Update the architecture API: architecture help is mandatory.
Update all architectures (some with pointer to the specs, when available).

/trunk/docs/overview.txt | 8 8 0 0 ++++++++
/trunk/arch/arm/config.in | 3 3 0 0 +++
/trunk/arch/powerpc/config.in | 3 3 0 0 +++
/trunk/arch/ia64/config.in | 3 3 0 0 +++
/trunk/arch/alpha/config.in | 2 2 0 0 ++
/trunk/arch/x86/config.in | 3 3 0 0 +++
/trunk/arch/mips/config.in | 3 3 0 0 +++
/trunk/arch/sh/config.in | 3 3 0 0 +++
/trunk/arch/x86_64/config.in | 3 3 0 0 +++
9 files changed, 31 insertions(+)

 Fixes drivers/char/char.o(.text+0x178a4): In function `$a':

 : undefined reference to `get_user'

 Part of ftp://ftp.arm.linux.org.uk/pub/armlinux/source/kernel-patches/v2.4/patch-2.4.26-vrs1.bz2

 diff -urN linux-2.4.26/drivers/char/wdt977.c linux-2.4.26-vrs1/drivers/char/wdt977.c

 --- linux-2.4.26/drivers/char/wdt977.c	2002-11-28 23:53:12.000000000 +0000

 +++ linux-2.4.26-vrs1/drivers/char/wdt977.c	2004-01-14 21:32:25.000000000 +0000

 @@ -27,6 +27,7 @@

  #include <asm/io.h>

  #include <asm/system.h>

  #include <asm/mach-types.h>

 +#include <asm/uaccess.h>

  #define WATCHDOG_MINOR	130