configs/qemu: update to the latest kernel/headers version

Also drop the sparc memset patch, it's upstream as of 3.17.2.

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

board/qemu/sparc-ss10/linux/linux-0001-sparc-memset-fix.patch

@@ -1,50 +0,0 @@
-This makes memset follow the standard (instead of returning 0 on success). This
-is needed when certain versions of gcc optimizes around memset calls and assume
-that the address argument is preserved in %o0.
-
-Signed-off-by: Andreas Larsson <andreas@gaisler.com>
-
-diff -Nur linux-3.16.2.orig/arch/sparc/lib/memset.S linux-3.16.2/arch/sparc/lib/memset.S
---- linux-3.16.2.orig/arch/sparc/lib/memset.S	2014-09-06 01:37:11.000000000 +0200
-+++ linux-3.16.2/arch/sparc/lib/memset.S	2014-09-18 09:53:49.563047773 +0200
-@@ -65,6 +65,8 @@
- 	.globl	__memset_start, __memset_end
- __memset_start:
- memset:
-+	mov	%o0, %g1
-+	mov	1, %g4
- 	and	%o1, 0xff, %g3
- 	sll	%g3, 8, %g2
- 	or	%g3, %g2, %g3
-@@ -89,6 +91,7 @@
- 	 sub	%o0, %o2, %o0
- 
- __bzero:
-+	clr	%g4
- 	mov	%g0, %g3
- 1:
- 	cmp	%o1, 7
-@@ -151,8 +154,8 @@
- 	bne,a	8f
- 	 EX(stb	%g3, [%o0], and %o1, 1)
- 8:
--	retl
--	 clr	%o0
-+	b	0f
-+	 nop
- 7:
- 	be	13b
- 	 orcc	%o1, 0, %g0
-@@ -164,6 +167,12 @@
- 	bne	8b
- 	 EX(stb	%g3, [%o0 - 1], add %o1, 1)
- 0:
-+	andcc	%g4, 1, %g0
-+	be	5f
-+	 nop
-+	retl
-+	 mov	%g1, %o0
-+5:
- 	retl
- 	 clr	%o0
- __memset_end: