Merge pull request #375 from Treece-Burgess/05-14-2025-debug-memory

Sysdetect/Topdown/Infiniband/NVML Components: Resolves Cases Where `Error! PAPI_library_init` Occurs with `--with-debug=memory`

Author: Treece-Burgess

src/components/infiniband/linux-infiniband.c

@@ -983,7 +983,7 @@ papi_vector_t _infiniband_vector = {
         .context = sizeof (infiniband_context_t),
         .control_state = sizeof (infiniband_control_state_t),
         .reg_value = sizeof (infiniband_register_t),
-        /* .reg_alloc = sizeof (infiniband_reg_alloc_t), */
+        .reg_alloc = 1 /* unused */
     },
     /* function pointers in this component */
     .init_thread =          _infiniband_init_thread,

src/components/nvml/linux-nvml.c

@@ -1893,7 +1893,7 @@ papi_vector_t _nvml_vector = {
         .context = sizeof(nvml_context_t),
         .control_state = sizeof(nvml_control_state_t),
         .reg_value = sizeof(nvml_register_t),
-        // .reg_alloc = sizeof ( nvml_reg_alloc_t ),
+        .reg_alloc = 1, /* unused */
     },
 
     /* function pointers */

src/components/sysdetect/sysdetect.c

@@ -475,6 +475,14 @@ papi_vector_t _sysdetect_vector = {
                  .kernel_version = "n/a",
                 },
 
+    /* Sizes of framework-opaque component-private structures */
+    .size = {
+        .context = 1, /* unused */
+        .control_state = 1, /* unused */
+        .reg_value = 1, /* unused */
+        .reg_alloc = 1, /* unused */
+    },
+
     /* Used for general PAPI interactions */
     .init_component = _sysdetect_init_component,
     .init_thread = _sysdetect_init_thread,

src/components/topdown/topdown.c

@@ -909,6 +909,8 @@ papi_vector_t _topdown_vector = {
 	.size = {
 		.context = sizeof(_topdown_context_t),
 		.control_state = sizeof(_topdown_control_state_t),
+		.reg_value = 1, /* unused */
+		.reg_alloc = 1, /* unused */
 	},
 
 	/* Used for general PAPI interactions */
@@ -930,4 +932,4 @@ papi_vector_t _topdown_vector = {
 	.ntv_code_to_name = _topdown_ntv_code_to_name,
 	.ntv_code_to_descr = _topdown_ntv_code_to_descr,
 	.ntv_code_to_info = _topdown_ntv_code_to_info,
-};
+};

src/components/topdown/topdown.h

@@ -74,7 +74,9 @@ typedef struct topdown_control_state
 #define TOPDOWN_METRIC_IDX_FETCH_LAT        6
 #define TOPDOWN_METRIC_IDX_MEM_BOUND        7
 
-/** Holds per thread information */
+/* Holds per thread information; however, we do not use this structure,
+   but the framework still needs its size */
 typedef struct topdown_context
 {
-} _topdown_context_t;
+    int junk;
+} _topdown_context_t;