Re: [RFC PATCH 0/2] Fix linux/swap.h build wart

[Jeff Dike <jdike@addtoit.com>]

On Fri, Oct 26, 2007 at 01:38:12PM -0700, Luck, Tony wrote:
> Not fundamental reasons, but these patches break the ia64 build for most
> configs with:
> 
> In file included from kernel/futex.c:59:
> include/asm/futex.h: In function `futex_atomic_op_inuser':
> include/asm/futex.h:62: error: implicit declaration of function `pagefault_disable'
> include/asm/futex.h:86: error: implicit declaration of function `pagefault_enable'
> make[1]: *** [kernel/futex.o] Error 1
> 
> Adding an include of <linux/uaccess.h> to kernel/futex.c is sufficient (but
> not necessarily right) to unbreak this.

Yeah, I've been changing <asm/uaccess.h> to <linux/uaccess.h> for
these.  Looks like I'll need to make a pass over all the futex.h's.

> A few configs also fail with:
> mm/migrate.c: In function `migrate_page_copy':
> mm/migrate.c:359: error: implicit declaration of function `copy_highpage'
> make[1]: *** [mm/migrate.o] Error 1
> 
> Making mm/migrate.c include <linux/highmem.h> fixes this one.

Excellent, I hadn't yet figured out who used migrate.c.

				Jeff

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