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authorRob Herring <rob.herring@calxeda.com>2012-02-07 09:28:22 -0600
committerRob Herring <rob.herring@calxeda.com>2012-02-21 17:04:10 -0600
commit13a5045d4ee5a244195062cbf2c651d1b4f22aa7 (patch)
tree56c48e3304976258298b52c2ab95288f7e0ffd58 /arch/arm/kernel
parentd65b4e98d7ea3038b767b70fe8be959b2913f16d (diff)
ARM: make arch_ret_to_user macro optional
Only 3 platforms need arch_ret_to_user macro, so add ARCH_HAS_RET_TO_USER kconfig option and make iop13xx, iop32x and iop33x select it. Signed-off-by: Rob Herring <rob.herring@calxeda.com> Acked-by: Nicolas Pitre <nico@linaro.org>
Diffstat (limited to 'arch/arm/kernel')
-rw-r--r--arch/arm/kernel/entry-common.S8
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S
index 9fd0ba90c1d..54ee265dd81 100644
--- a/arch/arm/kernel/entry-common.S
+++ b/arch/arm/kernel/entry-common.S
@@ -10,9 +10,15 @@
#include <asm/unistd.h>
#include <asm/ftrace.h>
-#include <mach/entry-macro.S>
#include <asm/unwind.h>
+#ifdef CONFIG_NEED_RET_TO_USER
+#include <mach/entry-macro.S>
+#else
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+#endif
+
#include "entry-header.S"