Re: [PATCH 0/4] btrfs: fix a deadlock with reclaim during logging/log replay

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

在 2024/6/13 20:35, fdmanana@kernel.org 写道:
> From: Filipe Manana <fdmanana@suse.com>
>
> Fix a deadlock when opening an inode during inode logging and log replay
> due to a GFP_KERNEL allocation, reported by syzbot. The rest is just some
> trivial cleanups. Details in the change logs.
>
> Filipe Manana (4):
>    btrfs: use NOFS context when getting inodes during logging and log replay
>    btrfs: remove super block argument from btrfs_iget()
>    btrfs: remove super block argument from btrfs_iget_path()
>    btrfs: remove super block argument from btrfs_iget_locked()

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

Just one question relied to the first patch.

Thanks,
Qu
>
>   fs/btrfs/btrfs_inode.h      |  6 +++---
>   fs/btrfs/defrag.c           |  2 +-
>   fs/btrfs/export.c           |  4 ++--
>   fs/btrfs/free-space-cache.c |  3 +--
>   fs/btrfs/inode.c            | 24 ++++++++++-----------
>   fs/btrfs/ioctl.c            |  3 +--
>   fs/btrfs/relocation.c       |  4 ++--
>   fs/btrfs/send.c             |  9 ++++----
>   fs/btrfs/super.c            |  2 +-
>   fs/btrfs/tree-log.c         | 43 ++++++++++++++++++++++++-------------
>   10 files changed, 54 insertions(+), 46 deletions(-)
>