diff options
| author | Eric Biggers <ebiggers@google.com> | 2020-12-02 18:20:40 -0800 |
|---|---|---|
| committer | Eric Biggers <ebiggers@google.com> | 2020-12-02 18:25:01 -0800 |
| commit | 5b421f08801fe8247dec368b3d323958f419e769 (patch) | |
| tree | 80b205ffa70f9d6c979d75b28dd26327da7df873 | |
| parent | de3cdc6e75179a2324c23400b21483a1372c95e1 (diff) | |
fscrypt: unexport fscrypt_get_encryption_info()
Now that fscrypt_get_encryption_info() is only called from files in
fs/crypto/ (due to all key setup now being handled by higher-level
helper functions instead of directly by filesystems), unexport it and
move its declaration to fscrypt_private.h.
Reviewed-by: Andreas Dilger <adilger@dilger.ca>
Link: https://lore.kernel.org/r/20201203022041.230976-9-ebiggers@kernel.org
Signed-off-by: Eric Biggers <ebiggers@google.com>
| -rw-r--r-- | fs/crypto/fscrypt_private.h | 2 | ||||
| -rw-r--r-- | fs/crypto/keysetup.c | 1 | ||||
| -rw-r--r-- | include/linux/fscrypt.h | 7 |
3 files changed, 3 insertions, 7 deletions
diff --git a/fs/crypto/fscrypt_private.h b/fs/crypto/fscrypt_private.h index 16dd55080127..c1c302656c34 100644 --- a/fs/crypto/fscrypt_private.h +++ b/fs/crypto/fscrypt_private.h @@ -571,6 +571,8 @@ int fscrypt_derive_dirhash_key(struct fscrypt_info *ci, void fscrypt_hash_inode_number(struct fscrypt_info *ci, const struct fscrypt_master_key *mk); +int fscrypt_get_encryption_info(struct inode *inode); + /** * fscrypt_require_key() - require an inode's encryption key * @inode: the inode we need the key for diff --git a/fs/crypto/keysetup.c b/fs/crypto/keysetup.c index 50675b42d5b7..6339b3069a40 100644 --- a/fs/crypto/keysetup.c +++ b/fs/crypto/keysetup.c @@ -589,7 +589,6 @@ int fscrypt_get_encryption_info(struct inode *inode) res = 0; return res; } -EXPORT_SYMBOL(fscrypt_get_encryption_info); /** * fscrypt_prepare_new_inode() - prepare to create a new inode in a directory diff --git a/include/linux/fscrypt.h b/include/linux/fscrypt.h index a07610f27926..4b163f5e58e9 100644 --- a/include/linux/fscrypt.h +++ b/include/linux/fscrypt.h @@ -75,7 +75,7 @@ struct fscrypt_operations { static inline struct fscrypt_info *fscrypt_get_info(const struct inode *inode) { /* - * Pairs with the cmpxchg_release() in fscrypt_get_encryption_info(). + * Pairs with the cmpxchg_release() in fscrypt_setup_encryption_info(). * I.e., another task may publish ->i_crypt_info concurrently, executing * a RELEASE barrier. We need to use smp_load_acquire() here to safely * ACQUIRE the memory the other task published. @@ -200,7 +200,6 @@ int fscrypt_ioctl_remove_key_all_users(struct file *filp, void __user *arg); int fscrypt_ioctl_get_key_status(struct file *filp, void __user *arg); /* keysetup.c */ -int fscrypt_get_encryption_info(struct inode *inode); int fscrypt_prepare_new_inode(struct inode *dir, struct inode *inode, bool *encrypt_ret); void fscrypt_put_encryption_info(struct inode *inode); @@ -408,10 +407,6 @@ static inline int fscrypt_ioctl_get_key_status(struct file *filp, } /* keysetup.c */ -static inline int fscrypt_get_encryption_info(struct inode *inode) -{ - return -EOPNOTSUPP; -} static inline int fscrypt_prepare_new_inode(struct inode *dir, struct inode *inode, |