[PATCH] x86-64: Remove CONFIG_REORDER

The option never worked well and functionlist wasn't well maintained.
Also it made the build very slow on many binutils version.

So just remove it.

Cc: arjan@linux.intel.com
Signed-off-by: Andi Kleen <ak@suse.de>

arch/x86_64/Kconfig

@@ -660,14 +660,6 @@ config CC_STACKPROTECTOR_ALL
 
 source kernel/Kconfig.hz
 
-config REORDER
-	bool "Function reordering"
-	default n
-	help
-         This option enables the toolchain to reorder functions for a more 
-         optimal TLB usage. If you have pretty much any version of binutils, 
-	 this can increase your kernel build time by roughly one minute.
-
 config K8_NB
 	def_bool y
 	depends on AGP_AMD64 || IOMMU || (PCI && NUMA)

arch/x86_64/Makefile

@@ -40,7 +40,6 @@ cflags-y += -m64
 cflags-y += -mno-red-zone
 cflags-y += -mcmodel=kernel
 cflags-y += -pipe
-cflags-kernel-$(CONFIG_REORDER) += -ffunction-sections
 cflags-y += -Wno-sign-compare
 cflags-y += -fno-asynchronous-unwind-tables
 ifneq ($(CONFIG_DEBUG_INFO),y)

arch/x86_64/kernel/vmlinux.lds.S

@@ -30,9 +30,6 @@ SECTIONS
 	/* First the code that has to be first for bootstrapping */
 	*(.bootstrap.text)
 	_stext = .;
-	/* Then all the functions that are "hot" in profiles, to group them
-           onto the same hugetlb entry */
-	#include "functionlist"
 	/* Then the rest */
 	*(.text)
 	SCHED_TEXT