sh: remove __KERNEL__ ifdefs from non-UAPI headers

There is no point in having __KERNEL__ ifdefs in headers not exported to
userspace.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Rich Felker <dalias@libc.org>

arch/sh/include/asm/thread_info.h

@@ -10,8 +10,6 @@
  *  Copyright (C) 2002  David Howells (dhowells@redhat.com)
  *  - Incorporating suggestions made by Linus Torvalds and Dave Miller
  */
-#ifdef __KERNEL__
-
 #include <asm/page.h>
 
 /*
@@ -170,7 +168,4 @@ static inline unsigned int get_thread_fault_code(void)
 }
 
 #endif	/* !__ASSEMBLY__ */
-
-#endif /* __KERNEL__ */
-
 #endif /* __ASM_SH_THREAD_INFO_H */