nios2 fixes for v3.19-final

-----BEGIN PGP SIGNATURE-----
 Version: GnuPG v1.4.5 (GNU/Linux)
 
 iQIVAwUAVNgSUlWoEK+e3syCAQJ2aQ/+I7jK5bmY1zpO0zmGs+3NsTduVCQ1eKfi
 M+WImsl7A6gtTqqeoLbKCG56fp/YbeeD3GZWBrDcnaZupE/ksjROX7bVtTVrkhA+
 FoI1kjle4nqTSDpuiONmok5Alt73L7si24E7c8//4+MhDQiskOF/s7W8vsohPjWr
 QTjEmhlJMvluy3d6ubPbBunhJMY70bJDH/RwldvwIzjyfOZxmQAxnccRiB8wMOjT
 vetWhwEdwoI6MtvlVuN7VjF+6jRIhyocjuhGNC0zd86XXt8KzQiOkSyaYIAEa/Xq
 NK+hmcxVn0OQLerMyqAnJNkX4WfgYXOGPDP3vmyvqlyFLesN6rsmca4bwfFG2/cG
 +OZpM15u7IuhGoaq27aVAmfI7pHtdUwGVeu5RbH3Vv11t0fc7ejrq+SdesIZDJ6u
 C8COlq1bMilALjrANHPugK+sMrPLyG3gO6g70la+k9tFw+hBrBSPz21PC43K/HNv
 /6YNEwcJoSFOC8qufQlA+xDe5OffojhipaPJw/YJEt8GdPhQke8YRqKSAx6sskYw
 37nLQ8oSANHvfirT57qGKrFV5tA1vTDQbzx010ptFv4uGm72zfv0NSvi6CV2oSac
 /VUizq9FoxSfFRv+UWGd3VxepDU+rQj26xcybmip9ykLzj8KNAMynG0mb0LAgw7D
 W55orHribaY=
 =bIjd
 -----END PGP SIGNATURE-----

Merge tag 'nios2-fixes-v3.19-final' of git://git.rocketboards.org/linux-socfpga-next

Pull nios2 fix from Ley Foon Tan:
 "This fixes incorrect behavior of some user programs"

* tag 'nios2-fixes-v3.19-final' of git://git.rocketboards.org/linux-socfpga-next:
  nios2: fix unhandled signals

arch/nios2/mm/fault.c

@@ -159,9 +159,11 @@ bad_area:
 bad_area_nosemaphore:
 	/* User mode accesses just cause a SIGSEGV */
 	if (user_mode(regs)) {
-		pr_alert("%s: unhandled page fault (%d) at 0x%08lx, "
-			"cause %ld\n", current->comm, SIGSEGV, address, cause);
-		show_regs(regs);
+		if (unhandled_signal(current, SIGSEGV) && printk_ratelimit()) {
+			pr_info("%s: unhandled page fault (%d) at 0x%08lx, "
+				"cause %ld\n", current->comm, SIGSEGV, address, cause);
+			show_regs(regs);
+		}
 		_exception(SIGSEGV, regs, code, address);
 		return;
 	}