up rte_config structure with the pointer to shared memory config.*/
374 rte_config_init(void)
376 rte_config.process_type = internal_config.process_type;
378 switch (rte_config.process_type){
379 case RTE_PROC_PRIMARY:
380 if (rte_eal_config_create() < 0)
383 case RTE_PROC_SECONDARY:
384 if (rte_eal_config_attach() < 0)
386 eal_mcfg_wait_complete();
387 if (rte_eal_config_reattach() < 0)
391 case RTE_PROC_INVALID:
392 RTE_LOG(ERR, EAL, "Invalid process type %d\n",
393 rte_config.process_type);
402 eal_usage(const char *prgname)
404 printf("\nUsage: %s ", prgname);
406 /* Allow the application to print its usage message too if hook is set */
407 if ( rte_application_usage_hook ) {
408 printf("===== Application Usage =====\n\n");
409 rte_application_usage_hook(prgname);
413 /* Set a per-application usage message */
415 rte_set_application_usage_hook( rte_usage_hook_t usage_func )
417 rte_usage_hook_t old_func;
419 /* Will be NULL on the first call to denote the last usage routine. */
420 old_func = rte_application_usage_hook;
421 rte_application_usage_hook = usage_func;
427 eal_get_hugepage_mem_size(void)
432 for (i = 0; i < internal_config.num_hugepage_sizes; i++) {
433 struct hugepage_info *hpi = &internal_config.hugepage_info[i];
434 if (strnlen(hpi->hugedir, sizeof(hpi->hugedir)) != 0) {
435 for (j = 0; j < RTE_MAX_NUMA_NODES; j++) {
436 size += hpi->hugepage_sz * hpi->num_pages[j];
441 return (size < SIZE_MAX) ? (size_t)(size) : SIZE_MAX;
444 /* Parse the arguments for --log-level only */
446 eal_log_level_parse(int argc, char **argv)
451 const int old_optind = optind;
452 const int old_optopt = optopt;
453 const int old_optreset = optreset;
454 char * const old_optarg = optarg;
460 while ((opt = getopt_long(argc, argvopt, eal_short_options,
461 eal_long_options, &option_index)) != EOF) {
465 /* getopt is not happy, stop right now */
469 ret = (opt == OPT_LOG_LEVEL_NUM) ?
470 eal_parse_common_option(opt, optarg, &internal_config) : 0;
472 /* common parser is not happy */
477 /* restore getopt lib */
480 optreset = old_optreset;
484 /* Parse the argument given in the command line of the application */
486 eal_parse_args(int argc, char **argv)
491 char *prgname = argv[0];
492 const int old_optind = optind;
493 const int old_optopt = optopt;
494 const int old_optreset = optreset;
495 char * const old_optarg = optarg;
502 while ((opt = getopt_long(argc, argvopt, eal_short_options,
503 eal_long_options, &option_index)) != EOF) {
506 * getopt didn't recognise the option, lets parse the
507 * registered options to see if the flag is valid
510 ret = rte_option_parse(argv[optind-1]);
519 ret = eal_parse_common_option(opt, optarg, &internal_config);
520 /* common parser is not happy */
526 /* common parser handled this option */
531 case OPT_MBUF_POOL_OPS_NAME_NUM:
533 char *ops_name = strdup(optarg);
534 if (ops_name == NULL)
535 RTE_LOG(ERR, EAL, "Could not store mbuf pool ops name\n");
537 /* free old ops name */
538 if (internal_config.user_mbuf_pool_ops_name !=
540 free(internal_config.user_mbuf_pool_ops_name);
542 internal_config.user_mbuf_pool_ops_name =
551 if (opt < OPT_LONG_MIN_NUM && isprint(opt)) {
