61 int setattr_prepare(struct dentry *dentry, struct iattr *attr)  in setattr_prepare()  argument
64 	unsigned int ia_valid = attr->ia_valid;  in setattr_prepare()
71 		int error = inode_newsize_ok(inode, attr->ia_size);  in setattr_prepare()
81 	if ((ia_valid & ATTR_UID) && !chown_ok(inode, attr->ia_uid))  in setattr_prepare()
85 	if ((ia_valid & ATTR_GID) && !chgrp_ok(inode, attr->ia_gid))  in setattr_prepare()
93 		if (!in_group_p((ia_valid & ATTR_GID) ? attr->ia_gid :  in setattr_prepare()
96 			attr->ia_mode &= ~S_ISGID;  in setattr_prepare()
178 void setattr_copy(struct inode *inode, const struct iattr *attr)  in setattr_copy()  argument
180 	unsigned int ia_valid = attr->ia_valid;  in setattr_copy()
183 		inode->i_uid = attr->ia_uid;  in setattr_copy()
185 		inode->i_gid = attr->ia_gid;  in setattr_copy()
187 		inode->i_atime = timestamp_truncate(attr->ia_atime,  in setattr_copy()
191 		inode->i_mtime = timestamp_truncate(attr->ia_mtime,  in setattr_copy()
195 		inode->i_ctime = timestamp_truncate(attr->ia_ctime,  in setattr_copy()
199 		umode_t mode = attr->ia_mode;  in setattr_copy()
229 int notify_change2(struct vfsmount *mnt, struct dentry * dentry, struct iattr * attr, struct inode …  in notify_change2()  argument
235 	unsigned int ia_valid = attr->ia_valid;  in notify_change2()
260 		umode_t amode = attr->ia_mode;  in notify_change2()
268 	attr->ia_ctime = now;  in notify_change2()
270 		attr->ia_atime = now;  in notify_change2()
272 		attr->ia_mtime = now;  in notify_change2()
278 			ia_valid = attr->ia_valid &= ~ATTR_KILL_PRIV;  in notify_change2()
294 			ia_valid = attr->ia_valid |= ATTR_MODE;  in notify_change2()
295 			attr->ia_mode = (inode->i_mode & ~S_ISUID);  in notify_change2()
301 				ia_valid = attr->ia_valid |= ATTR_MODE;  in notify_change2()
302 				attr->ia_mode = inode->i_mode;  in notify_change2()
304 			attr->ia_mode &= ~S_ISGID;  in notify_change2()
307 	if (!(attr->ia_valid & ~(ATTR_KILL_SUID | ATTR_KILL_SGID)))  in notify_change2()
315 	    !kuid_has_mapping(inode->i_sb->s_user_ns, attr->ia_uid))  in notify_change2()
318 	    !kgid_has_mapping(inode->i_sb->s_user_ns, attr->ia_gid))  in notify_change2()
329 	error = security_inode_setattr(dentry, attr);  in notify_change2()
337 		error = inode->i_op->setattr2(mnt, dentry, attr);  in notify_change2()
339 		error = inode->i_op->setattr(dentry, attr);  in notify_change2()
341 		error = simple_setattr(dentry, attr);  in notify_change2()
353 int notify_change(struct dentry * dentry, struct iattr * attr, struct inode **delegated_inode)  in notify_change()  argument
355 	return notify_change2(NULL, dentry, attr, delegated_inode);  in notify_change()