linux-kernel - Re: [f2fs-dev] [PATCH 1/3] f2fs: factor out victim_entry usage from general rb

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Message-Id: <167941681878.25004.6451264587497952126.git-patchwork-notify@kernel.org>
Date:   Tue, 21 Mar 2023 16:40:18 +0000
From:   patchwork-bot+f2fs@...nel.org
To:     Jaegeuk Kim <jaegeuk@...nel.org>
Cc:     linux-kernel@...r.kernel.org,
        linux-f2fs-devel@...ts.sourceforge.net, stable@...r.kernel.org
Subject: Re: [f2fs-dev] [PATCH 1/3] f2fs: factor out victim_entry usage from
 general rb_tree use

Hello:

This series was applied to jaegeuk/f2fs.git (dev)
by Jaegeuk Kim <jaegeuk@...nel.org>:

On Fri, 10 Mar 2023 13:04:52 -0800 you wrote:
> Let's reduce the complexity of mixed use of rb_tree in victim_entry from
> extent_cache and discard_cmd.
> 
> This should fix arm32 memory alignment issue caused by shared rb_entry.
> 
> [struct victim_entry]              [struct rb_entry]
> [0] struct rb_node rb_node;        [0] struct rb_node rb_node;
>                                        union {
>                                          struct {
>                                            unsigned int ofs;
>                                            unsigned int len;
>                                          };
> [16] unsigned long long mtime;     [12] unsigned long long key;
>                                        } __packed;
> 
> [...]

Here is the summary with links:
  - [f2fs-dev,1/3] f2fs: factor out victim_entry usage from general rb_tree use
    (no matching commit)
  - [f2fs-dev,2/3] f2fs: factor out discard_cmd usage from general rb_tree use
    (no matching commit)
  - [f2fs-dev,3/3] f2fs: remove entire rb_entry sharing
    https://git.kernel.org/jaegeuk/f2fs/c/6b40bc364c10

You are awesome, thank you!
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