From: Jan Kara <jack@suse.cz>
To: Kemeng Shi <shikemeng@huaweicloud.com>
Cc: willy@infradead.org, akpm@linux-foundation.org, tj@kernel.org,
jack@suse.cz, hcochran@kernelspring.com, axboe@kernel.dk,
mszeredi@redhat.com, linux-fsdevel@vger.kernel.org,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 3/4] mm: call __wb_calc_thresh instead of wb_calc_thresh in wb_over_bg_thresh
Date: Fri, 3 May 2024 11:31:16 +0200 [thread overview]
Message-ID: <20240503093116.jwur3sb3rwnjsin3@quack3> (raw)
In-Reply-To: <20240425131724.36778-4-shikemeng@huaweicloud.com>
On Thu 25-04-24 21:17:23, Kemeng Shi wrote:
> Call __wb_calc_thresh to calculate wb bg_thresh of gdtc in
> wb_over_bg_thresh to remove unnecessary wrap in wb_calc_thresh.
>
> Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>
Looks good. Feel free to add:
Reviewed-by: Jan Kara <jack@suse.cz>
Honza
> ---
> mm/page-writeback.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/mm/page-writeback.c b/mm/page-writeback.c
> index 14893b20d38c..22e1acec899e 100644
> --- a/mm/page-writeback.c
> +++ b/mm/page-writeback.c
> @@ -2117,7 +2117,7 @@ bool wb_over_bg_thresh(struct bdi_writeback *wb)
> if (gdtc->dirty > gdtc->bg_thresh)
> return true;
>
> - thresh = wb_calc_thresh(gdtc->wb, gdtc->bg_thresh);
> + thresh = __wb_calc_thresh(gdtc, gdtc->bg_thresh);
> if (thresh < 2 * wb_stat_error())
> reclaimable = wb_stat_sum(wb, WB_RECLAIMABLE);
> else
> --
> 2.30.0
>
--
Jan Kara <jack@suse.com>
SUSE Labs, CR
next prev parent reply other threads:[~2024-05-03 9:31 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-25 13:17 [PATCH v2 0/4] Fix and cleanups to page-writeback Kemeng Shi
2024-04-25 13:17 ` [PATCH v2 1/4] mm: enable __wb_calc_thresh to calculate dirty background threshold Kemeng Shi
2024-05-03 9:11 ` Jan Kara
2024-04-25 13:17 ` [PATCH v2 2/4] mm: correct calculation of wb's bg_thresh in cgroup domain Kemeng Shi
2024-05-03 9:30 ` Jan Kara
2024-05-07 1:16 ` Kemeng Shi
2024-05-07 13:28 ` Jan Kara
2024-04-25 13:17 ` [PATCH v2 3/4] mm: call __wb_calc_thresh instead of wb_calc_thresh in wb_over_bg_thresh Kemeng Shi
2024-05-03 9:31 ` Jan Kara [this message]
2024-04-25 13:17 ` [PATCH v2 4/4] mm: remove stale comment __folio_mark_dirty Kemeng Shi
2024-05-03 9:31 ` Jan Kara
2024-05-01 16:16 ` [PATCH v2 0/4] Fix and cleanups to page-writeback Tejun Heo
2024-05-06 1:25 ` Kemeng Shi
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