MAINTAINERS: Add me as an x86 entry code maintainer

And update my email address.

Cc: Ingo Molnar <mingo@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Signed-off-by: NAndy Lutomirski <luto@kernel.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

MAINTAINERS

@@ -15575,6 +15575,13 @@ S:	Maintained
 F:	Documentation/x86/
 F:	arch/x86/
 
+X86 ENTRY CODE
+M:	Andy Lutomirski <luto@kernel.org>
+L:	linux-kernel@vger.kernel.org
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/asm
+S:	Maintained
+F:	arch/x86/entry/
+
 X86 MCE INFRASTRUCTURE
 M:	Tony Luck <tony.luck@intel.com>
 M:	Borislav Petkov <bp@alien8.de>
@@ -15597,7 +15604,7 @@ F:	drivers/platform/x86/
 F:	drivers/platform/olpc/
 
 X86 VDSO
-M:	Andy Lutomirski <luto@amacapital.net>
+M:	Andy Lutomirski <luto@kernel.org>
 L:	linux-kernel@vger.kernel.org
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/vdso
 S:	Maintained