Commit b382cfe8 authored Mar 09, 2017 by Qu Wenruo Committed by David Sterba Aug 16, 2017

btrfs: Do chunk level check for degraded remount



Just the same for mount time check, use btrfs_check_rw_degradable() to
check if we are OK to be remounted rw.

Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

parent 4330e183

fs/btrfs/super.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -1781,8 +1781,7 @@ 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) {
		if (!btrfs_check_rw_degradable(fs_info)) {
		btrfs_warn(fs_info,
		"too many missing devices, writeable remount is not allowed");
		ret = -EACCES;

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