Merge pull request open-mpi#12894 from edgargabriel/topic/vulcan-two-phase-read-all

fcoll/vulcan: add two_phase read_all

Author: edgargabriel

ompi/mca/fcoll/vulcan/Makefile.am

@@ -13,6 +13,7 @@
 # Copyright (c) 2012 Cisco Systems, Inc.  All rights reserved.
 # Copyright (c) 2018      Research Organization for Information Science
 #                         and Technology (RIST).  All rights reserved.
+# Copyright (c) 2024      Advanced Micro Devices, Inc. All rights reserved.
 # $COPYRIGHT$
 #
 # Additional copyrights may follow
@@ -22,6 +23,7 @@
 
 sources = \
         fcoll_vulcan.h \
+        fcoll_vulcan_internal.h \
         fcoll_vulcan_module.c \
         fcoll_vulcan_component.c \
         fcoll_vulcan_file_read_all.c \

ompi/mca/fcoll/vulcan/fcoll_vulcan.h

@@ -14,6 +14,7 @@
  *                         and Technology (RIST). All rights reserved.
  * Copyright (c) 2024      Triad National Security, LLC. All rights
  *                         reserved.
+ * Copyright (c) 2024      Advanced Micro Devices, Inc. All rights reserved.
  * $COPYRIGHT$
  *
  * Additional copyrights may follow
@@ -40,8 +41,6 @@ BEGIN_C_DECLS
 /* Globally exported variables */
 
 extern int mca_fcoll_vulcan_priority;
-extern int mca_fcoll_vulcan_num_groups;
-extern int mca_fcoll_vulcan_write_chunksize;
 extern int mca_fcoll_vulcan_async_io;
 extern int mca_fcoll_vulcan_use_accelerator_buffers;
 

ompi/mca/fcoll/vulcan/fcoll_vulcan_component.c

@@ -16,6 +16,7 @@
  *                         reserved.
  * Copyright (c) 2024      Triad National Security, LLC. All rights
  *                         reserved.
+ * Copyright (c) 2024      Advanced Micro Devices, Inc. All rights reserved.
  * $COPYRIGHT$
  *
  * Additional copyrights may follow
@@ -43,8 +44,6 @@ const char *mca_fcoll_vulcan_component_version_string =
  * Global variables
  */
 int mca_fcoll_vulcan_priority = 10;
-int mca_fcoll_vulcan_num_groups = 1;
-int mca_fcoll_vulcan_write_chunksize = -1;
 int mca_fcoll_vulcan_async_io = 0;
 
 /*
@@ -91,20 +90,6 @@ vulcan_register(void)
                                            OPAL_INFO_LVL_9,
                                            MCA_BASE_VAR_SCOPE_READONLY, &mca_fcoll_vulcan_priority);
 
-    mca_fcoll_vulcan_num_groups = 1;
-    (void) mca_base_component_var_register(&mca_fcoll_vulcan_component.fcollm_version,
-                                           "num_groups", "Number of subgroups created by the vulcan component",
-                                           MCA_BASE_VAR_TYPE_INT, NULL, 0, 0,
-                                           OPAL_INFO_LVL_9,
-                                           MCA_BASE_VAR_SCOPE_READONLY, &mca_fcoll_vulcan_num_groups);
-
-    mca_fcoll_vulcan_write_chunksize = -1;
-    (void) mca_base_component_var_register(&mca_fcoll_vulcan_component.fcollm_version,
-                                           "write_chunksize", "Chunk size written at once. Default: stripe_size of the file system",
-                                           MCA_BASE_VAR_TYPE_INT, NULL, 0, 0,
-                                           OPAL_INFO_LVL_9,
-                                           MCA_BASE_VAR_SCOPE_READONLY, &mca_fcoll_vulcan_write_chunksize);
-
     mca_fcoll_vulcan_async_io = 0;
     (void) mca_base_component_var_register(&mca_fcoll_vulcan_component.fcollm_version,
                                            "async_io", "Asynchronous I/O support options. 0: Automatic choice (default) "