oshmem/shmem: Allocate and exchange base segment address beforehand

tvegas1 · tvegas1 · commit c901f8108355 · 2024-11-15T18:39:55.000+02:00
Signed-off-by: Thomas Vegas &lt;tvegas@nvidia.com&gt;
diff --git a/oshmem/mca/memheap/base/memheap_base_select.c b/oshmem/mca/memheap/base/memheap_base_select.c
@@ -124,7 +124,7 @@ static void *memheap_mmap_get(void *hint, size_t size)
 static int memheap_exchange_base_address(size_t size, void **address)
 {
     int nprocs = oshmem_num_procs();
-    int need_sync = (*address != NULL);
+    int need_sync = (*address == NULL);
     void *base = NULL;
     void *ptr = NULL;
     int rc, i;

Original file line number	Diff line number	Diff line change
`@@ -124,7 +124,7 @@ static void memheap_mmap_get(void hint, size_t size)`
`124`	`124`	`static int memheap_exchange_base_address(size_t size, void **address)`
`125`	`125`	`{`
`126`	`126`	`int nprocs = oshmem_num_procs();`
`127`		`- int need_sync = (*address != NULL);`
	`127`	`+ int need_sync = (*address == NULL);`
`128`	`128`	`void *base = NULL;`
`129`	`129`	`void *ptr = NULL;`
`130`	`130`	`int rc, i;`