X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Fvnf%2Fvirtio-user-ping%2F01-add-single-file.patch;fp=src%2Fvnf%2Fvirtio-user-ping%2F01-add-single-file.patch;h=a686502c62c2e6fccff227b47992338bb1fca7e6;hb=5812982c9b2c84aaa6bba36ac6a06ed025dd7e10;hp=0000000000000000000000000000000000000000;hpb=d14bcec5cbfaa1972fafdd3e1ad849f1014a4360;p=openretriever.git diff --git a/src/vnf/virtio-user-ping/01-add-single-file.patch b/src/vnf/virtio-user-ping/01-add-single-file.patch new file mode 100644 index 0000000..a686502 --- /dev/null +++ b/src/vnf/virtio-user-ping/01-add-single-file.patch @@ -0,0 +1,171 @@ +Signed-off-by: Jianfeng Tan +--- + lib/librte_eal/common/eal_common_options.c | 18 +++++++++++ + lib/librte_eal/common/eal_internal_cfg.h | 1 + + lib/librte_eal/common/eal_options.h | 2 ++ + lib/librte_eal/linuxapp/eal/eal.c | 4 +-- + lib/librte_eal/linuxapp/eal/eal_memory.c | 49 +++++++++++++++++++++++++----- + 5 files changed, 64 insertions(+), 10 deletions(-) + +diff --git a/lib/librte_eal/common/eal_common_options.c b/lib/librte_eal/common/eal_common_options.c +index f470195..4ad41b3 100644 +--- a/lib/librte_eal/common/eal_common_options.c ++++ b/lib/librte_eal/common/eal_common_options.c +@@ -95,6 +95,7 @@ eal_long_options[] = { + {OPT_VFIO_INTR, 1, NULL, OPT_VFIO_INTR_NUM }, + {OPT_VMWARE_TSC_MAP, 0, NULL, OPT_VMWARE_TSC_MAP_NUM }, + {OPT_XEN_DOM0, 0, NULL, OPT_XEN_DOM0_NUM }, ++ {OPT_SINGLE_FILE, 0, NULL, OPT_SINGLE_FILE_NUM }, + {0, 0, NULL, 0 } + }; + +@@ -933,6 +934,10 @@ eal_parse_common_option(int opt, const char *optarg, + core_parsed = 1; + break; + ++ case OPT_SINGLE_FILE_NUM: ++ conf->single_file = 1; ++ break; ++ + /* don't know what to do, leave this to caller */ + default: + return 1; +@@ -1025,6 +1030,17 @@ eal_check_common_options(struct internal_config *internal_cfg) + return -1; + } + ++ if (internal_cfg->single_file && internal_cfg->force_sockets == 1) { ++ RTE_LOG(ERR, EAL, "Option --"OPT_SINGLE_FILE" cannot " ++ "be specified together with --"OPT_SOCKET_MEM"\n"); ++ return -1; ++ } ++ if (internal_cfg->single_file && internal_cfg->hugepage_unlink) { ++ RTE_LOG(ERR, EAL, "Option --"OPT_HUGE_UNLINK" cannot " ++ "be specified together with --"OPT_SINGLE_FILE"\n"); ++ return -1; ++ } ++ + if (rte_eal_devargs_type_count(RTE_DEVTYPE_WHITELISTED_PCI) != 0 && + rte_eal_devargs_type_count(RTE_DEVTYPE_BLACKLISTED_PCI) != 0) { + RTE_LOG(ERR, EAL, "Options blacklist (-b) and whitelist (-w) " +@@ -1056,6 +1072,8 @@ eal_common_usage(void) + " -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" ++ " --"OPT_SINGLE_FILE" Create single file for shared memory, and \n" ++ " do not promise physical contiguity of memseg\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 .\n" +diff --git a/lib/librte_eal/common/eal_internal_cfg.h b/lib/librte_eal/common/eal_internal_cfg.h +index 7b7e8c8..82b0f97 100644 +--- a/lib/librte_eal/common/eal_internal_cfg.h ++++ b/lib/librte_eal/common/eal_internal_cfg.h +@@ -61,6 +61,7 @@ struct hugepage_info { + */ + struct internal_config { + volatile size_t memory; /**< amount of asked memory */ ++ volatile unsigned single_file; /**< map all hugepages in single file */ + volatile unsigned force_nchannel; /**< force number of channels */ + volatile unsigned force_nrank; /**< force number of ranks */ + volatile unsigned no_hugetlbfs; /**< true