diff options
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/verity/Kconfig | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/verity/Kconfig b/fs/verity/Kconfig index 54598cd80145..aad1f1d998b9 100644 --- a/fs/verity/Kconfig +++ b/fs/verity/Kconfig @@ -14,11 +14,11 @@ config FS_VERITY help This option enables fs-verity. fs-verity is the dm-verity mechanism implemented at the file level. On supported - filesystems (currently EXT4 and F2FS), userspace can use an - ioctl to enable verity for a file, which causes the filesystem - to build a Merkle tree for the file. The filesystem will then - transparently verify any data read from the file against the - Merkle tree. The file is also made read-only. + filesystems (currently ext4, f2fs, and btrfs), userspace can + use an ioctl to enable verity for a file, which causes the + filesystem to build a Merkle tree for the file. The filesystem + will then transparently verify any data read from the file + against the Merkle tree. The file is also made read-only. This serves as an integrity check, but the availability of the Merkle tree root hash also allows efficiently supporting |