MAINTAINERS: Farewell Martin Schwidefsky

After two decades of significant contributions to the s390
architecture, we must say goodbye to our dear colleague.

Blue skies, Martin!
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>

CREDITS

@@ -3364,6 +3364,14 @@ S: Braunschweiger Strasse 79
 S: 31134 Hildesheim
 S: Germany
 
+N: Martin Schwidefsky
+D: Martin was the most significant contributor to the initial s390
+D: port of the Linux Kernel and later the maintainer of the s390
+D: architecture backend for almost two decades.
+D: He passed away in 2019, and will be greatly missed.
+S: Germany
+W: https://lwn.net/Articles/789028/
+
 N: Marcel Selhorst
 E: tpmdd@selhorst.net
 D: TPM driver

MAINTAINERS

@@ -3049,7 +3049,6 @@ S:	Maintained
 F:	arch/riscv/net/
 
 BPF JIT for S390
-M:	Martin Schwidefsky <schwidefsky@de.ibm.com>
 M:	Heiko Carstens <heiko.carstens@de.ibm.com>
 L:	netdev@vger.kernel.org
 L:	bpf@vger.kernel.org
@@ -13616,7 +13615,6 @@ S:	Maintained
 F:	drivers/video/fbdev/savage/
 
 S390
-M:	Martin Schwidefsky <schwidefsky@de.ibm.com>
 M:	Heiko Carstens <heiko.carstens@de.ibm.com>
 L:	linux-s390@vger.kernel.org
 W:	http://www.ibm.com/developerworks/linux/linux390/