From: Tejun Heo <tj@kernel.org>
To: Kemeng Shi <shikemeng@huaweicloud.com>
Cc: willy@infradead.org, akpm@linux-foundation.org, jack@suse.cz,
linux-fsdevel@vger.kernel.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 07/10] writeback: factor out wb_dirty_freerun to remove more repeated freerun code
Date: Wed, 1 May 2024 07:18:57 -1000 [thread overview]
Message-ID: <ZjJ5gfIXBmpKMj9c@slm.duckdns.org> (raw)
In-Reply-To: <20240429034738.138609-8-shikemeng@huaweicloud.com>
On Mon, Apr 29, 2024 at 11:47:35AM +0800, Kemeng Shi wrote:
...
> +static void wb_dirty_freerun(struct dirty_throttle_control *dtc,
> + bool strictlimit)
> +{
...
> + /*
> + * LOCAL_THROTTLE tasks must not be throttled when below the per-wb
> + * freerun ceiling.
> + */
> + if (!(current->flags & PF_LOCAL_THROTTLE))
> + return;
Shouldn't this set free_run to true?
Also, wouldn't it be better if these functions return bool instead of
recording the result in dtc->freerun?
Thanks.
--
tejun
next prev parent reply other threads:[~2024-05-01 17:18 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-29 3:47 [PATCH 00/10] Add helper functions to remove repeated code and Kemeng Shi
2024-04-29 3:47 ` [PATCH 01/10] writeback: factor out wb_bg_dirty_limits to remove repeated code Kemeng Shi
2024-05-01 16:40 ` Tejun Heo
2024-04-29 3:47 ` [PATCH 02/10] writeback: add general function domain_dirty_avail to calculate dirty and avail of domain Kemeng Shi
2024-05-01 16:49 ` Tejun Heo
2024-05-06 1:32 ` Kemeng Shi
2024-04-29 3:47 ` [PATCH 03/10] writeback: factor out domain_over_bg_thresh to remove repeated code Kemeng Shi
2024-05-01 16:53 ` Tejun Heo
2024-04-29 3:47 ` [PATCH 04/10] writeback use [global/wb]_domain_dirty_avail helper in cgwb_calc_thresh Kemeng Shi
2024-05-01 16:56 ` Tejun Heo
2024-05-06 1:36 ` Kemeng Shi
2024-04-29 3:47 ` [PATCH 05/10] writeback: call domain_dirty_avail in balance_dirty_pages Kemeng Shi
2024-05-01 16:57 ` Tejun Heo
2024-05-06 1:36 ` Kemeng Shi
2024-04-29 3:47 ` [PATCH 06/10] writeback: Factor out code of freerun to remove repeated code Kemeng Shi
2024-05-01 17:15 ` Tejun Heo
2024-05-06 1:38 ` Kemeng Shi
2024-04-29 3:47 ` [PATCH 07/10] writeback: factor out wb_dirty_freerun to remove more repeated freerun code Kemeng Shi
2024-05-01 17:18 ` Tejun Heo [this message]
2024-05-06 1:53 ` Kemeng Shi
2024-04-29 3:47 ` [PATCH 08/10] writeback: factor out balance_domain_limits to remove repeated code Kemeng Shi
2024-05-01 17:21 ` Tejun Heo
2024-04-29 3:47 ` [PATCH 09/10] writeback: factor out wb_dirty_exceeded " Kemeng Shi
2024-04-30 7:24 ` Dan Carpenter
2024-05-06 2:15 ` Kemeng Shi
2024-05-01 17:28 ` Tejun Heo
2024-04-29 3:47 ` [PATCH 10/10] writeback: factor out balance_wb_limits " Kemeng Shi
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