[ARM] Remove linux/sched.h from asm/cacheflush.h and asm/uaccess.h

... and fix those drivers that were incorrectly relying upon
that include.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

arch/arm/include/asm/cacheflush.h

@@ -10,7 +10,6 @@
 #ifndef _ASMARM_CACHEFLUSH_H
 #define _ASMARM_CACHEFLUSH_H
 
-#include <linux/sched.h>
 #include <linux/mm.h>
 
 #include <asm/glue.h>

arch/arm/include/asm/mmu_context.h

@@ -14,6 +14,7 @@
 #define __ASM_ARM_MMU_CONTEXT_H
 
 #include <linux/compiler.h>
+#include <linux/sched.h>
 #include <asm/cacheflush.h>
 #include <asm/cachetype.h>
 #include <asm/proc-fns.h>

arch/arm/include/asm/uaccess.h

@@ -11,7 +11,8 @@
 /*
  * User space memory access functions
  */
-#include <linux/sched.h>
+#include <linux/string.h>
+#include <linux/thread_info.h>
 #include <asm/errno.h>
 #include <asm/memory.h>
 #include <asm/domain.h>