f2fs: wire up FS_IOC_GET_ENCRYPTION_NONCE
This new ioctl retrieves a file's encryption nonce, which is useful for
testing. See the corresponding fs/crypto/ patch for more details.
Link: https://lore.kernel.org/r/20200314205052.93294-4-ebiggers@kernel.org
Signed-off-by: Eric Biggers <ebiggers@google.com>
parent
7ec9f3b4
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