linux-kernel - Re: + slub-faster-more-efficient-slab-determination-for-_

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Message-ID: <Pine.LNX.4.64.0706211149450.8284@schroedinger.engr.sgi.com>
Date:	Thu, 21 Jun 2007 11:51:10 -0700 (PDT)
From:	Christoph Lameter <clameter@....com>
To:	linux-kernel@...r.kernel.org
cc:	mm-commits@...r.kernel.org
Subject: Re: + slub-faster-more-efficient-slab-determination-for-__kmalloc.patch
 added to -mm tree

The loop to disable slabs can use step 8. Looks a bit strange the way it 
is now.

Signed-off-by: Christoph Lameter <clameter@....com>

---
 mm/slub.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: linux-2.6.22-rc4-mm2/mm/slub.c
===================================================================
--- linux-2.6.22-rc4-mm2.orig/mm/slub.c	2007-06-21 11:41:02.000000000 -0700
+++ linux-2.6.22-rc4-mm2/mm/slub.c	2007-06-21 11:45:07.000000000 -0700
@@ -2606,7 +2606,7 @@ void __init kmem_cache_init(void)
 	BUG_ON(KMALLOC_MIN_SIZE > 256 ||
 		(KMALLOC_MIN_SIZE & (KMALLOC_MIN_SIZE - 1)));
 
-	for (i = 8; i < KMALLOC_MIN_SIZE;i++)
+	for (i = 8; i < KMALLOC_MIN_SIZE; i += 8)
 		size_index[(i - 1) / 8] = KMALLOC_SHIFT_LOW;
 
 	slab_state = UP;
-
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