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From: Jaegeuk Kim <jaegeuk@kernel.org>
To: Chao Yu <yuchao0@huawei.com>
Cc: linux-f2fs-devel@lists.sourceforge.net,
	linux-kernel@vger.kernel.org, chao@kernel.org
Subject: Re: [PATCH 3/3] f2fs: fix to cover meta flush with cp_lock
Date: Wed, 27 May 2020 14:02:33 -0700	[thread overview]
Message-ID: <20200527210233.GC206249@google.com> (raw)
In-Reply-To: <20200527102753.15743-3-yuchao0@huawei.com>

On 05/27, Chao Yu wrote:
> meta inode page should be flushed under cp_lock, fix it.

It doesn't matter for this case, yes?

> 
> Signed-off-by: Chao Yu <yuchao0@huawei.com>
> ---
>  fs/f2fs/file.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
> index f7de2a1da528..0fcae4d90074 100644
> --- a/fs/f2fs/file.c
> +++ b/fs/f2fs/file.c
> @@ -2260,7 +2260,9 @@ static int f2fs_ioc_shutdown(struct file *filp, unsigned long arg)
>  		set_sbi_flag(sbi, SBI_IS_SHUTDOWN);
>  		break;
>  	case F2FS_GOING_DOWN_METAFLUSH:
> +		mutex_lock(&sbi->cp_mutex);
>  		f2fs_sync_meta_pages(sbi, META, LONG_MAX, FS_META_IO);
> +		mutex_unlock(&sbi->cp_mutex);
>  		f2fs_stop_checkpoint(sbi, false);
>  		set_sbi_flag(sbi, SBI_IS_SHUTDOWN);
>  		break;
> -- 
> 2.18.0.rc1

  reply	other threads:[~2020-05-27 21:02 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-27 10:27 [PATCH 1/3] f2fs: fix wrong value of tracepoint parameter Chao Yu
2020-05-27 10:27 ` [PATCH 2/3] f2fs: remove unneeded return value of __insert_discard_tree() Chao Yu
2020-05-27 10:27 ` [PATCH 3/3] f2fs: fix to cover meta flush with cp_lock Chao Yu
2020-05-27 21:02   ` Jaegeuk Kim [this message]
2020-05-28  1:23     ` Chao Yu
2020-05-28  1:26       ` Jaegeuk Kim
2020-05-28  1:47         ` Chao Yu
2020-05-28 19:00           ` Jaegeuk Kim
2020-05-29  6:37             ` Chao Yu

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