touch less pages in decrRefCount

This commit is contained in:
antirez 2011-06-02 17:41:42 +02:00 committed by antirez
parent b002546bb4
commit 936c4ab64b

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@ -180,7 +180,7 @@ void decrRefCount(void *obj) {
robj *o = obj;
if (o->refcount <= 0) redisPanic("decrRefCount against refcount <= 0");
if (--(o->refcount) == 0) {
if (o->refcount == 1) {
switch(o->type) {
case REDIS_STRING: freeStringObject(o); break;
case REDIS_LIST: freeListObject(o); break;
@ -189,8 +189,9 @@ void decrRefCount(void *obj) {
case REDIS_HASH: freeHashObject(o); break;
default: redisPanic("Unknown object type"); break;
}
o->ptr = NULL; /* defensive programming. We'll see NULL in traces. */
zfree(o);
} else {
o->refcount--;
}
}