On 1.07.2018 05:45, Qu Wenruo wrote:
> In btrfs_add_free_space(), if the free space to be added is already
> here, we trigger ASSERT() which is just another BUG_ON().
>
> Let's remove such BUG_ON() at all.
>
> Reported-by: Lewis Diamond <m...@lewisdiamond.com>
> Signed-off-by: Qu Wenruo <w...@suse.com>
Reviewed-by: Nikolay Borisov <nbori...@suse.com>
> ---
> free-space-cache.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/free-space-cache.c b/free-space-cache.c
> index 9b83a71ca59a..2ef2d307cc5d 100644
> --- a/free-space-cache.c
> +++ b/free-space-cache.c
> @@ -838,10 +838,8 @@ int btrfs_add_free_space(struct btrfs_free_space_ctl
> *ctl, u64 offset,
> try_merge_free_space(ctl, info);
>
> ret = link_free_space(ctl, info);
> - if (ret) {
> + if (ret)
> printk(KERN_CRIT "btrfs: unable to add free space :%d\n", ret);
> - BUG_ON(ret == -EEXIST);
> - }
>
> return ret;
> }
>
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