SLQB: Add mm/slqb.c to Kbuild

This patch adds SLQB to Kbuild. It's separated from the original patch to make
sure we don't break git bisect due to early slab changes in mainline while SLQB
was being developed.

[ penberg@cs.helsinki.fi: cut'n paste from Nick's initial patch ]
Signed-off-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>

init/Kconfig

@@ -1010,7 +1010,7 @@ config COMPAT_BRK
 
 choice
 	prompt "Choose SLAB allocator"
-	default SLUB
+	default SLQB
 	help
 	   This option allows to select a slab allocator.
 
@@ -1031,6 +1031,11 @@ config SLUB
 	   and has enhanced diagnostics. SLUB is the default choice for
 	   a slab allocator.
 
+config SLQB
+	bool "SLQB (Queued allocator)"
+	help
+	  SLQB is a proposed new slab allocator.
+
 config SLOB
 	depends on EMBEDDED
 	bool "SLOB (Simple Allocator)"
@@ -1086,7 +1091,7 @@ config HAVE_GENERIC_DMA_COHERENT
 config SLABINFO
 	bool
 	depends on PROC_FS
-	depends on SLAB || SLUB_DEBUG
+	depends on SLAB || SLUB_DEBUG || SLQB
 	default y
 
 config RT_MUTEXES

lib/Kconfig.debug

@@ -336,6 +336,26 @@ config SLUB_STATS
 	  out which slabs are relevant to a particular load.
 	  Try running: slabinfo -DA
 
+config SLQB_DEBUG
+	default y
+	bool "Enable SLQB debugging support"
+	depends on SLQB
+
+config SLQB_DEBUG_ON
+	default n
+	bool "SLQB debugging on by default"
+	depends on SLQB_DEBUG
+
+config SLQB_SYSFS
+	bool "Create SYSFS entries for slab caches"
+	default n
+	depends on SLQB
+
+config SLQB_STATS
+	bool "Enable SLQB performance statistics"
+	default n
+	depends on SLQB_SYSFS
+
 config DEBUG_KMEMLEAK
 	bool "Kernel memory leak detector"
 	depends on DEBUG_KERNEL && EXPERIMENTAL && (X86 || ARM) && \

mm/Makefile

@@ -28,6 +28,7 @@ obj-$(CONFIG_MMU_NOTIFIER) += mmu_notifier.o
 obj-$(CONFIG_PAGE_POISONING) += debug-pagealloc.o
 obj-$(CONFIG_SLAB) += slab.o
 obj-$(CONFIG_SLUB) += slub.o
+obj-$(CONFIG_SLQB) += slqb.o
 obj-$(CONFIG_KMEMCHECK) += kmemcheck.o
 obj-$(CONFIG_FAILSLAB) += failslab.o
 obj-$(CONFIG_MEMORY_HOTPLUG) += memory_hotplug.o