fs/btrfs/dev-replace.h at v4.20 · tjh.dev/kernel

tjh.dev / kernel

Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git

kernel os linux

kernel / fs / btrfs / dev-replace.h

at v4.20 31 lines 1.4 kB view raw

 1/* SPDX-License-Identifier: GPL-2.0 */
 2/*
 3 * Copyright (C) STRATO AG 2012.  All rights reserved.
 4 */
 5
 6#ifndef BTRFS_DEV_REPLACE_H
 7#define BTRFS_DEV_REPLACE_H
 8
 9struct btrfs_ioctl_dev_replace_args;
10
11int btrfs_init_dev_replace(struct btrfs_fs_info *fs_info);
12int btrfs_run_dev_replace(struct btrfs_trans_handle *trans,
13			  struct btrfs_fs_info *fs_info);
14int btrfs_dev_replace_by_ioctl(struct btrfs_fs_info *fs_info,
15			    struct btrfs_ioctl_dev_replace_args *args);
16int btrfs_dev_replace_start(struct btrfs_fs_info *fs_info,
17		const char *tgtdev_name, u64 srcdevid, const char *srcdev_name,
18		int read_src);
19void btrfs_dev_replace_status(struct btrfs_fs_info *fs_info,
20			      struct btrfs_ioctl_dev_replace_args *args);
21int btrfs_dev_replace_cancel(struct btrfs_fs_info *fs_info);
22void btrfs_dev_replace_suspend_for_unmount(struct btrfs_fs_info *fs_info);
23int btrfs_resume_dev_replace_async(struct btrfs_fs_info *fs_info);
24int btrfs_dev_replace_is_ongoing(struct btrfs_dev_replace *dev_replace);
25void btrfs_dev_replace_read_lock(struct btrfs_dev_replace *dev_replace);
26void btrfs_dev_replace_read_unlock(struct btrfs_dev_replace *dev_replace);
27void btrfs_dev_replace_write_lock(struct btrfs_dev_replace *dev_replace);
28void btrfs_dev_replace_write_unlock(struct btrfs_dev_replace *dev_replace);
29void btrfs_dev_replace_set_lock_blocking(struct btrfs_dev_replace *dev_replace);
30
31#endif