From b70f509774ad4b75d4253ad23b65c35d89402026 Mon Sep 17 00:00:00 2001 From: Naohiro Aota Date: Tue, 10 Nov 2020 20:26:08 +0900 Subject: btrfs: check and enable ZONED mode Introduce function btrfs_check_zoned_mode() to check if ZONED flag is enabled on the file system and if the file system consists of zoned devices with equal zone size. Reviewed-by: Josef Bacik Signed-off-by: Johannes Thumshirn Signed-off-by: Damien Le Moal Signed-off-by: Naohiro Aota Reviewed-by: David Sterba Signed-off-by: David Sterba --- fs/btrfs/dev-replace.c | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'fs/btrfs/dev-replace.c') diff --git a/fs/btrfs/dev-replace.c b/fs/btrfs/dev-replace.c index 71a1bddcbc76..a98e33f232d5 100644 --- a/fs/btrfs/dev-replace.c +++ b/fs/btrfs/dev-replace.c @@ -260,6 +260,13 @@ static int btrfs_init_dev_replace_tgtdev(struct btrfs_fs_info *fs_info, return PTR_ERR(bdev); } + if (!btrfs_check_device_zone_type(fs_info, bdev)) { + btrfs_err(fs_info, + "dev-replace: zoned type of target device mismatch with filesystem"); + ret = -EINVAL; + goto error; + } + sync_blockdev(bdev); list_for_each_entry(device, &fs_info->fs_devices->devices, dev_list) { -- cgit