From: Qu Wenruo <quwen...@cn.fujitsu.com> Just the same for mount time check, use new btrfs_check_degraded() to do per chunk check.
Signed-off-by: Qu Wenruo <quwen...@cn.fujitsu.com> Btrfs: use btrfs_error instead of btrfs_err during remount apply on top of the patch [PATCH 1/1] Btrfs: consolidate btrfs_error() to btrfs_std_error() Signed-off-by: Anand Jain <anand.j...@oracle.com> --- fs/btrfs/super.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c index 181db38..16f1412 100644 --- a/fs/btrfs/super.c +++ b/fs/btrfs/super.c @@ -1664,11 +1664,14 @@ static int btrfs_remount(struct super_block *sb, int *flags, char *data) goto restore; } - if (fs_info->fs_devices->missing_devices > - fs_info->num_tolerated_disk_barrier_failures && - !(*flags & MS_RDONLY)) { + ret = btrfs_check_degradable(fs_info, *flags); + if (ret < 0) { + btrfs_err(fs_info, + "degraded writable remount failed %d", ret); + goto restore; + } else if (ret > 0 && !btrfs_test_opt(root, DEGRADED)) { btrfs_warn(fs_info, - "too many missing devices, writeable remount is not allowed"); + "some device missing, but still degraded mountable, please remount with -o degraded option"); ret = -EACCES; goto restore; } -- 2.4.1 -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html