Re: [PATCH 3/9] ext4: Remove nr_submitted from ext4_bio_write_page()

From: "Ritesh Harjani (IBM)" <ritesh.list@gmail.com>
To: Jan Kara <jack@suse.cz>
Cc: Ted Tso <tytso@mit.edu>,
	linux-ext4@vger.kernel.org, Christoph Hellwig <hch@infradead.org>
Subject: Re: [PATCH 3/9] ext4: Remove nr_submitted from ext4_bio_write_page()
Date: Thu, 1 Dec 2022 14:44:42 +0530	[thread overview]
Message-ID: <20221201091442.flpoeo7s4yknmtwy@riteshh-domain> (raw)
In-Reply-To: <20221130163608.29034-3-jack@suse.cz>

On 22/11/30 05:35PM, Jan Kara wrote:
> nr_submitted is the same as nr_to_submit. Drop one of them.

Yup. Since we are not calling end_page_writeback() anymore.
So we don't require nr_submitted too.

Looks good to me. Please feel free to add:
Reviewed-by: Ritesh Harjani (IBM) <ritesh.list@gmail.com>

>
> Signed-off-by: Jan Kara <jack@suse.cz>
> ---
>  fs/ext4/page-io.c | 2 --
>  1 file changed, 2 deletions(-)
>
> diff --git a/fs/ext4/page-io.c b/fs/ext4/page-io.c
> index 4f9ecacd10aa..2bdfb8a046d9 100644
> --- a/fs/ext4/page-io.c
> +++ b/fs/ext4/page-io.c
> @@ -437,7 +437,6 @@ int ext4_bio_write_page(struct ext4_io_submit *io,
>  	unsigned block_start;
>  	struct buffer_head *bh, *head;
>  	int ret = 0;
> -	int nr_submitted = 0;
>  	int nr_to_submit = 0;
>  	struct writeback_control *wbc = io->io_wbc;
>  	bool keep_towrite = false;
> @@ -566,7 +565,6 @@ int ext4_bio_write_page(struct ext4_io_submit *io,
>  			continue;
>  		io_submit_add_bh(io, inode,
>  				 bounce_page ? bounce_page : page, bh);
> -		nr_submitted++;
>  	} while ((bh = bh->b_this_page) != head);
>  unlock:
>  	unlock_page(page);
> --
> 2.35.3
>