Re: [PATCH 0/6] btrfs: defrag/autodefrag fixes and cleanups

[Qu Wenruo <quwenruo.btrfs@gmx.com>]

在 2026/6/26 04:50, fdmanana@kernel.org 写道:
> From: Filipe Manana <fdmanana@suse.com>
> 
> There are a couple bugs related to defrag and autodefrag, one of them
> reported by syzbot and the other can often be triggered by fsstress with
> the mount option "-o autodefrag" (or fstests on random tests that use
> fsstress with multiple processes). Details in the change logs.

Reviewed-by: Qu Wenruo <wqu@suse.com>

Thanks,
Qu

> 
> Filipe Manana (6):
>    btrfs: defrag: fix deadlock between defrag and delalloc space reservation
>    btrfs: fix pending delayed iputs when using autodefrag
>    btrfs: defrag: use a single list for each loop in defrag_one_range()
>    btrfs: defrag: use auto kfree in defrag_one_range() for folios array
>    btrfs: defrag: use simple list_del() in defrag_collect_targets()
>    btrfs: defrag: remove pointless list_del_init() in defrag_one_cluster()
> 
>   fs/btrfs/defrag.c  | 61 ++++++++++++++++++++++++++--------------------
>   fs/btrfs/disk-io.c | 15 ++++++++++++
>   2 files changed, 49 insertions(+), 27 deletions(-)
>