sh: define TASK_UNMAPPED_BASE as a page aligned constant

b4265f12340f809447b9a48055e88c444b480c89
(mm: use vm_unmapped_area() on sh architecture)
broke sh boot. This patch define TASK_UNMAPPED_BASE
as a page aligned constant to solve this issue.
Special thanks to Michel

Acked-by: Michel Lespinasse <walken@google.com>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

diff --git a/arch/sh/include/asm/processor_32.h b/arch/sh/include/asm/processor_32.h
index b1320d5..e699a12 100644 (file)
--- a/arch/sh/include/asm/processor_32.h
+++ b/arch/sh/include/asm/processor_32.h
@@ -39,7 +39,7 @@
 /* This decides where the kernel will search for a free chunk of vm
  * space during mmap's.
  */
-#define TASK_UNMAPPED_BASE     (TASK_SIZE / 3)
+#define TASK_UNMAPPED_BASE     PAGE_ALIGN(TASK_SIZE / 3)
 
 /*
  * Bit of SR register

diff --git a/arch/sh/include/asm/processor_64.h b/arch/sh/include/asm/processor_64.h
index 1ee8946..1cc7d31 100644 (file)
--- a/arch/sh/include/asm/processor_64.h
+++ b/arch/sh/include/asm/processor_64.h
@@ -47,7 +47,7 @@ pc; })
 /* This decides where the kernel will search for a free chunk of vm
  * space during mmap's.
  */
-#define TASK_UNMAPPED_BASE     (TASK_SIZE / 3)
+#define TASK_UNMAPPED_BASE     PAGE_ALIGN(TASK_SIZE / 3)
 
 /*
  * Bit of SR register