xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

fscrypt: Constify struct inode pointer

Browse Source 
Some filesystems, such as UBIFS, maintain a const pointer for struct
inode.

Signed-off-by: David Gstir <david@sigma-star.at>
Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
David Gstir
2016-11-13 22:20:47 +01:00
committed by Theodore Ts'o
parent 7821d4dd45
commit 0b93e1b94b
3 changed files with 18 additions and 18 deletions
Download Patch File Download Diff File Expand all files Collapse all files

22
include/linux/fscrypto.h
View File

@@ -212,7 +212,7 @@ static inline struct page *fscrypt_control_page(struct page *page)
#endif
}
static inline int fscrypt_has_encryption_key(struct inode *inode)
static inline int fscrypt_has_encryption_key(const struct inode *inode)
{
#if IS_ENABLED(CONFIG_FS_ENCRYPTION)
return (inode->i_crypt_info != NULL);
@@ -246,17 +246,17 @@ static inline void fscrypt_set_d_op(struct dentry *dentry)
extern struct kmem_cache *fscrypt_info_cachep;
int fscrypt_initialize(void);
extern struct fscrypt_ctx *fscrypt_get_ctx(struct inode *, gfp_t);
extern struct fscrypt_ctx *fscrypt_get_ctx(const struct inode *, gfp_t);
extern void fscrypt_release_ctx(struct fscrypt_ctx *);
extern struct page *fscrypt_encrypt_page(struct inode *, struct page *,
extern struct page *fscrypt_encrypt_page(const struct inode *, struct page *,
unsigned int, unsigned int,
gfp_t);
extern int fscrypt_decrypt_page(struct inode *, struct page *, unsigned int,
extern int fscrypt_decrypt_page(const struct inode *, struct page *, unsigned int,
unsigned int);
extern void fscrypt_decrypt_bio_pages(struct fscrypt_ctx *, struct bio *);
extern void fscrypt_pullback_bio_page(struct page **, bool);
extern void fscrypt_restore_control_page(struct page *);
extern int fscrypt_zeroout_range(struct inode *, pgoff_t, sector_t,
extern int fscrypt_zeroout_range(const struct inode *, pgoff_t, sector_t,
unsigned int);
/* policy.c */
extern int fscrypt_process_policy(struct file *, const struct fscrypt_policy *);
@@ -273,8 +273,8 @@ extern void fscrypt_put_encryption_info(struct inode *, struct fscrypt_info *);
extern int fscrypt_setup_filename(struct inode *, const struct qstr *,
int lookup, struct fscrypt_name *);
extern void fscrypt_free_filename(struct fscrypt_name *);
extern u32 fscrypt_fname_encrypted_size(struct inode *, u32);
extern int fscrypt_fname_alloc_buffer(struct inode *, u32,
extern u32 fscrypt_fname_encrypted_size(const struct inode *, u32);
extern int fscrypt_fname_alloc_buffer(const struct inode *, u32,
struct fscrypt_str *);
extern void fscrypt_fname_free_buffer(struct fscrypt_str *);
extern int fscrypt_fname_disk_to_usr(struct inode *, u32, u32,
@@ -284,7 +284,7 @@ extern int fscrypt_fname_usr_to_disk(struct inode *, const struct qstr *,
#endif
/* crypto.c */
static inline struct fscrypt_ctx *fscrypt_notsupp_get_ctx(struct inode *i,
static inline struct fscrypt_ctx *fscrypt_notsupp_get_ctx(const struct inode *i,
gfp_t f)
{
return ERR_PTR(-EOPNOTSUPP);
@@ -295,7 +295,7 @@ static inline void fscrypt_notsupp_release_ctx(struct fscrypt_ctx *c)
return;
}
static inline struct page *fscrypt_notsupp_encrypt_page(struct inode *i,
static inline struct page *fscrypt_notsupp_encrypt_page(const struct inode *i,
struct page *p,
unsigned int len,
unsigned int offs,
@@ -304,7 +304,7 @@ static inline struct page *fscrypt_notsupp_encrypt_page(struct inode *i,
return ERR_PTR(-EOPNOTSUPP);
}
static inline int fscrypt_notsupp_decrypt_page(struct inode *i, struct page *p,
static inline int fscrypt_notsupp_decrypt_page(const struct inode *i, struct page *p,
unsigned int len, unsigned int offs)
{
return -EOPNOTSUPP;
@@ -326,7 +326,7 @@ static inline void fscrypt_notsupp_restore_control_page(struct page *p)
return;
}
static inline int fscrypt_notsupp_zeroout_range(struct inode *i, pgoff_t p,
static inline int fscrypt_notsupp_zeroout_range(const struct inode *i, pgoff_t p,
sector_t s, unsigned int f)
{
return -EOPNOTSUPP;