linux-kernel - Re: [PATCH v3 0/8] ext4: fix divide error in mb_update_avg_fragment

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Date: Sat,  3 Feb 2024 23:57:36 -0500
From: "Theodore Ts'o" <tytso@....edu>
To: linux-ext4@...r.kernel.org, Baokun Li <libaokun1@...wei.com>
Cc: "Theodore Ts'o" <tytso@....edu>, adilger.kernel@...ger.ca, jack@...e.cz,
        ritesh.list@...il.com, linux-kernel@...r.kernel.org,
        yi.zhang@...wei.com, yangerkun@...wei.com, yukuai3@...wei.com
Subject: Re: [PATCH v3 0/8] ext4: fix divide error in mb_update_avg_fragment_size()


On Thu, 04 Jan 2024 22:20:32 +0800, Baokun Li wrote:
> V2->V3:
>   Replace patch 3's changelog with the one suggested by Jan Kara.
>   Refactor the code in patch 4 to make it more readable, as suggested by Jan Kara.
>   Patch 8 is adapted based on patch 4 after modification.
>   Add Reviewed-by tag.
> 
> V1->V2:
>   Fixed some things pointed out by Jan Kara.
>   Fixed more cases where blocks could be allocated from corrupted groups.
> 
> [...]

Applied, thanks!

[1/8] ext4: fix double-free of blocks due to wrong extents moved_len
      commit: 55583e899a53
[2/8] ext4: do not trim the group with corrupted block bitmap
      commit: 172202152a12
[3/8] ext4: regenerate buddy after block freeing failed if under fc replay
      commit: c9b528c35795
[4/8] ext4: avoid bb_free and bb_fragments inconsistency in mb_free_blocks()
      commit: 2331fd4a4986
[5/8] ext4: avoid dividing by 0 in mb_update_avg_fragment_size() when block bitmap corrupt
      commit: 993bf0f4c393
[6/8] ext4: avoid allocating blocks from corrupted group in ext4_mb_try_best_found()
      commit: 4530b3660d39
[7/8] ext4: avoid allocating blocks from corrupted group in ext4_mb_find_by_goal()
      commit: 832698373a25
[8/8] ext4: mark the group block bitmap as corrupted before reporting an error
      commit: c5f3a3821de4

Best regards,
-- 
Theodore Ts'o <tytso@....edu>