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hub / github.com/F-Stack/f-stack / rte_eal_memseg_init

Function rte_eal_memseg_init

dpdk/lib/eal/linux/eal_memory.c:1931–1971  ·  view source on GitHub ↗

Source from the content-addressed store, hash-verified

1929}
1930
1931int
1932rte_eal_memseg_init(void)
1933{
1934 /* increase rlimit to maximum */
1935 struct rlimit lim;
1936
1937#ifndef RTE_EAL_NUMA_AWARE_HUGEPAGES
1938 const struct internal_config *internal_conf =
1939 eal_get_internal_configuration();
1940#endif
1941 if (getrlimit(RLIMIT_NOFILE, &lim) == 0) {
1942 /* set limit to maximum */
1943 lim.rlim_cur = lim.rlim_max;
1944
1945 if (setrlimit(RLIMIT_NOFILE, &lim) < 0) {
1946 RTE_LOG(DEBUG, EAL, "Setting maximum number of open files failed: %s\n",
1947 strerror(errno));
1948 } else {
1949 RTE_LOG(DEBUG, EAL, "Setting maximum number of open files to %"
1950 PRIu64 "\n",
1951 (uint64_t)lim.rlim_cur);
1952 }
1953 } else {
1954 RTE_LOG(ERR, EAL, "Cannot get current resource limits\n");
1955 }
1956#ifndef RTE_EAL_NUMA_AWARE_HUGEPAGES
1957 if (!internal_conf->legacy_mem && rte_socket_count() > 1) {
1958 RTE_LOG(WARNING, EAL, "DPDK is running on a NUMA system, but is compiled without NUMA support.\n");
1959 RTE_LOG(WARNING, EAL, "This will have adverse consequences for performance and usability.\n");
1960 RTE_LOG(WARNING, EAL, "Please use --"OPT_LEGACY_MEM" option, or recompile with NUMA support.\n");
1961 }
1962#endif
1963
1964 return rte_eal_process_type() == RTE_PROC_PRIMARY ?
1965#ifndef RTE_ARCH_64
1966 memseg_primary_init_32() :
1967#else
1968 memseg_primary_init() :
1969#endif
1970 memseg_secondary_init();
1971}

Callers 1

rte_eal_memory_initFunction · 0.50

Calls 5

rte_socket_countFunction · 0.85
rte_eal_process_typeFunction · 0.85
memseg_primary_initFunction · 0.85
memseg_secondary_initFunction · 0.70

Tested by

no test coverage detected