LU-8703 libcfs: make tolerant to offline CPUs and empty NUMA nodes

[fs/lustre-release.git] / lnet / lnet / lib-msg.c

diff --git a/lnet/lnet/lib-msg.c b/lnet/lnet/lib-msg.c
index 9dd1d1b..1b90855 100644 (file)
--- a/lnet/lnet/lib-msg.c
+++ b/lnet/lnet/lib-msg.c
@@ -573,16 +573,17 @@ lnet_msg_container_cleanup(struct lnet_msg_container *container)
 int
 lnet_msg_container_setup(struct lnet_msg_container *container, int cpt)
 {
-       int     rc;
+       int rc = 0;
 
        container->msc_init = 1;
 
        INIT_LIST_HEAD(&container->msc_active);
        INIT_LIST_HEAD(&container->msc_finalizing);
 
-       rc = 0;
        /* number of CPUs */
        container->msc_nfinalizers = cfs_cpt_weight(lnet_cpt_table(), cpt);
+       if (container->msc_nfinalizers == 0)
+               container->msc_nfinalizers = 1;
 
        LIBCFS_CPT_ALLOC(container->msc_finalizers, lnet_cpt_table(), cpt,
                         container->msc_nfinalizers *