stat.c (825cf206ed510c4a1758bef8957e2b039253e2e3) stat.c (2d985f8c6b91b5007a16e640bb9c038c5fb2839b)
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * linux/fs/stat.c
4 *
5 * Copyright (C) 1991, 1992 Linus Torvalds
6 */
7
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * linux/fs/stat.c
4 *
5 * Copyright (C) 1991, 1992 Linus Torvalds
6 */
7
8#include <linux/blkdev.h>
8#include <linux/export.h>
9#include <linux/mm.h>
10#include <linux/errno.h>
11#include <linux/file.h>
12#include <linux/highuid.h>
13#include <linux/fs.h>
14#include <linux/namei.h>
15#include <linux/security.h>

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225 return -EINVAL;
226
227retry:
228 error = filename_lookup(dfd, filename, lookup_flags, &path, NULL);
229 if (error)
230 goto out;
231
232 error = vfs_getattr(&path, stat, request_mask, flags);
9#include <linux/export.h>
10#include <linux/mm.h>
11#include <linux/errno.h>
12#include <linux/file.h>
13#include <linux/highuid.h>
14#include <linux/fs.h>
15#include <linux/namei.h>
16#include <linux/security.h>

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226 return -EINVAL;
227
228retry:
229 error = filename_lookup(dfd, filename, lookup_flags, &path, NULL);
230 if (error)
231 goto out;
232
233 error = vfs_getattr(&path, stat, request_mask, flags);
234
233 stat->mnt_id = real_mount(path.mnt)->mnt_id;
234 stat->result_mask |= STATX_MNT_ID;
235 stat->mnt_id = real_mount(path.mnt)->mnt_id;
236 stat->result_mask |= STATX_MNT_ID;
237
235 if (path.mnt->mnt_root == path.dentry)
236 stat->attributes |= STATX_ATTR_MOUNT_ROOT;
237 stat->attributes_mask |= STATX_ATTR_MOUNT_ROOT;
238 if (path.mnt->mnt_root == path.dentry)
239 stat->attributes |= STATX_ATTR_MOUNT_ROOT;
240 stat->attributes_mask |= STATX_ATTR_MOUNT_ROOT;
241
242 /* Handle STATX_DIOALIGN for block devices. */
243 if (request_mask & STATX_DIOALIGN) {
244 struct inode *inode = d_backing_inode(path.dentry);
245
246 if (S_ISBLK(inode->i_mode))
247 bdev_statx_dioalign(inode, stat);
248 }
249
238 path_put(&path);
239 if (retry_estale(error, lookup_flags)) {
240 lookup_flags |= LOOKUP_REVAL;
241 goto retry;
242 }
243out:
244 return error;
245}

--- 570 unchanged lines hidden --- 		250 path_put(&path);
251 if (retry_estale(error, lookup_flags)) {
252 lookup_flags |= LOOKUP_REVAL;
253 goto retry;
254 }
255out:
256 return error;
257}

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