On Mon, 2 Dec 2013, Greg KH wrote:

quoted

Signed-off-by: Christoph Lameter <redacted>

That looks good, if you fix the indentation issue :)

Huh?

quoted

Index: linux/include/linux/slub_def.h
===================================================================

--- linux.orig/include/linux/slub_def.h	2013-12-02 13:31:07.395905824 -0600
+++ linux/include/linux/slub_def.h	2013-12-02 13:31:07.385906101 -0600

@@ -98,4 +98,8 @@ struct kmem_cache {
 	struct kmem_cache_node *node[MAX_NUMNODES];
 };

+#ifdef CONFIG_SYSFS
+#define SLAB_SUPPORTS_SYSFS

Why even define this?  Why not just use CONFIG_SYSFS?

Because not all slab allocators currently support SYSFS and there is the
need to have different code now in slab_common.c depending on the
configuration of the allocator.