sh: define TASK_UNMAPPED_BASE as a page aligned constant

b4265f1 (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 <[email protected]> Signed-off-by: Kuninori Morimoto <[email protected]> Signed-off-by: Paul Mundt <[email protected]>
cbmeeks · Jan 11, 2013 · 30c254f · 30c254f
1 parent 254adaa
commit 30c254f
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diff --git 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
@@ -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