552 RTE_LOG(ERR, EAL, "Option %c is not supported "
553 "on FreeBSD\n", opt);
554 } else if (opt >= OPT_LONG_MIN_NUM &&
555 opt < OPT_LONG_MAX_NUM) {
556 RTE_LOG(ERR, EAL, "Option %s is not supported "
558 eal_long_options[option_index].name);
560 RTE_LOG(ERR, EAL, "Option %d is not supported "
561 "on FreeBSD\n", opt);
569 /* create runtime data directory */
570 if (internal_config.no_shconf == 0 &&
571 eal_create_runtime_dir() < 0) {
572 RTE_LOG(ERR, EAL, "Cannot create runtime directory\n");
577 if (eal_adjust_config(&internal_config) != 0) {
583 if (eal_check_common_options(&internal_config) != 0) {
590 argv[optind-1] = prgname;
594 /* restore getopt lib */
597 optreset = old_optreset;
604 check_socket(const struct rte_memseg_list *msl, void *arg)
606 int *socket_id = arg;
611 if (msl->socket_id == *socket_id && msl->memseg_arr.count != 0)
618 eal_check_mem_on_local_socket(void)
622 socket_id = rte_lcore_to_socket_id(rte_config.master_lcore);
624 if (rte_memseg_list_walk(check_socket, &socket_id) == 0)
625 RTE_LOG(WARNING, EAL, "WARNING: Master core has no memory on local socket!\n");
630 sync_func(__attribute__((unused)) void *arg)
635 /* return non-zero if hugepages are enabled. */
636 int rte_eal_has_hugepages(void)
638 return !internal_config.no_hugetlbfs;
641 /* Abstraction for port I/0 privilege */
643 rte_eal_iopl_init(void)
648 fd = open("/dev/io", O_RDWR);
652 /* keep fd open for iopl */
656 static void rte_eal_init_alert(const char *msg)
658 fprintf(stderr, "EAL: FATAL: %s\n", msg);
659 RTE_LOG(ERR, EAL, "%s\n", msg);
662 /* Launch threads, called at application init(). */
664 rte_eal_init(int argc, char **argv)
668 static rte_atomic32_t run_once = RTE_ATOMIC32_INIT(0);
669 char cpuset[RTE_CPU_AFFINITY_STR_LEN];
670 char thread_name[RTE_MAX_THREAD_NAME_LEN];
672 /* checks if the machine is adequate */
673 if (!rte_cpu_is_supported()) {
674 rte_eal_init_alert("unsupported cpu type.");
679 if (!rte_atomic32_test_and_set(&run_once)) {
680 rte_eal_init_alert("already called initialization.");
681 rte_errno = EALREADY;
685 thread_id = pthread_self();
687 eal_reset_internal_config(&internal_config);
689 /* set log level as early as possible */
690 eal_log_level_parse(argc, argv);
692 if (rte_eal_cpu_init() < 0) {
693 rte_eal_init_alert("Cannot detect lcores.");
698 fctret = eal_parse_args(argc, argv);
700 rte_eal_init_alert("Invalid 'command line' arguments.");
702 rte_atomic32_clear(&run_once);
706 /* FreeBSD always uses legacy memory model */
707 internal_config.legacy_mem = true;
709 if (eal_plugins_init() < 0) {
710 rte_eal_init_alert("Cannot init plugins");
712 rte_atomic32_clear(&run_once);
716 if (eal_option_device_parse()) {
718 rte_atomic32_clear(&run_once);
722 if (rte_config_init() < 0) {
723 rte_eal_init_alert("Cannot init config");
727 if (rte_eal_intr_init() < 0) {
728 rte_eal_init_alert("Cannot init interrupt-handling thread");
732 if (rte_eal_alarm_init() < 0) {
733 rte_eal_init_alert("Cannot init alarm");
734 /* rte_eal_alarm_init sets rte_errno on failure. */
738 /* Put mp channel init before bus scan so that we can init the vdev
739 * bus through mp channel in the secondary process before the bus scan.
