mips: Sync struct siginfo with general version

New fields about bound violation are added into general struct
siginfo. This will impact MIPS and IA64, which extend general
struct siginfo. This patch syncs this struct for MIPS with
general version.

Signed-off-by: Qiaowei Ren <qiaowei.ren@intel.com>
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Cc: linux-mm@kvack.org
Cc: linux-mips@linux-mips.org
Cc: Dave Hansen <dave@sr71.net>
Link: http://lkml.kernel.org/r/20141114151820.F7EDC3CC@viggo.jf.intel.com


Signed-off-by: Thomas Gleixner <tglx@linutronix.de>