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authorHerbert Xu <herbert@gondor.apana.org.au>2019-12-27 03:47:00 +0100
committerEric Biggers <ebiggers@google.com>2019-12-31 17:33:51 +0100
commitede7a09fc8815011d67942e5b4a3cb1882b7bcd9 (patch)
tree87a534a8a1d507c5944811c4a6d1df4e4c57515d /fs/ext4
parentfscrypt: include <linux/ioctl.h> in UAPI header (diff)
downloadlinux-ede7a09fc8815011d67942e5b4a3cb1882b7bcd9.tar.xz
linux-ede7a09fc8815011d67942e5b4a3cb1882b7bcd9.zip
fscrypt: Allow modular crypto algorithms
The commit 643fa9612bf1 ("fscrypt: remove filesystem specific build config option") removed modular support for fs/crypto. This causes the Crypto API to be built-in whenever fscrypt is enabled. This makes it very difficult for me to test modular builds of the Crypto API without disabling fscrypt which is a pain. As fscrypt is still evolving and it's developing new ties with the fs layer, it's hard to build it as a module for now. However, the actual algorithms are not required until a filesystem is mounted. Therefore we can allow them to be built as modules. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Link: https://lore.kernel.org/r/20191227024700.7vrzuux32uyfdgum@gondor.apana.org.au Signed-off-by: Eric Biggers <ebiggers@google.com>
Diffstat (limited to 'fs/ext4')
-rw-r--r--fs/ext4/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/ext4/Kconfig b/fs/ext4/Kconfig
index ef42ab040905..db9bfa08d3e0 100644
--- a/fs/ext4/Kconfig
+++ b/fs/ext4/Kconfig
@@ -39,6 +39,7 @@ config EXT4_FS
select CRYPTO
select CRYPTO_CRC32C
select FS_IOMAP
+ select FS_ENCRYPTION_ALGS if FS_ENCRYPTION
help
This is the next generation of the ext3 filesystem.