MAINTAINERS: add Konrad as the SWIOTLB maintainer

Now that I've an IA64 box on top of the other boxes (IBM with Calgary-X,
Intel VT-d, AMD Vi, and AMD GART - that can use SWIOTLB as fallback) I can
reliably do regression testing.

Signed-off-by: Konrad Rzeszutek Wilk <[email protected]>
Cc: FUJITA Tomonori <[email protected]>
Cc: Ingo Molnar <[email protected]>
Acked-by: "H. Peter Anvin" <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Acked-by: Tony Luck <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>

MAINTAINERS

@@ -7039,6 +7039,14 @@ S:	Maintained
 F:	Documentation/svga.txt
 F:	arch/x86/boot/video*
 
+SWIOTLB SUBSYSTEM
+M:	Konrad Rzeszutek Wilk <[email protected]>
+L:	[email protected]
+S:	Supported
+F:	lib/swiotlb.c
+F:	arch/*/kernel/pci-swiotlb.c
+F:	include/linux/swiotlb.h
+
 SYSV FILESYSTEM
 M:	Christoph Hellwig <[email protected]>
 S:	Maintained