to disable hugetlbfs */ +diff --git a/lib/librte_eal/common/eal_options.h b/lib/librte_eal/common/eal_options.h +index a881c62..e5da14a 100644 +--- a/lib/librte_eal/common/eal_options.h ++++ b/lib/librte_eal/common/eal_options.h +@@ -83,6 +83,8 @@ enum { + OPT_VMWARE_TSC_MAP_NUM, + #define OPT_XEN_DOM0 "xen-dom0" + OPT_XEN_DOM0_NUM, ++#define OPT_SINGLE_FILE "single-file" ++ OPT_SINGLE_FILE_NUM, + OPT_LONG_MAX_NUM + }; + +diff --git a/lib/librte_eal/linuxapp/eal/eal.c b/lib/librte_eal/linuxapp/eal/eal.c +index 7c78f2d..b6f2ca2 100644 +--- a/lib/librte_eal/linuxapp/eal/eal.c ++++ b/lib/librte_eal/linuxapp/eal/eal.c +@@ -839,6 +839,8 @@ rte_eal_init(int argc, char **argv) + } + #endif + ++ eal_thread_init_master(rte_config.master_lcore); ++ + if (rte_eal_memory_init() < 0) { + rte_eal_init_alert("Cannot init memory\n"); + rte_errno = ENOMEM; +@@ -877,8 +879,6 @@ rte_eal_init(int argc, char **argv) + if (eal_plugins_init() < 0) + rte_eal_init_alert("Cannot init plugins\n"); + +- eal_thread_init_master(rte_config.master_lcore); +- + ret = eal_thread_dump_affinity(cpuset, RTE_CPU_AFFINITY_STR_LEN); + + RTE_LOG(DEBUG, EAL, "Master lcore %u is ready (tid=%x;cpuset=[%s%s])\n", diff --git a/lib/librte_eal/linuxapp/eal/eal_memory.c b/lib/librte_eal/linuxapp/eal/eal_memory.c +index 618a09b..70c6536 100644 +--- a/lib/librte_eal/linuxapp/eal/eal_memory.c ++++ b/lib/librte_eal/linuxapp/eal/eal_memory.c +@@ -982,20 +982,53 @@ rte_eal_hugepage_init(void) + /* get pointer to global configuration */ + mcfg = rte_eal_get_configuration()->mem_config; + +- /* hugetlbfs can be disabled */ +- if (internal_config.no_hugetlbfs) { +- addr = mmap(NULL, internal_config.memory, PROT_READ | PROT_WRITE, +- MAP_PRIVATE | MAP_ANONYMOUS, 0, 0); ++ /* when hugetlbfs is disabled or single-file option is specified */ ++ if (internal_config.no_hugetlbfs || internal_config.single_file) { ++ int fd; ++ uint64_t pagesize; ++ unsigned socket_id = rte_socket_id(); ++ char filepath[MAX_HUGEPAGE_PATH]; ++ ++ if (internal_config.no_hugetlbfs) { ++ eal_get_hugefile_path(filepath, sizeof(filepath), ++ "/dev/shm", 0); ++ pagesize = RTE_PGSIZE_4K; ++ } else { ++ struct hugepage_info *hpi; ++ ++ hpi = &internal_config.hugepage_info[0]; ++ eal_get_hugefile_path(filepath, sizeof(filepath), ++ hpi->hugedir, 0); ++ pagesize = hpi->hugepage_sz; ++ } ++ fd = open(filepath, O_CREAT | O_RDWR, S_IRUSR | S_IWUSR); ++ if (fd < 0) { ++ RTE_LOG(ERR, EAL, "%s: open %s failed: %s\n", ++ __func__, filepath, strerror(errno)); ++ return -1; ++ } ++ ++ if (ftruncate(fd, internal_config.memory) < 0) { ++ RTE_LOG(ERR, EAL, "ftuncate %s failed: %s\n", ++ filepath, strerror(errno)); ++ return -1; ++ } ++ ++ addr = mmap(NULL, internal_config.memory, ++ PROT_READ | PROT_WRITE, ++ MAP_SHARED | MAP_POPULATE, fd, 0); + if (addr == MAP_FAILED) { +- RTE_LOG(ERR, EAL, "%s: mmap() failed: %s\n", __func__, +- strerror(errno)); ++ RTE_LOG(ERR, EAL, "%s: mmap() failed: %s\n", ++ __func__, strerror(errno)); + return -1; + } + mcfg->memseg[0].phys_addr = (phys_addr_t)(uintptr_t)addr; + mcfg->memseg[0].addr = addr; +- mcfg->memseg[0].hugepage_sz = RTE_PGSIZE_4K; ++ mcfg->memseg[0].hugepage_sz = pagesize; + mcfg->memseg[0].len = internal_config.memory; +- mcfg->memseg[0].socket_id = 0; ++ mcfg->memseg[0].socket_id = socket_id; ++ ++ close(fd); + return 0; + } +