slub: Enable sysfs support for !CONFIG_SLUB_DEBUG

Currently disabling CONFIG_SLUB_DEBUG also disabled SYSFS support meaning
that the slabs cannot be tuned without DEBUG.

Make SYSFS support independent of CONFIG_SLUB_DEBUG

Signed-off-by: Christoph Lameter <cl@linux.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 1b4afd2..b626365 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -353,7 +353,7 @@
 config SLUB_STATS
 	default n
 	bool "Enable SLUB performance statistics"
-	depends on SLUB && SLUB_DEBUG && SYSFS
+	depends on SLUB && SYSFS
 	help
 	  SLUB statistics are useful to debug SLUBs allocation behavior in
 	  order find ways to optimize the allocator. This should never be