const char
eal_short_options[] =
- "b:" /* pci-blacklist */
+ "a:" /* allow */
+ "b:" /* block */
"c:" /* coremask */
"s:" /* service coremask */
"d:" /* driver */
"n:" /* memory channels */
"r:" /* memory ranks */
"v" /* version */
- "w:" /* pci-whitelist */
+ "w:" /* pci-whitelist (deprecated) */
;
const struct option
{OPT_NO_PCI, 0, NULL, OPT_NO_PCI_NUM },
{OPT_NO_SHCONF, 0, NULL, OPT_NO_SHCONF_NUM },
{OPT_IN_MEMORY, 0, NULL, OPT_IN_MEMORY_NUM },
- {OPT_PCI_BLACKLIST, 1, NULL, OPT_PCI_BLACKLIST_NUM },
- {OPT_PCI_WHITELIST, 1, NULL, OPT_PCI_WHITELIST_NUM },
+ {OPT_DEV_BLOCK, 1, NULL, OPT_DEV_BLOCK_NUM },
+ {OPT_DEV_ALLOW, 1, NULL, OPT_DEV_ALLOW_NUM },
{OPT_PROC_TYPE, 1, NULL, OPT_PROC_TYPE_NUM },
{OPT_SOCKET_MEM, 1, NULL, OPT_SOCKET_MEM_NUM },
{OPT_SOCKET_LIMIT, 1, NULL, OPT_SOCKET_LIMIT_NUM },
{OPT_TELEMETRY, 0, NULL, OPT_TELEMETRY_NUM },
{OPT_NO_TELEMETRY, 0, NULL, OPT_NO_TELEMETRY_NUM },
{OPT_FORCE_MAX_SIMD_BITWIDTH, 1, NULL, OPT_FORCE_MAX_SIMD_BITWIDTH_NUM},
+
+ /* legacy options that will be removed in future */
+ {OPT_PCI_BLACKLIST, 1, NULL, OPT_PCI_BLACKLIST_NUM },
+ {OPT_PCI_WHITELIST, 1, NULL, OPT_PCI_WHITELIST_NUM },
+
{0, 0, NULL, 0 }
};
struct stat sb;
int nlen = strnlen(dent->d_name, sizeof(dent->d_name));
- /* check if name ends in .so */
- if (strcmp(&dent->d_name[nlen - 3], ".so") != 0)
+ /* check if name ends in .so or .so.ABI_VERSION */
+ if (strcmp(&dent->d_name[nlen - 3], ".so") != 0 &&
+ strcmp(&dent->d_name[nlen - 4 - strlen(ABI_VERSION)],
+ ".so."ABI_VERSION) != 0)
continue;
snprintf(sopath, sizeof(sopath), "%s/%s", path, dent->d_name);
return retval;
}
+static int
+is_shared_build(void)
+{
+#define EAL_SO "librte_eal.so"
+ char soname[32];
+ size_t len, minlen = strlen(EAL_SO);
+
+ len = strlcpy(soname, EAL_SO"."ABI_VERSION, sizeof(soname));
+ if (len > sizeof(soname)) {
+ RTE_LOG(ERR, EAL, "Shared lib name too long in shared build check\n");
+ len = sizeof(soname) - 1;
+ }
+
+ while (len >= minlen) {
+ /* check if we have this .so loaded, if so - shared build */
+ RTE_LOG(DEBUG, EAL, "Checking presence of .so '%s'\n", soname);
+ if (dlopen(soname, RTLD_LAZY | RTLD_NOLOAD) != NULL) {
+ RTE_LOG(INFO, EAL, "Detected shared linkage of DPDK\n");
+ return 1;
+ }
+
+ /* remove any version numbers off the end to retry */
+ while (len-- > 0)
+ if (soname[len] == '.') {
+ soname[len] = '\0';
+ break;
+ }
+ }
+
+ RTE_LOG(INFO, EAL, "Detected static linkage of DPDK\n");
+ return 0;
+}
+
int
eal_plugins_init(void)
{
* (Using dlopen with NOLOAD flag on EAL, will return NULL if the EAL
* shared library is not already loaded i.e. it's statically linked.)
*/
- if (dlopen("librte_eal.so", RTLD_LAZY | RTLD_NOLOAD) != NULL &&
+ if (is_shared_build() &&
*default_solib_dir != '\0' &&
stat(default_solib_dir, &sb) == 0 &&
S_ISDIR(sb.st_mode))
struct internal_config *conf)
{
static int b_used;
- static int w_used;
+ static int a_used;
switch (opt) {
- /* blacklist */
+ case OPT_PCI_BLACKLIST_NUM:
+ fprintf(stderr,
+ "Option --pci-blacklist is deprecated, use -b, --block instead\n");
+ /* fallthrough */
case 'b':
- if (w_used)
- goto bw_used;
- if (eal_option_device_add(RTE_DEVTYPE_BLACKLISTED_PCI,
- optarg) < 0) {
+ if (a_used)
+ goto ba_conflict;
+ if (eal_option_device_add(RTE_DEVTYPE_BLOCKED, optarg) < 0)
return -1;
- }
b_used = 1;
break;
- /* whitelist */
+
case 'w':
+ fprintf(stderr,
+ "Option -w, --pci-whitelist is deprecated, use -a, --allow option instead\n");
+ /* fallthrough */
+ case 'a':
if (b_used)
- goto bw_used;
- if (eal_option_device_add(RTE_DEVTYPE_WHITELISTED_PCI,
- optarg) < 0) {
+ goto ba_conflict;
+ if (eal_option_device_add(RTE_DEVTYPE_ALLOWED, optarg) < 0)
return -1;
- }
- w_used = 1;
+ a_used = 1;
break;
/* coremask */
case 'c': {
}
return 0;
-bw_used:
- RTE_LOG(ERR, EAL, "Options blacklist (-b) and whitelist (-w) "
- "cannot be used at the same time\n");
+
+ba_conflict:
+ RTE_LOG(ERR, EAL,
+ "Options allow (-a) and block (-b) can't be used at the same time\n");
return -1;
}
" -n CHANNELS Number of memory channels\n"
" -m MB Memory to allocate (see also --"OPT_SOCKET_MEM")\n"
" -r RANKS Force number of memory ranks (don't detect)\n"
- " -b, --"OPT_PCI_BLACKLIST" Add a PCI device in black list.\n"
- " Prevent EAL from using this PCI device. The argument\n"
- " format is <domain:bus:devid.func>.\n"
- " -w, --"OPT_PCI_WHITELIST" Add a PCI device in white list.\n"
- " Only use the specified PCI devices. The argument format\n"
- " is <[domain:]bus:devid.func>. This option can be present\n"
- " several times (once per device).\n"
- " [NOTE: PCI whitelist cannot be used with -b option]\n"
+ " -b, --block Add a device to the blocked list.\n"
+ " Prevent EAL from using this device. The argument\n"
+ " format for PCI devices is <domain:bus:devid.func>.\n"
+ " -a, --allow Add a device to the allow list.\n"
+ " Only use the specified devices. The argument format\n"
+ " for PCI devices is <[domain:]bus:devid.func>.\n"
+ " This option can be present several times.\n"
+ " [NOTE: " OPT_DEV_ALLOW " cannot be used with "OPT_DEV_BLOCK" option]\n"
" --"OPT_VDEV" Add a virtual device.\n"
" The argument format is <driver><id>[,key=val,...]\n"
" (ex: --vdev=net_pcap0,iface=eth2).\n"