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Btrfs: warn_on for unaccounted spaces 

These were hidden behind enospc_debug, which isn't helpful as they indicate
actual bugs, unlike the rest of the enospc_debug stuff which is really debug
information.  Thanks,

Signed-off-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: David Sterba <dsterba@suse.com>
steinar/wifi_calib_4_9_kernel
Josef Bacik 2016-03-25 13:25:51 -04:00 committed by David Sterba
parent c48f49d63d
commit d555b6c380
1 changed files with 8 additions and 6 deletions
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14
fs/btrfs/extent-tree.c
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@ -9778,13 +9778,15 @@ int btrfs_free_block_groups(struct btrfs_fs_info *info)
space_info = list_entry(info->space_info.next,
struct btrfs_space_info,
list);
if (btrfs_test_opt(info->tree_root, ENOSPC_DEBUG)) {
if (WARN_ON(space_info->bytes_pinned > 0 ||
/*
* Do not hide this behind enospc_debug, this is actually
* important and indicates a real bug if this happens.
*/
if (WARN_ON(space_info->bytes_pinned > 0 ||
space_info->bytes_reserved > 0 ||
space_info->bytes_may_use > 0)) {
dump_space_info(space_info, 0, 0);
}
}
space_info->bytes_may_use > 0))
dump_space_info(space_info, 0, 0);
list_del(&space_info->list);
for (i = 0; i < BTRFS_NR_RAID_TYPES; i++) {
struct kobject *kobj;