eal: minor changes
authorIntel <intel.com>
Wed, 19 Dec 2012 23:00:00 +0000 (00:00 +0100)
committerThomas Monjalon <thomas.monjalon@6wind.com>
Thu, 25 Jul 2013 13:17:47 +0000 (15:17 +0200)
Signed-off-by: Intel
lib/librte_eal/common/include/rte_atomic.h
lib/librte_eal/linuxapp/eal/eal.c
lib/librte_eal/linuxapp/eal/eal_memory.c
lib/librte_eal/linuxapp/eal/include/eal_internal_cfg.h

index 512241c..f4e7abd 100644 (file)
@@ -51,7 +51,6 @@ extern "C" {
 #endif
 
 #include <stdint.h>
-
 #include "arch/rte_atomic.h"
 
 
index 22db385..9096a5d 100644 (file)
@@ -285,15 +285,16 @@ eal_usage(const char *prgname)
        printf("\nUsage: %s -c COREMASK -n NUM [-m NB] [-r NUM] [-b <domain:bus:devid.func>]"
               "[--proc-type primary|secondary|auto] \n\n"
               "EAL options:\n"
-              "  -c COREMASK: A hexadecimal bitmask of cores to run on\n"
-              "  -n NUM     : Number of memory channels\n"
-                  "  -v         : Display version information on startup\n"
-              "  -b <domain:bus:devid.func>: to prevent EAL from using specified PCI device\n"
-              "               (multiple -b options are alowed)\n"
-              "  -m MB      : memory to allocate (default = size of hugemem)\n"
-              "  -r NUM     : force number of memory ranks (don't detect)\n"
-              "  --"OPT_HUGE_DIR" : directory where hugetlbfs is mounted\n"
-              "  --"OPT_PROC_TYPE": type of this process\n"
+              "  -c COREMASK  : A hexadecimal bitmask of cores to run on\n"
+              "  -n NUM       : Number of memory channels\n"
+                  "  -v           : Display version information on startup\n"
+              "  -b <domain:bus:devid.func>: to prevent EAL from using specified "
+           "PCI device\n"
+              "                 (multiple -b options are allowed)\n"
+              "  -m MB        : memory to allocate (see also --"OPT_SOCKET_MEM")\n"
+              "  -r NUM       : force number of memory ranks (don't detect)\n"
+              "  --"OPT_HUGE_DIR"   : directory where hugetlbfs is mounted\n"
+              "  --"OPT_PROC_TYPE"  : type of this process\n"
               "  --"OPT_FILE_PREFIX": prefix for hugepage filenames\n"
               "\nEAL options for DEBUG use only:\n"
               "  --"OPT_NO_HUGE"  : use malloc instead of hugetlbfs\n"
index d76ebd9..511c0a7 100644 (file)
@@ -221,7 +221,7 @@ map_all_hugepages(struct hugepage *hugepg_tbl,
 
                fd = open(hugepg_tbl[i].filepath, O_CREAT | O_RDWR, 0755);
                if (fd < 0) {
-                       RTE_LOG(ERR, EAL, "%s(): open failed: %s", __func__,
+                       RTE_LOG(ERR, EAL, "%s(): open failed: %s\n", __func__,
                                        strerror(errno));
                        return -1;
                }
@@ -229,11 +229,12 @@ map_all_hugepages(struct hugepage *hugepg_tbl,
                virtaddr = mmap(vma_addr, hugepage_sz, PROT_READ | PROT_WRITE,
                                MAP_SHARED, fd, 0);
                if (virtaddr == MAP_FAILED) {
-                       RTE_LOG(ERR, EAL, "%s(): mmap failed: %s", __func__,
+                       RTE_LOG(ERR, EAL, "%s(): mmap failed: %s\n", __func__,
                                        strerror(errno));
                        close(fd);
                        return -1;
                }
+
                if (orig) {
                        hugepg_tbl[i].orig_va = virtaddr;
                        memset(virtaddr, 0, hugepage_sz);
@@ -281,7 +282,7 @@ find_physaddr(struct hugepage *hugepg_tbl, struct hugepage_info *hpi)
 
