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fscrypt: move fscrypt_control_page() to supp/notsupp headers

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fscrypt_control_page() is already split into two versions depending on
whether the filesystem is being built with encryption support or not.
Move them into the appropriate headers.

Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Eric Biggers 2018-01-05 10:44:53 -08:00 • committed by Theodore Ts'o
parent 3d463f2856
commit 4fd4b15ccb
3 changed files with 13 additions and 16 deletions
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6
include/linux/fscrypt_supp.h
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@ -25,6 +25,12 @@ extern struct page *fscrypt_encrypt_page(const struct inode *, struct page *,
u64, gfp_t);
extern int fscrypt_decrypt_page(const struct inode *, struct page *, unsigned int,
unsigned int, u64);
static inline struct page *fscrypt_control_page(struct page *page)
{
return ((struct fscrypt_ctx *)page_private(page))->w.control_page;
}
extern void fscrypt_restore_control_page(struct page *);
extern const struct dentry_operations fscrypt_d_ops;