treewide: Add SPDX license identifier - Makefile/Kconfig
[linux-2.6-block.git] / fs / ecryptfs / Kconfig
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ec8f24b7 1# SPDX-License-Identifier: GPL-2.0-only
295c896c 2config ECRYPT_FS
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3 tristate "eCrypt filesystem layer support"
4 depends on KEYS && CRYPTO && (ENCRYPTED_KEYS || ENCRYPTED_KEYS=n)
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5 select CRYPTO_ECB
6 select CRYPTO_CBC
ed1f2185 7 select CRYPTO_MD5
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8 help
9 Encrypted filesystem that operates on the VFS layer. See
10 <file:Documentation/filesystems/ecryptfs.txt> to learn more about
11 eCryptfs. Userspace components are required and can be
12 obtained from <http://ecryptfs.sf.net>.
13
14 To compile this file system support as a module, choose M here: the
15 module will be called ecryptfs.
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16
17config ECRYPT_FS_MESSAGING
18 bool "Enable notifications for userspace key wrap/unwrap"
19 depends on ECRYPT_FS
20 help
21 Enables the /dev/ecryptfs entry for use by ecryptfsd. This allows
22 for userspace to wrap/unwrap file encryption keys by other
23 backends, like OpenSSL.