smb/server/vfs.c

70 					struct path *parent_path,
71 					struct path *path)
75 	struct path *root_share_path = &share_conf->vfs_path;
80 		pathname = share_conf->path;
121 	path->dentry = d;
122 	path->mnt = mntget(parent_path->mnt);
125 		err = follow_down(path, 0);
127 			path_put(path);
174 	struct path path;
179 					    LOOKUP_NO_SYMLINKS, &path);
183 			pr_err("path create failed for %s, err %d\n",
189 	err = vfs_create(mnt_idmap(path.mnt), d_inode(path.dentry),
192 		ksmbd_vfs_inherit_owner(work, d_inode(path.dentry),
198 	done_path_create(&path, dentry);
213 	struct path path;
219 					    &path);
223 			ksmbd_debug(VFS, "path create failed for %s, err %d\n",
228 	idmap = mnt_idmap(path.mnt);
230 	err = vfs_mkdir(idmap, d_inode(path.dentry), dentry, mode);
246 		ksmbd_vfs_inherit_owner(work, d_inode(path.dentry), d_inode(d));
251 	done_path_create(&path, dentry);
552  * @path:	path of dentry
556 int ksmbd_vfs_getattr(const struct path *path, struct kstat *stat)
560 	err = vfs_getattr(path, stat, STATX_BTIME, AT_STATX_SYNC_AS_STAT);
594  * @path:	path of dentry
598 int ksmbd_vfs_remove_file(struct ksmbd_work *work, const struct path *path)
601 	struct dentry *parent = path->dentry->d_parent;
607 	if (!d_inode(path->dentry)->i_nlink) {
612 	idmap = mnt_idmap(path->mnt);
613 	if (S_ISDIR(d_inode(path->dentry)->i_mode)) {
614 		err = vfs_rmdir(idmap, d_inode(parent), path->dentry);
618 		err = vfs_unlink(idmap, d_inode(parent), path->dentry, NULL);
639 	struct path oldpath, newpath;
648 		pr_err("cannot get linux path for %s, err = %d\n",
658 		pr_err("path create err for %s, err %d\n", newname, err);
683 int ksmbd_vfs_rename(struct ksmbd_work *work, const struct path *old_path,
688 	struct path new_path;
926  * @path:	path of dentry to set XATTR at
936 		       const struct path *path, const char *attr_name,
943 		err = mnt_want_write(path->mnt);
949 			   path->dentry,
957 		mnt_drop_write(path->mnt);
1061 			   const struct path *path, char *attr_name)
1065 	err = mnt_want_write(path->mnt);
1069 	err = vfs_removexattr(idmap, path->dentry, attr_name);
1070 	mnt_drop_write(path->mnt);
1173  * @dir:	path info
1180 static int ksmbd_vfs_lookup_in_dir(const struct path *dir, char *name,
1206  * ksmbd_vfs_kern_path_locked() - lookup a file and get path info
1208  * @name:		file path that is relative to share
1211  * @path:		if lookup succeed, return path info
1217 			       unsigned int flags, struct path *parent_path,
1218 			       struct path *path, bool caseless)
1224 					   path);
1263 					      path);
1269 			*parent_path = *path;
1285 			path_put(path);
1290 		err = ksmbd_vfs_lock_parent(parent_path->dentry, path->dentry);
1292 			path_put(path);
1299 void ksmbd_vfs_kern_path_unlock(struct path *parent_path, struct path *path)
1303 	path_put(path);
1310 					  struct path *path)
1319 	dent = kern_path_create(AT_FDCWD, abs_name, path, flags);
1325 				const struct path *path)
1331 	xattr_list_len = ksmbd_vfs_listxattr(path->dentry, &xattr_list);
1339 	err = mnt_want_write(path->mnt);
1351 			err = vfs_remove_acl(idmap, path->dentry, name);
1357 	mnt_drop_write(path->mnt);
1364 int ksmbd_vfs_remove_sd_xattrs(struct mnt_idmap *idmap, const struct path *path)
1370 	xattr_list_len = ksmbd_vfs_listxattr(path->dentry, &xattr_list);
1383 			err = ksmbd_vfs_remove_xattr(idmap, path, name);
1460 			   const struct path *path,
1468 	struct dentry *dentry = path->dentry;
1520 	rc = ksmbd_vfs_setxattr(idmap, path,
1610 				   const struct path *path,
1621 	err = ksmbd_vfs_setxattr(idmap, path, XATTR_NAME_DOS_ATTRIBUTE,
1693 	struct path path = {
1698 	rc = vfs_getattr(&path, ksmbd_kstat->kstat,
1869 				 struct path *path)
1873 	struct dentry *dentry = path->dentry;
1922 				struct path *path, struct inode *parent_inode)
1926 	struct dentry *dentry = path->dentry;