Merge pull request #6791 from nysal/ucx_maxtag_fix

pml/ucx: Fix the max tag and context id values
open-mpi · Jul 3, 2019 · 5d51b23 · 5d51b23
2 parents f1b2a09 + fe4ef14
commit 5d51b23
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/ompi/mca/pml/ucx/pml_ucx.c b/ompi/mca/pml/ucx/pml_ucx.c
@@ -72,8 +72,8 @@ mca_pml_ucx_module_t ompi_pml_ucx = {
         .pml_mrecv         = mca_pml_ucx_mrecv,
         .pml_dump          = mca_pml_ucx_dump,
         .pml_ft_event      = NULL,
-        .pml_max_contextid = 1ul << (PML_UCX_CONTEXT_BITS),
-        .pml_max_tag       = 1ul << (PML_UCX_TAG_BITS - 1)
+        .pml_max_contextid = (1ul << (PML_UCX_CONTEXT_BITS)) - 1,
+        .pml_max_tag       = (1ul << (PML_UCX_TAG_BITS - 1)) - 1
     },
     .ucp_context           = NULL,
     .ucp_worker            = NULL