        fd = open("/proc/self/pagemap", O_RDONLY);
        if (fd < 0) {
-               RTE_LOG(ERR, EAL, "%s(): cannot open /proc/self/pagemap: %s",
+               RTE_LOG(ERR, EAL, "%s(): cannot open /proc/self/pagemap: %s\n",
                        __func__, strerror(errno));
                return -1;
        }
@@ -292,13 +293,13 @@ find_physaddr(struct hugepage *hugepg_tbl, struct hugepage_info *hpi)
                        page_size;
                offset = sizeof(uint64_t) * virt_pfn;
                if (lseek(fd, offset, SEEK_SET) != offset){
-                       RTE_LOG(ERR, EAL, "%s(): seek error in /proc/self/pagemap: %s",
+                       RTE_LOG(ERR, EAL, "%s(): seek error in /proc/self/pagemap: %s\n",
                                        __func__, strerror(errno));
                        close(fd);
                        return -1;
                }
                if (read(fd, &page, sizeof(uint64_t)) < 0) {
-                       RTE_LOG(ERR, EAL, "%s(): cannot read /proc/self/pagemap: %s",
+                       RTE_LOG(ERR, EAL, "%s(): cannot read /proc/self/pagemap: %s\n",
                                        __func__, strerror(errno));
                        close(fd);
                        return -1;
@@ -332,7 +333,7 @@ find_numasocket(struct hugepage *hugepg_tbl, struct hugepage_info *hpi)
        f = fopen("/proc/self/numa_maps", "r");
        if (f == NULL) {
                RTE_LOG(INFO, EAL, "cannot open /proc/self/numa_maps,"
-                               "consider that all memory is in socket_id 0");
+                               " consider that all memory is in socket_id 0\n");
                return 0;
        }
 
@@ -441,7 +442,7 @@ sort_by_physaddr(struct hugepage *hugepg_tbl, struct hugepage_info *hpi)
 
 /*
  * Uses mmap to create a shared memory area for storage of data
- *Used in this file to store the hugepage file map on disk
+ * Used in this file to store the hugepage file map on disk
  */
 static void *
 create_shared_memory(const char *filename, const size_t mem_size)
index 4d143c8..fc7da3e 100644 (file)
  * mount points of hugepages
  */
 struct hugepage_info {
-       uint64_t hugepage_sz;       /**< size of a huge page */
-       const char *hugedir;        /**< dir where hugetlbfs is mounted */
-       uint32_t num_pages;         /**< number of hugepages of that size */
+       uint64_t hugepage_sz;   /**< size of a huge page */
+       const char *hugedir;    /**< dir where hugetlbfs is mounted */
+       uint32_t num_pages;     /**< number of hugepages of that size */
 };
 
 /**
  * internal configuration
  */
 struct internal_config {
-       volatile uint64_t memory;         /* amount of asked memory */
-       volatile unsigned force_nchannel; /* force number of channels */
-       volatile unsigned force_nrank;    /* force number of ranks */
-       volatile unsigned no_hugetlbfs;   /* true to disable hugetlbfs */
-       volatile unsigned no_pci;         /* true to disable PCI */
-       volatile unsigned no_hpet;        /* true to disable HPET */
-       volatile unsigned no_shconf;      /* true if there is no shared config */
+       volatile uint64_t memory;         /**< amount of asked memory */
+       volatile unsigned force_nchannel; /**< force number of channels */
+       volatile unsigned force_nrank;    /**< force number of ranks */
+       volatile unsigned no_hugetlbfs;   /**< true to disable hugetlbfs */
+       volatile unsigned no_pci;         /**< true to disable PCI */
+       volatile unsigned no_hpet;        /**< true to disable HPET */
+       volatile unsigned no_shconf;      /**< true if there is no shared config */
        volatile enum rte_proc_type_t process_type; /* multi-process proc type */
-       const char *hugefile_prefix;      /* the base filename of hugetlbfs files */
-       const char *hugepage_dir;         /* specific hugetlbfs directory to use */
+       const char *hugefile_prefix;      /**< the base filename of hugetlbfs files */
+       const char *hugepage_dir;         /**< specific hugetlbfs directory to use */
 
-       unsigned num_hugepage_sizes;      /* how many sizes on this system */
+       unsigned num_hugepage_sizes;      /**< how many sizes on this system */
        struct hugepage_info hugepage_info[MAX_HUGEPAGE_SIZES];
 };
 extern struct internal_config internal_config; /**< Global EAL configuration. */