api: fix dead client scan heap issue 17/23317/2
authorNathan Skrzypczak <nathan.skrzypczak@gmail.com>
Thu, 7 Nov 2019 15:00:57 +0000 (16:00 +0100)
committerFlorin Coras <florin.coras@gmail.com>
Thu, 7 Nov 2019 18:29:31 +0000 (18:29 +0000)
Type: fix

On multiworker setup when an app client dies, the
vec_reset_length call fails the assert in
clib_mem_is_heap_object. Same thing might happen for
the clib_warnings

Change-Id: I369f9d2dbe60407c84994a4e8d25f6df7848ca93
Signed-off-by: Nathan Skrzypczak <nathan.skrzypczak@gmail.com>
src/vlibmemory/memory_api.c

index 34fd956..c9eebab 100644 (file)
@@ -666,14 +666,18 @@ vl_mem_api_dead_client_scan (api_main_t * am, vl_shmem_hdr_t * shm, f64 now)
                        vec_delete (am->vlib_private_rps, 1, i);
                        goto found;
                      }
+                 svm_pop_heap (oldheap);
                  clib_warning ("private rp %llx AWOL", dead_rp);
+                 oldheap = svm_push_data_heap (svm);
 
                found:
                  /* Kill it, accounting for the memfd header page */
+                 svm_pop_heap (oldheap);
                  if (munmap ((void *) virtual_base, virtual_size) < 0)
                    clib_unix_warning ("munmap");
                  /* Reset the queue-length-address cache */
                  vec_reset_length (vl_api_queue_cursizes);
+                 oldheap = svm_push_data_heap (svm);
                }
              else
                {