Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/fs/internal.h b/fs/internal.h
index d410186..315fcd8 100644
--- a/fs/internal.h
+++ b/fs/internal.h
@@ -1,12 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/* fs/ internal definitions
*
* Copyright (C) 2006 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (dhowells@redhat.com)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
struct super_block;
@@ -17,6 +13,8 @@
struct path;
struct mount;
struct shrink_control;
+struct fs_context;
+struct user_namespace;
/*
* block_dev.c
@@ -43,8 +41,6 @@
extern void guard_bio_eod(int rw, struct bio *bio);
extern int __block_write_begin_int(struct page *page, loff_t pos, unsigned len,
get_block_t *get_block, struct iomap *iomap);
-int __generic_write_end(struct inode *inode, loff_t pos, unsigned copied,
- struct page *page);
/*
* char_dev.c
@@ -52,8 +48,19 @@
extern void __init chrdev_init(void);
/*
+ * fs_context.c
+ */
+extern const struct fs_context_operations legacy_fs_context_ops;
+extern int parse_monolithic_mount_data(struct fs_context *, void *);
+extern void fc_drop_locked(struct fs_context *);
+extern void vfs_clean_context(struct fs_context *fc);
+extern int finish_clean_context(struct fs_context *fc);
+
+/*
* namei.c
*/
+extern int filename_lookup(int dfd, struct filename *name, unsigned flags,
+ struct path *path, struct path *root);
extern int user_path_mountpoint_at(int, const char __user *, unsigned int, struct path *);
extern int vfs_path_lookup(struct dentry *, struct vfsmount *,
const char *, unsigned int, struct path *);
@@ -80,11 +87,10 @@
extern void __init mnt_init(void);
-extern int __mnt_want_write(struct vfsmount *);
extern int __mnt_want_write_file(struct file *);
-extern void __mnt_drop_write(struct vfsmount *);
extern void __mnt_drop_write_file(struct file *);
+extern void dissolve_on_fput(struct vfsmount *);
/*
* fs_struct.c
*/
@@ -99,11 +105,10 @@
/*
* super.c
*/
-extern int do_remount_sb(struct super_block *, int, void *, int);
+extern int reconfigure_super(struct fs_context *);
extern bool trylock_super(struct super_block *sb);
-extern struct dentry *mount_fs(struct file_system_type *,
- int, const char *, void *);
extern struct super_block *user_get_super(dev_t);
+extern bool mount_capable(struct fs_context *);
/*
* open.c
@@ -150,6 +155,10 @@
extern int d_set_mounted(struct dentry *dentry);
extern long prune_dcache_sb(struct super_block *sb, struct shrink_control *sc);
extern struct dentry *d_alloc_cursor(struct dentry *);
+extern struct dentry * d_alloc_pseudo(struct super_block *, const struct qstr *);
+extern char *simple_dname(struct dentry *, char *, int);
+extern void dput_to_list(struct dentry *, struct list_head *);
+extern void shrink_dentry_list(struct list_head *);
/*
* read_write.c
@@ -178,15 +187,5 @@
extern int do_vfs_ioctl(struct file *file, unsigned int fd, unsigned int cmd,
unsigned long arg);
-/*
- * iomap support:
- */
-typedef loff_t (*iomap_actor_t)(struct inode *inode, loff_t pos, loff_t len,
- void *data, struct iomap *iomap);
-
-loff_t iomap_apply(struct inode *inode, loff_t pos, loff_t length,
- unsigned flags, const struct iomap_ops *ops, void *data,
- iomap_actor_t actor);
-
/* direct-io.c: */
int sb_init_dio_done_wq(struct super_block *sb);