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[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>
Yasunori Goto 18 lat temu
rodzic
commit
561ccd3a97
1 zmienionych plików z 1 dodań i 1 usunięć
  1. 1 1
      init/Kconfig

+ 1 - 1
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.