[patch 1/9] x86, bts: exclude ds.c from build when disabled

[patch 1/9] x86, bts: exclude ds.c from build when disabled

[Markus Metzger]

Move the CONFIG guard from the .c file into the makefile.

Reported-by: Andi Kleen <andi-suse@firstfloor.org>
Signed-off-by: Markus Metzger <markus.t.metzger@intel.com>
---

Index: ftrace/arch/x86/kernel/Makefile
===================================================================
--- ftrace.orig/arch/x86/kernel/Makefile	2008-11-24 12:57:07.000000000 +0100
+++ ftrace/arch/x86/kernel/Makefile	2008-11-24 12:58:31.000000000 +0100
@@ -48,7 +48,7 @@
 obj-y				+= process.o
 obj-y				+= i387.o xsave.o
 obj-y				+= ptrace.o
-obj-y				+= ds.o
+obj-$(CONFIG_X86_DS)		+= ds.o
 obj-$(CONFIG_X86_32)		+= tls.o
 obj-$(CONFIG_IA32_EMULATION)	+= tls.o
 obj-y				+= step.o
Index: ftrace/arch/x86/kernel/ds.c
===================================================================
--- ftrace.orig/arch/x86/kernel/ds.c	2008-11-24 12:57:08.000000000 +0100
+++ ftrace/arch/x86/kernel/ds.c	2008-11-24 12:58:31.000000000 +0100
@@ -21,8 +21,6 @@
  */
 
 
-#ifdef CONFIG_X86_DS
-
 #include <asm/ds.h>
 
 #include <linux/errno.h>
@@ -877,4 +875,3 @@
 	while (leftovers--)
 		ds_put_context(context);
 }
-#endif /* CONFIG_X86_DS */
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