diff --git a/arch/powerpc/configs/ppc64_defconfig b/arch/powerpc/configs/ppc64_defconfig
index 886b237..447d733 100644
--- a/arch/powerpc/configs/ppc64_defconfig
+++ b/arch/powerpc/configs/ppc64_defconfig
@@ -92,7 +92,7 @@
 CONFIG_BLK_DEV_IDE_PMAC=y
 CONFIG_BLK_DEV_IDE_PMAC_ATA100FIRST=y
 CONFIG_BLK_DEV_SD=y
-CONFIG_CHR_DEV_ST=y
+CONFIG_CHR_DEV_ST=m
 CONFIG_BLK_DEV_SR=y
 CONFIG_BLK_DEV_SR_VENDOR=y
 CONFIG_CHR_DEV_SG=y
@@ -105,7 +105,7 @@
 CONFIG_SCSI_MPT2SAS=m
 CONFIG_SCSI_IBMVSCSI=y
 CONFIG_SCSI_IBMVFC=m
-CONFIG_SCSI_SYM53C8XX_2=y
+CONFIG_SCSI_SYM53C8XX_2=m
 CONFIG_SCSI_SYM53C8XX_DMA_ADDRESSING_MODE=0
 CONFIG_SCSI_IPR=y
 CONFIG_SCSI_QLA_FC=m
@@ -151,10 +151,10 @@
 CONFIG_TUN=m
 CONFIG_VIRTIO_NET=m
 CONFIG_VHOST_NET=m
-CONFIG_VORTEX=y
+CONFIG_VORTEX=m
 CONFIG_ACENIC=m
 CONFIG_ACENIC_OMIT_TIGON_I=y
-CONFIG_PCNET32=y
+CONFIG_PCNET32=m
 CONFIG_TIGON3=y
 CONFIG_BNX2X=m
 CONFIG_CHELSIO_T1=m
@@ -271,7 +271,7 @@
 CONFIG_EXT4_FS=y
 CONFIG_EXT4_FS_POSIX_ACL=y
 CONFIG_EXT4_FS_SECURITY=y
-CONFIG_REISERFS_FS=y
+CONFIG_REISERFS_FS=m
 CONFIG_REISERFS_FS_XATTR=y
 CONFIG_REISERFS_FS_POSIX_ACL=y
 CONFIG_REISERFS_FS_SECURITY=y
@@ -286,10 +286,10 @@
 CONFIG_AUTOFS4_FS=m
 CONFIG_FUSE_FS=m
 CONFIG_OVERLAY_FS=m
-CONFIG_ISO9660_FS=y
+CONFIG_ISO9660_FS=m
 CONFIG_UDF_FS=m
 CONFIG_MSDOS_FS=y
-CONFIG_VFAT_FS=y
+CONFIG_VFAT_FS=m
 CONFIG_PROC_KCORE=y
 CONFIG_TMPFS=y
 CONFIG_TMPFS_POSIX_ACL=y