Disable DEADLINE ioscheduler, CFG is default

This *possibly* ends up saving a few KB from kernel size

Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>
diff --git a/openpower/configs/linux/skiroot_defconfig b/openpower/configs/linux/skiroot_defconfig
index 0d02a46..d022a0c 100644
--- a/openpower/configs/linux/skiroot_defconfig
+++ b/openpower/configs/linux/skiroot_defconfig
@@ -62,6 +62,7 @@
 CONFIG_BLK_DEV_LOOP=y
 CONFIG_BLK_DEV_RAM=y
 CONFIG_BLK_DEV_RAM_SIZE=65536
+CONFIG_IOSCHED_DEADLINE=n
 CONFIG_ATA_OVER_ETH=y
 CONFIG_VIRTIO_BLK=y
 CONFIG_EEPROM_AT24=y