Use opal_getpagesize to get the proper page size

Refs trac:4826

This commit was SVN r32427.

The following Trac tickets were found above:
  Ticket 4826 --> https://svn.open-mpi.org/trac/ompi/ticket/4826

opal/mca/btl/openib/btl_openib.c

@@ -62,6 +62,8 @@
 #include "opal/mca/common/cuda/common_cuda.h"
 #endif /* OPAL_CUDA_SUPPORT */
 
+#include "opal/util/sys_limits.h"
+
 #include <errno.h>
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -640,13 +642,13 @@ static uint64_t calculate_max_reg (void)
             num_mtt = 1 << 20;
         }
 
-        max_reg = (num_mtt - reserved_mtt) * getpagesize () * mtts_per_seg;
+        max_reg = (num_mtt - reserved_mtt) * opal_getpagesize () * mtts_per_seg;
     } else if (0 == stat("/sys/module/ib_mthca/parameters", &statinfo)) {
         mtts_per_seg = 1 << read_module_param("/sys/module/ib_mthca/parameters/log_mtts_per_seg", 1);
         num_mtt = read_module_param("/sys/module/ib_mthca/parameters/num_mtt", 1 << 20);
         reserved_mtt = read_module_param("/sys/module/ib_mthca/parameters/fmr_reserved_mtts", 0);
 
-        max_reg = (num_mtt - reserved_mtt) * getpagesize () * mtts_per_seg;
+        max_reg = (num_mtt - reserved_mtt) * opal_getpagesize () * mtts_per_seg;
     } else {
         /* Need to update to determine the registration limit for this
            configuration */

opal/mca/btl/openib/connect/btl_openib_connect_sl.c

@@ -2,6 +2,8 @@
  * Copyright (c) 2011      Mellanox Technologies.  All rights reserved.
  *
  * Copyright (c) 2013 Cisco Systems, Inc.  All rights reserved.
+ * Copyright (c) 2014      Research Organization for Information Science
+ *                         and Technology (RIST). All rights reserved.
  * $COPYRIGHT$
  *
  * Additional copyrights may follow
@@ -12,6 +14,7 @@
 #include "btl_openib.h"
 
 #include "opal/util/show_help.h"
+#include "opal/util/sys_limits.h"
 #include "connect/btl_openib_connect_sl.h"
 #include <infiniband/iba/ib_types.h>
 
@@ -393,7 +396,7 @@ static int get_pathrecord_sl(struct ibv_context *context_arg,
     ib_sa_mad_t *req_mad, *resp_mad;
     struct ibv_sge ssge;
     struct mca_btl_openib_sa_qp_cache *cache;
-    long page_size = sysconf(_SC_PAGESIZE);
+    size_t page_size = (size_t)opal_getpagesize();
     int rc;
 
     /* search for a cached item */

opal/mca/btl/openib/connect/btl_openib_connect_udcm.c

@@ -71,6 +71,7 @@
 #include "connect/connect.h"
 
 #include "opal/mca/mpool/grdma/mpool_grdma.h"
+#include "opal/util/sys_limits.h"
 
 #if (ENABLE_DYNAMIC_SL)
 #include "connect/btl_openib_connect_sl.h"
@@ -935,7 +936,7 @@ static int udcm_module_allocate_buffers (udcm_module_t *m)
                                           UDCM_GRH_SIZE);
 
     m->cm_buffer = NULL;
-    posix_memalign ((void **)&m->cm_buffer, sysconf(_SC_PAGESIZE),
+    posix_memalign ((void **)&m->cm_buffer, (size_t)opal_getpagesize(),
                     total_size);
     if (NULL == m->cm_buffer) {
         BTL_ERROR(("malloc failed! errno = %d", errno));

