Miscellaneous upgrade for recent m32r kernel changes.

	* arch/m32r/kernel/entry.S:
	Add system calls; taken from asm-i386/unistd.h.
	- [PATCH][2/6] perfctr-2.7.3 for 2.6.7-rc1-mm1: i386  (05/31/2004)
	- [PATCH] Make key management use syscalls not prctls (09/06/2004)

	* arch/m32r/kernel/io_m32102.c: Remove.
	This file is no longer used. Please remove this file.

	* arch/m32r/kernel/irq.c: 
	- Fix the unnecessary entropy call in the irq handler.

	* arch/m32r/kernel/signal.c:
	- Merge common signal handling fault handling in generic code;
	  use force_sigsegv() instead of force_sig().

	* arch/m32r/kernel/smp.c:
	- Just add brackets.

	* include/asm-m32r/hardirq.h:
	- factor out common <asm/hardirq.h> code
Signed-off-by: Hirokazu Takata <takata@linux-m32r.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>