linux-kernel - Re: [patch 09/10] Remove the SLOB allocator for 2.6.23

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Message-ID: <Pine.LNX.4.64.0707101549520.5919@schroedinger.engr.sgi.com>
Date:	Tue, 10 Jul 2007 15:50:56 -0700 (PDT)
From:	Christoph Lameter <clameter@....com>
To:	Matt Mackall <mpm@...enic.com>
cc:	Pekka Enberg <penberg@...helsinki.fi>,
	Nick Piggin <nickpiggin@...oo.com.au>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Ingo Molnar <mingo@...e.hu>, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org, suresh.b.siddha@...el.com,
	corey.d.gough@...el.com, Denis Vlasenko <vda.linux@...glemail.com>,
	Erik Andersen <andersen@...epoet.org>
Subject: Re: [patch 09/10] Remove the SLOB allocator for 2.6.23

On Tue, 10 Jul 2007, Matt Mackall wrote:

> Without the parameter, as the other way doesn't compile in -mm1.

here is the patch that went into mm after mm1 was released.

---
 mm/slub.c |    4 ++++
 1 file changed, 4 insertions(+)

Index: linux-2.6.22-rc6-mm1/mm/slub.c
===================================================================
--- linux-2.6.22-rc6-mm1.orig/mm/slub.c	2007-07-06 13:28:57.000000000 -0700
+++ linux-2.6.22-rc6-mm1/mm/slub.c	2007-07-06 13:29:01.000000000 -0700
@@ -1868,7 +1868,9 @@ static void init_kmem_cache_node(struct 
 	atomic_long_set(&n->nr_slabs, 0);
 	spin_lock_init(&n->list_lock);
 	INIT_LIST_HEAD(&n->partial);
+#ifdef CONFIG_SLUB_DEBUG
 	INIT_LIST_HEAD(&n->full);
+#endif
 }
 
 #ifdef CONFIG_NUMA
@@ -1898,8 +1900,10 @@ static struct kmem_cache_node * __init e
 	page->freelist = get_freepointer(kmalloc_caches, n);
 	page->inuse++;
 	kmalloc_caches->node[node] = n;
+#ifdef CONFIG_SLUB_DEBUG
 	init_object(kmalloc_caches, n, 1);
 	init_tracking(kmalloc_caches, n);
+#endif
 	init_kmem_cache_node(n);
 	atomic_long_inc(&n->nr_slabs);
 	add_partial(n, page);
-
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