741 if (rte_mp_channel_init() < 0 && rte_errno != ENOTSUP) {
742 rte_eal_init_alert("failed to init mp channel");
743 if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
749 if (rte_bus_scan()) {
750 rte_eal_init_alert("Cannot scan the buses for devices");
752 rte_atomic32_clear(&run_once);
756 /* if no EAL option "--iova-mode=<pa|va>", use bus IOVA scheme */
757 if (internal_config.iova_mode == RTE_IOVA_DC) {
758 /* autodetect the IOVA mapping mode (default is RTE_IOVA_PA) */
759 enum rte_iova_mode iova_mode = rte_bus_get_iommu_class();
761 if (iova_mode == RTE_IOVA_DC)
762 iova_mode = RTE_IOVA_PA;
763 rte_eal_get_configuration()->iova_mode = iova_mode;
765 rte_eal_get_configuration()->iova_mode =
766 internal_config.iova_mode;
769 RTE_LOG(INFO, EAL, "Selected IOVA mode '%s'\n",
770 rte_eal_iova_mode() == RTE_IOVA_PA ? "PA" : "VA");
772 if (internal_config.no_hugetlbfs == 0) {
773 /* rte_config isn't initialized yet */
774 ret = internal_config.process_type == RTE_PROC_PRIMARY ?
775 eal_hugepage_info_init() :
776 eal_hugepage_info_read();
778 rte_eal_init_alert("Cannot get hugepage information.");
780 rte_atomic32_clear(&run_once);
785 if (internal_config.memory == 0 && internal_config.force_sockets == 0) {
786 if (internal_config.no_hugetlbfs)
787 internal_config.memory = MEMSIZE_IF_NO_HUGE_PAGE;
789 internal_config.memory = eal_get_hugepage_mem_size();
792 if (internal_config.vmware_tsc_map == 1) {
793 #ifdef RTE_LIBRTE_EAL_VMWARE_TSC_MAP_SUPPORT
794 rte_cycles_vmware_tsc_map = 1;
795 RTE_LOG (DEBUG, EAL, "Using VMWARE TSC MAP, "
796 "you must have monitor_control.pseudo_perfctr = TRUE\n");
798 RTE_LOG (WARNING, EAL, "Ignoring --vmware-tsc-map because "
799 "RTE_LIBRTE_EAL_VMWARE_TSC_MAP_SUPPORT is not set\n");
803 /* in secondary processes, memory init may allocate additional fbarrays
804 * not present in primary processes, so to avoid any potential issues,
805 * initialize memzones first.
807 if (rte_eal_memzone_init() < 0) {
808 rte_eal_init_alert("Cannot init memzone");
813 if (rte_eal_memory_init() < 0) {
814 rte_eal_init_alert("Cannot init memory");
819 if (rte_eal_malloc_heap_init() < 0) {
820 rte_eal_init_alert("Cannot init malloc heap");
825 if (rte_eal_tailqs_init() < 0) {
826 rte_eal_init_alert("Cannot init tail queues for objects");
831 if (rte_eal_timer_init() < 0) {
832 rte_eal_init_alert("Cannot init HPET or TSC timers");
837 eal_check_mem_on_local_socket();
839 eal_thread_init_master(rte_config.master_lcore);
841 ret = eal_thread_dump_affinity(cpuset, sizeof(cpuset));
843 RTE_LOG(DEBUG, EAL, "Master lcore %u is ready (tid=%p;cpuset=[%s%s])\n",
844 rte_config.master_lcore, thread_id, cpuset,
845 ret == 0 ? "" : "...");
847 RTE_LCORE_FOREACH_SLAVE(i) {
850 * create communication pipes between master thread
853 if (pipe(lcore_config[i].pipe_master2slave) < 0)
854 rte_panic("Cannot create pipe\n");
855 if (pipe(lcore_config[i].pipe_slave2master) < 0)
856 rte_panic("Cannot create pipe\n");
858 lcore_config[i].state = WAIT;
860 /* create a thread for each lcore */
861 ret = pthread_create(&lcore_config[i].thread_id, NULL,
862 eal_thread_loop, NULL);
864 rte_panic("Cannot create thread\n");
866 /* Set thread_name for aid in debugging. */
867 snprintf(thread_name, sizeof(thread_name),
868 "lcore-slave-%d", i);
869 rte_thread_setname(lcore_config[i].thread_id, thread_name);
873 * Launch a dummy function on all slave lcores, so that master lcore
874 * knows they are all ready when this function returns.
