35 static struct posix_acl **acl_by_type(struct inode *inode, int type)  in acl_by_type()  argument
39 		return &inode->i_acl;  in acl_by_type()
41 		return &inode->i_default_acl;  in acl_by_type()
47 struct posix_acl *get_cached_acl(struct inode *inode, int type)  in get_cached_acl()  argument
49 	struct posix_acl **p = acl_by_type(inode, type);  in get_cached_acl()
66 struct posix_acl *get_cached_acl_rcu(struct inode *inode, int type)  in get_cached_acl_rcu()  argument
68 	struct posix_acl *acl = rcu_dereference(*acl_by_type(inode, type));  in get_cached_acl_rcu()
73 		ret = inode->i_op->get_inode_acl(inode, type, LOOKUP_RCU);  in get_cached_acl_rcu()
82 void set_cached_acl(struct inode *inode, int type, struct posix_acl *acl)  in set_cached_acl()  argument
84 	struct posix_acl **p = acl_by_type(inode, type);  in set_cached_acl()
102 void forget_cached_acl(struct inode *inode, int type)  in forget_cached_acl()  argument
104 	__forget_cached_acl(acl_by_type(inode, type));  in forget_cached_acl()
108 void forget_all_cached_acls(struct inode *inode)  in forget_all_cached_acls()  argument
110 	__forget_cached_acl(&inode->i_acl);  in forget_all_cached_acls()
111 	__forget_cached_acl(&inode->i_default_acl);  in forget_all_cached_acls()
116 				   struct dentry *dentry, struct inode *inode,  in __get_acl()  argument
129 	acl = get_cached_acl(inode, type);  in __get_acl()
133 	if (!IS_POSIXACL(inode))  in __get_acl()
137 	p = acl_by_type(inode, type);  in __get_acl()
157 	if (dentry && inode->i_op->get_acl) {  in __get_acl()
158 		acl = inode->i_op->get_acl(idmap, dentry, type);  in __get_acl()
159 	} else if (inode->i_op->get_inode_acl) {  in __get_acl()
160 		acl = inode->i_op->get_inode_acl(inode, type, false);  in __get_acl()
162 		set_cached_acl(inode, type, NULL);  in __get_acl()
183 struct posix_acl *get_inode_acl(struct inode *inode, int type)  in get_inode_acl()  argument
185 	return __get_acl(&nop_mnt_idmap, NULL, inode, type);  in get_inode_acl()
376 posix_acl_permission(struct mnt_idmap *idmap, struct inode *inode,  in posix_acl_permission()  argument
380 	struct user_namespace *fs_userns = i_user_ns(inode);  in posix_acl_permission()
391 				vfsuid = i_uid_into_vfsuid(idmap, inode);  in posix_acl_permission()
402 				vfsgid = i_gid_into_vfsgid(idmap, inode);  in posix_acl_permission()
609 	struct inode *inode = d_inode(dentry);  in posix_acl_chmod()  local
613 	if (!IS_POSIXACL(inode))  in posix_acl_chmod()
615 	if (!inode->i_op->set_acl)  in posix_acl_chmod()
618 	acl = get_inode_acl(inode, ACL_TYPE_ACCESS);  in posix_acl_chmod()
628 	ret = inode->i_op->set_acl(idmap, dentry, acl, ACL_TYPE_ACCESS);  in posix_acl_chmod()
635 posix_acl_create(struct inode *dir, umode_t *mode,  in posix_acl_create()
708 			  struct inode *inode, umode_t *mode_p,  in posix_acl_update_mode()  argument
711 	umode_t mode = inode->i_mode;  in posix_acl_update_mode()
719 	if (!vfsgid_in_group_p(i_gid_into_vfsgid(idmap, inode)) &&  in posix_acl_update_mode()
720 	    !capable_wrt_inode_uidgid(idmap, inode, CAP_FSETID))  in posix_acl_update_mode()
889 				      struct inode *inode,  in vfs_posix_acl_to_xattr()  argument
910 	fs_userns = i_user_ns(inode);  in vfs_posix_acl_to_xattr()
939 	struct inode *inode = d_inode(dentry);  in set_posix_acl()  local
941 	if (!IS_POSIXACL(inode))  in set_posix_acl()
943 	if (!inode->i_op->set_acl)  in set_posix_acl()
946 	if (type == ACL_TYPE_DEFAULT && !S_ISDIR(inode->i_mode))  in set_posix_acl()
948 	if (!inode_owner_or_capable(idmap, inode))  in set_posix_acl()
952 		int ret = posix_acl_valid(inode->i_sb->s_user_ns, acl);  in set_posix_acl()
956 	return inode->i_op->set_acl(idmap, dentry, acl, type);  in set_posix_acl()
960 int posix_acl_listxattr(struct inode *inode, char **buffer,  in posix_acl_listxattr()  argument
965 	if (!IS_POSIXACL(inode))  in posix_acl_listxattr()
968 	if (inode->i_acl) {  in posix_acl_listxattr()
975 	if (inode->i_default_acl) {  in posix_acl_listxattr()
1021 	struct inode *inode = d_inode(dentry);  in simple_set_acl()  local
1024 		error = posix_acl_update_mode(idmap, inode,  in simple_set_acl()
1025 				&inode->i_mode, &acl);  in simple_set_acl()
1030 	inode_set_ctime_current(inode);  in simple_set_acl()
1031 	if (IS_I_VERSION(inode))  in simple_set_acl()
1032 		inode_inc_iversion(inode);  in simple_set_acl()
1033 	set_cached_acl(inode, type, acl);  in simple_set_acl()
1037 int simple_acl_create(struct inode *dir, struct inode *inode)  in simple_acl_create()  argument
1042 	error = posix_acl_create(dir, &inode->i_mode, &default_acl, &acl);  in simple_acl_create()
1046 	set_cached_acl(inode, ACL_TYPE_DEFAULT, default_acl);  in simple_acl_create()
1047 	set_cached_acl(inode, ACL_TYPE_ACCESS, acl);  in simple_acl_create()
1095 	struct inode *inode = d_inode(dentry);  in vfs_set_acl()  local
1096 	struct inode *delegated_inode = NULL;  in vfs_set_acl()
1110 		error = vfs_set_acl_idmapped_mnt(idmap, i_user_ns(inode), kacl);  in vfs_set_acl()
1116 	inode_lock(inode);  in vfs_set_acl()
1122 	error = may_write_xattr(idmap, inode);  in vfs_set_acl()
1130 	error = try_break_deleg(inode, &delegated_inode);  in vfs_set_acl()
1134 	if (likely(!is_bad_inode(inode)))  in vfs_set_acl()
1144 	inode_unlock(inode);  in vfs_set_acl()
1170 	struct inode *inode = d_inode(dentry);  in vfs_get_acl()  local
1186 	if (!IS_POSIXACL(inode))  in vfs_get_acl()
1188 	if (S_ISLNK(inode->i_mode))  in vfs_get_acl()
1191 	acl = __get_acl(idmap, dentry, inode, acl_type);  in vfs_get_acl()
1216 	struct inode *inode = d_inode(dentry);  in vfs_remove_acl()  local
1217 	struct inode *delegated_inode = NULL;  in vfs_remove_acl()
1224 	inode_lock(inode);  in vfs_remove_acl()
1230 	error = may_write_xattr(idmap, inode);  in vfs_remove_acl()
1238 	error = try_break_deleg(inode, &delegated_inode);  in vfs_remove_acl()
1242 	if (likely(!is_bad_inode(inode)))  in vfs_remove_acl()
1252 	inode_unlock(inode);  in vfs_remove_acl()