diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/fs.h | 8 | ||||
| -rw-r--r-- | include/linux/posix_acl.h | 3 | ||||
| -rw-r--r-- | include/linux/stat.h | 4 |
3 files changed, 13 insertions, 2 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h index 1c01f9f2b574..a6074cdb7798 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -588,6 +588,11 @@ static inline void mapping_allow_writable(struct address_space *mapping) struct posix_acl; #define ACL_NOT_CACHED ((void *)(-1)) +/* + * ACL_DONT_CACHE is for stacked filesystems, that rely on underlying fs to + * cache the ACL. This also means that ->get_acl() can be called in RCU mode + * with the LOOKUP_RCU flag. + */ #define ACL_DONT_CACHE ((void *)(-3)) static inline struct posix_acl * @@ -2109,7 +2114,7 @@ struct inode_operations { struct dentry * (*lookup) (struct inode *,struct dentry *, unsigned int); const char * (*get_link) (struct dentry *, struct inode *, struct delayed_call *); int (*permission) (struct user_namespace *, struct inode *, int); - struct posix_acl * (*get_acl)(struct inode *, int); + struct posix_acl * (*get_acl)(struct inode *, int, bool); int (*readlink) (struct dentry *, char __user *,int); @@ -3314,6 +3319,7 @@ extern int page_symlink(struct inode *inode, const char *symname, int len); extern const struct inode_operations page_symlink_inode_operations; extern void kfree_link(void *); void generic_fillattr(struct user_namespace *, struct inode *, struct kstat *); +void generic_fill_statx_attr(struct inode *inode, struct kstat *stat); extern int vfs_getattr_nosec(const struct path *, struct kstat *, u32, unsigned int); extern int vfs_getattr(const struct path *, struct kstat *, u32, unsigned int); void __inode_add_bytes(struct inode *inode, loff_t bytes); diff --git a/include/linux/posix_acl.h b/include/linux/posix_acl.h index 307094ebb88c..b65c877d92b8 100644 --- a/include/linux/posix_acl.h +++ b/include/linux/posix_acl.h @@ -72,6 +72,8 @@ extern struct posix_acl *get_posix_acl(struct inode *, int); extern int set_posix_acl(struct user_namespace *, struct inode *, int, struct posix_acl *); +struct posix_acl *get_cached_acl_rcu(struct inode *inode, int type); + #ifdef CONFIG_FS_POSIX_ACL int posix_acl_chmod(struct user_namespace *, struct inode *, umode_t); extern int posix_acl_create(struct inode *, umode_t *, struct posix_acl **, @@ -84,7 +86,6 @@ extern int simple_set_acl(struct user_namespace *, struct inode *, extern int simple_acl_create(struct inode *, struct inode *); struct posix_acl *get_cached_acl(struct inode *inode, int type); -struct posix_acl *get_cached_acl_rcu(struct inode *inode, int type); void set_cached_acl(struct inode *inode, int type, struct posix_acl *acl); void forget_cached_acl(struct inode *inode, int type); void forget_all_cached_acls(struct inode *inode); diff --git a/include/linux/stat.h b/include/linux/stat.h index fff27e603814..7df06931f25d 100644 --- a/include/linux/stat.h +++ b/include/linux/stat.h @@ -34,6 +34,10 @@ struct kstat { STATX_ATTR_ENCRYPTED | \ STATX_ATTR_VERITY \ )/* Attrs corresponding to FS_*_FL flags */ +#define KSTAT_ATTR_VFS_FLAGS \ + (STATX_ATTR_IMMUTABLE | \ + STATX_ATTR_APPEND \ + ) /* Attrs corresponding to S_* flags that are enforced by the VFS */ u64 ino; dev_t dev; dev_t rdev; |