bits of, say, a sound file). This is also safe if the file resides
on a remote file server.
- There are several ways of encrypting disks. Some of these require
- kernel patches. The vanilla kernel offers the cryptoloop option
- and a Device Mapper target (which is superior, as it supports all
- file systems). If you want to use the cryptoloop, say Y to both
- LOOP and CRYPTOLOOP, and make sure you have a recent (version 2.12
- or later) version of util-linux. Additionally, be aware that
- the cryptoloop is not safe for storing journaled filesystems.
-
Note that this loop device has nothing to do with the loopback
device used for network connections from the machine to itself.
is used, it can be set to 0, since needed loop devices can be
dynamically allocated with the /dev/loop-control interface.
-config BLK_DEV_CRYPTOLOOP
- tristate "Cryptoloop Support (DEPRECATED)"
- select CRYPTO
- select CRYPTO_CBC
- depends on BLK_DEV_LOOP
- help
- Say Y here if you want to be able to use the ciphers that are
- provided by the CryptoAPI as loop transformation. This might be
- used as hard disk encryption.
-
- WARNING: This device is not safe for journaled file systems like
- ext3 or Reiserfs. Please use the Device Mapper crypto module
- instead, which can be configured to be on-disk compatible with the
- cryptoloop device. cryptoloop support will be removed in Linux 5.16.
-
source "drivers/block/drbd/Kconfig"
config BLK_DEV_NBD
config CDROM_PKTCDVD
tristate "Packet writing on CD/DVD media (DEPRECATED)"
depends on !UML
+ depends on SCSI
select CDROM
- select SCSI_COMMON
help
Note: This driver is deprecated and will be removed from the
kernel in the near future!
config VIRTIO_BLK
tristate "Virtio block driver"
depends on VIRTIO
+ select SG_POOL
help
This is the virtual block driver for virtio. It can be used with
QEMU based VMMs (like KVM or Xen). Say Y or M.
If unsure, say N.
-config BLK_DEV_RSXX
- tristate "IBM Flash Adapter 900GB Full Height PCIe Device Driver"
- depends on PCI
- select CRC32
- help
- Device driver for IBM's high speed PCIe SSD
- storage device: Flash Adapter 900GB Full Height.
-
- To compile this driver as a module, choose M here: the
- module will be called rsxx.
-
source "drivers/block/rnbd/Kconfig"
endif # BLK_DEV