diff options
Diffstat (limited to 'include/linux/fs.h')
| -rw-r--r-- | include/linux/fs.h | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h index 79ffa2958bd8..75f2ed289a3f 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -694,7 +694,7 @@ struct inode { atomic_t i_count; atomic_t i_dio_count; atomic_t i_writecount; -#ifdef CONFIG_IMA +#if defined(CONFIG_IMA) || defined(CONFIG_FILE_LOCKING) atomic_t i_readcount; /* struct files open RO */ #endif union { @@ -1019,8 +1019,6 @@ struct file_lock_operations { }; struct lock_manager_operations { - int (*lm_compare_owner)(struct file_lock *, struct file_lock *); - unsigned long (*lm_owner_key)(struct file_lock *); fl_owner_t (*lm_get_owner)(fl_owner_t); void (*lm_put_owner)(fl_owner_t); void (*lm_notify)(struct file_lock *); /* unblock callback */ @@ -1769,7 +1767,7 @@ struct block_device_operations; /* * These flags control the behavior of the remap_file_range function pointer. * If it is called with len == 0 that means "remap to end of source file". - * See Documentation/filesystems/vfs.txt for more details about this call. + * See Documentation/filesystems/vfs.rst for more details about this call. * * REMAP_FILE_DEDUP: only remap if contents identical (i.e. deduplicate) * REMAP_FILE_CAN_SHORTEN: caller can handle a shortened request @@ -2189,6 +2187,7 @@ struct file_system_type { #define FS_BINARY_MOUNTDATA 2 #define FS_HAS_SUBTYPE 4 #define FS_USERNS_MOUNT 8 /* Can be mounted by userns root */ +#define FS_DISALLOW_NOTIFY_PERM 16 /* Disable fanotify permission events */ #define FS_RENAME_DOES_D_MOVE 32768 /* FS will handle d_move() during rename() internally. */ int (*init_fs_context)(struct fs_context *); const struct fs_parameter_description *parameters; @@ -2717,6 +2716,8 @@ extern int filemap_flush(struct address_space *); extern int filemap_fdatawait_keep_errors(struct address_space *mapping); extern int filemap_fdatawait_range(struct address_space *, loff_t lstart, loff_t lend); +extern int filemap_fdatawait_range_keep_errors(struct address_space *mapping, + loff_t start_byte, loff_t end_byte); static inline int filemap_fdatawait(struct address_space *mapping) { @@ -2895,7 +2896,7 @@ static inline bool inode_is_open_for_write(const struct inode *inode) return atomic_read(&inode->i_writecount) > 0; } -#ifdef CONFIG_IMA +#if defined(CONFIG_IMA) || defined(CONFIG_FILE_LOCKING) static inline void i_readcount_dec(struct inode *inode) { BUG_ON(!atomic_read(&inode->i_readcount)); @@ -3555,4 +3556,16 @@ static inline struct sock *io_uring_get_socket(struct file *file) } #endif +int vfs_ioc_setflags_prepare(struct inode *inode, unsigned int oldflags, + unsigned int flags); + +int vfs_ioc_fssetxattr_check(struct inode *inode, const struct fsxattr *old_fa, + struct fsxattr *fa); + +static inline void simple_fill_fsxattr(struct fsxattr *fa, __u32 xflags) +{ + memset(fa, 0, sizeof(*fa)); + fa->fsx_xflags = xflags; +} + #endif /* _LINUX_FS_H */ |