876 rte_eal_mp_remote_launch(sync_func, NULL, SKIP_MASTER);
877 rte_eal_mp_wait_lcore();
879 /* initialize services so vdevs register service during bus_probe. */
880 ret = rte_service_init();
882 rte_eal_init_alert("rte_service_init() failed");
887 /* Probe all the buses and devices/drivers on them */
888 if (rte_bus_probe()) {
889 rte_eal_init_alert("Cannot probe devices");
894 /* initialize default service/lcore mappings and start running. Ignore
895 * -ENOTSUP, as it indicates no service coremask passed to EAL.
897 ret = rte_service_start_with_defaults();
898 if (ret < 0 && ret != -ENOTSUP) {
904 * Clean up unused files in runtime directory. We do this at the end of
905 * init and not at the beginning because we want to clean stuff up
906 * whether we are primary or secondary process, but we cannot remove
907 * primary process' files because secondary should be able to run even
908 * if primary process is dead.
910 * In no_shconf mode, no runtime directory is created in the first
911 * place, so no cleanup needed.
913 if (!internal_config.no_shconf && eal_clean_runtime_dir() < 0) {
914 rte_eal_init_alert("Cannot clear runtime directory\n");
920 /* Call each registered callback, if enabled */
927 rte_eal_cleanup(void)
929 rte_service_finalize();
930 rte_mp_channel_cleanup();
931 eal_cleanup_config(&internal_config);
936 enum rte_lcore_role_t
937 rte_eal_lcore_role(unsigned lcore_id)
939 return rte_config.lcore_role[lcore_id];
943 rte_eal_process_type(void)
945 return rte_config.process_type;
948 int rte_eal_has_pci(void)
950 return !internal_config.no_pci;
953 int rte_eal_create_uio_dev(void)
955 return internal_config.create_uio_dev;
959 rte_eal_vfio_intr_mode(void)
961 return RTE_INTR_MODE_NONE;
964 int rte_vfio_setup_device(__rte_unused const char *sysfs_base,
965 __rte_unused const char *dev_addr,
966 __rte_unused int *vfio_dev_fd,
967 __rte_unused struct vfio_device_info *device_info)
972 int rte_vfio_release_device(__rte_unused const char *sysfs_base,
973 __rte_unused const char *dev_addr,
979 int rte_vfio_enable(__rte_unused const char *modname)
984 int rte_vfio_is_enabled(__rte_unused const char *modname)
989 int rte_vfio_noiommu_is_enabled(void)
994 int rte_vfio_clear_group(__rte_unused int vfio_group_fd)
1000 rte_vfio_dma_map(uint64_t __rte_unused vaddr, __rte_unused uint64_t iova,
1001 __rte_unused uint64_t len)
1007 rte_vfio_dma_unmap(uint64_t __rte_unused vaddr, uint64_t __rte_unused iova,
1008 __rte_unused uint64_t len)
1014 rte_vfio_get_group_num(__rte_unused const char *sysfs_base,
1015 __rte_unused const char *dev_addr,
1016 __rte_unused int *iommu_group_num)
1022 rte_vfio_get_container_fd(void)
1028 rte_vfio_get_group_fd(__rte_unused int iommu_group_num)
1034 rte_vfio_container_create(void)
1040 rte_vfio_container_destroy(__rte_unused int container_fd)
1046 rte_vfio_container_group_bind(__rte_unused int container_fd,
1047 __rte_unused int iommu_group_num)
1053 rte_vfio_container_group_unbind(__rte_unused int container_fd,
1054 __rte_unused int iommu_group_num)
1060 rte_vfio_container_dma_map(__rte_unused int container_fd,
1061 __rte_unused uint64_t vaddr,
1062 __rte_unused uint64_t iova,
1063 __rte_unused uint64_t len)
1069 rte_vfio_container_dma_unmap(__rte_unused int container_fd,
1070 __rte_unused uint64_t vaddr,
1071 __rte_unused uint64_t iova,
1072 __rte_unused uint64_t len)