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Date:   Tue, 5 Jan 2021 14:10:12 -0800
From:   harshad shirwadkar <harshadshirwadkar@...il.com>
To:     daejun7.park@...sung.com
Cc:     "tytso@....edu" <tytso@....edu>,
        "adilger.kernel@...ger.ca" <adilger.kernel@...ger.ca>,
        "linux-ext4@...r.kernel.org" <linux-ext4@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] ext4: Fix wrong list_splice in ext4_fc_cleanup

Thanks, that's a good catch!

Reviewed-by: Harshad Shirwadkar <harshadshirwadkar@...il.com>

On Wed, Dec 30, 2020 at 1:53 AM Daejun Park <daejun7.park@...sung.com> wrote:
>
> After full/fast commit, entries in staging queue are promoted to main
> queue. In ext4_fs_cleanup function, it splice to staging queue to
> staging queue.
>
> Signed-off-by: Daejun Park <daejun7.park@...sung.com>
> ---
>  fs/ext4/fast_commit.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/ext4/fast_commit.c b/fs/ext4/fast_commit.c
> index 4fcc21c25e79..5b6bb3ef0f33 100644
> --- a/fs/ext4/fast_commit.c
> +++ b/fs/ext4/fast_commit.c
> @@ -1268,7 +1268,7 @@ static void ext4_fc_cleanup(journal_t *journal, int full)
>         list_splice_init(&sbi->s_fc_dentry_q[FC_Q_STAGING],
>                                 &sbi->s_fc_dentry_q[FC_Q_MAIN]);
>         list_splice_init(&sbi->s_fc_q[FC_Q_STAGING],
> -                               &sbi->s_fc_q[FC_Q_STAGING]);
> +                               &sbi->s_fc_q[FC_Q_MAIN]);
>
>         ext4_clear_mount_flag(sb, EXT4_MF_FC_COMMITTING);
>         ext4_clear_mount_flag(sb, EXT4_MF_FC_INELIGIBLE);
> --
> 2.25.1
>

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