From 561ccd3a97867ed33e1670feeca3391cd4d6fa2c Mon Sep 17 00:00:00 2001
From: Yasunori Goto <y-goto@jp.fujitsu.com>
Date: Fri, 22 Dec 2006 01:09:44 -0800
Subject: [PATCH] [PATCH] handle SLOB with sparsemen

This is to disallow to make SLOB with SMP or SPARSEMEM.  This avoids latent
troubles of SLOB with SLAB_DESTROY_BY_RCU.  And fix compile error.

Signed-off-by: Yasunori Goto <y-goto@jp.fujitsu.com>
Acked-by: Randy Dunlap <randy.dunlap@oracle.com>
Acked-by: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 init/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/init/Kconfig b/init/Kconfig
index 9b1adb176ea8..a3f83e2c8250 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -450,7 +450,7 @@ config SHMEM
 
 config SLAB
 	default y
-	bool "Use full SLAB allocator" if EMBEDDED
+	bool "Use full SLAB allocator" if (EMBEDDED && !SMP && !SPARSEMEM)
 	help
 	  Disabling this replaces the advanced SLAB allocator and
 	  kmalloc support with the drastically simpler SLOB allocator.
-- 
2.20.1