Re: slab not freeing with current -git

[Anton Blanchard <anton@samba.org>]

 
> That is the issue. It should fall back to kmalloc. One piece of the 
> patchset dropped out between Andrew and Linus.

That helped, but I still had lots of free memory in the request_queue
slab. Giving kmem_cache_alloc_node the same treatment fixed it, although
I wonder if we just shouldnt be passing in -1.

Anton

Index: foobar2/mm/slab.c
===================================================================
--- foobar2.orig/mm/slab.c	2005-07-06 10:47:47.950435997 +1000
+++ foobar2/mm/slab.c	2005-07-06 10:59:59.945684235 +1000
@@ -2372,6 +2372,9 @@
 	struct slab *slabp;
 	kmem_bufctl_t next;
 
+	if (nodeid == -1)
+		return kmem_cache_alloc(cachep, flags);
+
 	for (loop = 0;;loop++) {
 		struct list_head *q;
 
@@ -2443,6 +2446,9 @@
 {
 	kmem_cache_t *cachep;
 
+	if (node == -1)
+		return kmalloc(size, flags);
+
 	cachep = kmem_find_general_cachep(size, flags);
 	if (unlikely(cachep == NULL))
 		return NULL;