Re: [PATCH] linux/uaccess.h needs to #include linux/kernel.h formight_sleep()
From: Andrew Morton
Date: Mon Jun 20 2011 - 19:43:19 EST
On Wed, 15 Jun 2011 01:22:10 +0100
David Howells <dhowells@xxxxxxxxxx> wrote:
> linux/uaccess.h needs to #include linux/kernel.h to get might_sleep() otherwise
> it fails to build on MN10300 allyesconfig. This fails in a few places with
> messages like the following:
uaccess.h doesn't textually refer to might_sleep().
> In file included from security/keys/trusted.c:14:
> include/linux/uaccess.h: In function '__copy_from_user_nocache':
> include/linux/uaccess.h:52: error: implicit declaration of function 'might_sleep'
This happened because of arch/mn10300/include/asm/uaccess.h's
#define __copy_from_user(to, from, n) \
__copy_from_user_inatomic((to), (from), (n)); \
> include/linux/uaccess.h | 1 +
So I'd suggest that patching the arch header file is the appropriate fix.
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