S390/sysinfo: use uuid_is_null instead of opencoding it
authorChristoph Hellwig <hch@lst.de>
Thu, 11 May 2017 12:00:57 +0000 (14:00 +0200)
committerChristoph Hellwig <hch@lst.de>
Mon, 5 Jun 2017 14:59:06 +0000 (16:59 +0200)
commite64e17a554746a7f794f3d480d06e4be530fc090
tree689bb0223b009702ae5ee95ee138e18e7a9e0d34
parentef40dda5bbc310f6517082c0ff002913104358cd
S390/sysinfo: use uuid_is_null instead of opencoding it

And switch to use uuid_t instead of the old uuid_be type.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Amir Goldstein <amir73il@gmail.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
arch/s390/include/asm/sysinfo.h
arch/s390/kernel/sysinfo.c