Fix a potential bug inserting new keys before the new hash table is p…

…ersistently swapped
utsaslab · Apr 20, 2021 · 94dc38f · 94dc38f
1 parent ccb31d9
commit 94dc38f
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/P-CLHT/src/clht_lb_res.c b/P-CLHT/src/clht_lb_res.c
@@ -756,8 +756,9 @@ ht_resize_pes(clht_t* h, int is_increase, int by)
 #endif
 
 	// atomically swap the root pointer
-    SWAP_U64((uint64_t*) h, (uint64_t) ht_new);
-    clflush((char *)h, sizeof(uint64_t), false, true);
+    //SWAP_U64((uint64_t*) h, (uint64_t) ht_new);
+    //clflush((char *)h, sizeof(uint64_t), false, true);
+    movnt64((uint64_t)&h->ht, (uint64_t)ht_new, false, true);
 
 #if defined(CRASH_AFTER_SWAP_CLHT)
 	pid_t pid1 = fork();