opal/mca/shmem/sysv/shmem_sysv_component.c

@@ -13,6 +13,8 @@
  * Copyright (c) 2010-2011 Los Alamos National Security, LLC.
  *                         All rights reserved.
  * Copyright (c) 2011      NVIDIA Corporation.  All rights reserved.
+ * Copyright (c) 2014      Research Organization for Information Science
+ *                         and Technology (RIST). All rights reserved.
  * $COPYRIGHT$
  *
  * Additional copyrights may follow
@@ -51,6 +53,7 @@
 #include "opal/constants.h"
 #include "opal/util/show_help.h"
 #include "opal/util/output.h"
+#include "opal/util/sys_limits.h"
 #include "opal/mca/shmem/base/base.h"
 #include "opal/mca/shmem/shmem.h"
 #include "shmem_sysv.h"
@@ -183,7 +186,7 @@ sysv_runtime_query(mca_base_module_t **module, int *priority, const char *hint)
          "starting run-time test...\n")
     );
 
-    if (-1 == (shmid = shmget(IPC_PRIVATE, (size_t)(getpagesize()),
+    if (-1 == (shmid = shmget(IPC_PRIVATE, (size_t)(opal_getpagesize()),
                               IPC_CREAT | IPC_EXCL | S_IRWXU ))) {
         goto out;
     }

oshmem/mca/sshmem/sysv/sshmem_sysv_component.c

@@ -1,6 +1,8 @@
 /*
  * Copyright (c) 2014      Mellanox Technologies, Inc.
  *                         All rights reserved.
+ * Copyright (c) 2014      Research Organization for Information Science
+ *                         and Technology (RIST). All rights reserved.
  * $COPYRIGHT$
  *
  * Additional copyrights may follow
@@ -33,6 +35,7 @@
 #include "opal/constants.h"
 #include "opal/util/show_help.h"
 #include "opal/util/output.h"
+#include "opal/util/sys_limits.h"
 
 #include "oshmem/mca/sshmem/sshmem.h"
 #include "oshmem/mca/sshmem/base/base.h"
@@ -110,7 +113,7 @@ sysv_runtime_query(mca_base_module_t **module,
 #if defined (SHM_HUGETLB)
     mca_sshmem_sysv_component.use_hp = 1;
     flags = IPC_CREAT | IPC_EXCL | S_IRUSR | S_IWUSR | SHM_HUGETLB;
-    if (-1 == (shmid = shmget(IPC_PRIVATE, (size_t)(getpagesize()), flags))) {
+    if (-1 == (shmid = shmget(IPC_PRIVATE, (size_t)(opal_getpagesize()), flags))) {
         mca_sshmem_sysv_component.use_hp = 0;
     }
     else if ((void *)-1 == (addr = shmat(shmid, NULL, 0))) {
@@ -121,7 +124,7 @@ sysv_runtime_query(mca_base_module_t **module,
 
     if (0 == mca_sshmem_sysv_component.use_hp) {
         flags = IPC_CREAT | IPC_EXCL | S_IRUSR | S_IWUSR;
-        if (-1 == (shmid = shmget(IPC_PRIVATE, (size_t)(getpagesize()), flags))) {
+        if (-1 == (shmid = shmget(IPC_PRIVATE, (size_t)(opal_getpagesize()), flags))) {
             goto out;
         }
         else if ((void *)-1 == (addr = shmat(shmid, NULL, 0))) {

oshmem/mca/sshmem/verbs/sshmem_verbs_component.c

@@ -1,6 +1,8 @@
 /*
  * Copyright (c) 2014      Mellanox Technologies, Inc.
  *                         All rights reserved.
+ * Copyright (c) 2014      Research Organization for Information Science
+ *                         and Technology (RIST). All rights reserved.
  * $COPYRIGHT$
  *
  * Additional copyrights may follow
@@ -146,7 +148,7 @@ verbs_runtime_query(mca_base_module_t **module,
     /* Allocate memory */
     if (!rc) {
         void *addr = NULL;
-        size_t size = getpagesize();
+        size_t size = (size_t)opal_getpagesize();
         struct ibv_mr *ib_mr = NULL;
         uint64_t access_flag = IBV_ACCESS_LOCAL_WRITE |
                           IBV_ACCESS_REMOTE_WRITE |