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From: Yunlong Song <yunlong.song@huawei.com>
To: Jaegeuk Kim <jaegeuk@kernel.org>
Cc: cm224.lee@samsung.com, yuchao0@huawei.com, chao@kernel.org,
	sylinux@163.com, miaoxie@huawei.com, bintian.wang@huawei.com,
	linux-fsdevel@vger.kernel.org,
	linux-f2fs-devel@lists.sourceforge.net,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/3] f2fs: clean up codes in get_ssr_segment
Date: Thu, 23 Feb 2017 09:55:29 +0800	[thread overview]
Message-ID: <58AE4111.2070406@huawei.com> (raw)
In-Reply-To: <20170223005915.GG4003@jaegeuk.local>

Yes, exactly, I just mean it for short with word "clean up", thanks for correction.

On 2017/2/23 8:59, Jaegeuk Kim wrote:
> On 02/22, Jaegeuk Kim wrote:
>> Hi Yunlong,
>>
>> This is NOT clean-up. What's your point here?
> I guess you wanted to do like this.
>
> >From 8d344ac45890dd95c5734fd29a19a7c19364c327 Mon Sep 17 00:00:00 2001
> From: Yunlong Song <yunlong.song@huawei.com>
> Date: Wed, 22 Feb 2017 20:50:49 +0800
> Subject: [PATCH] f2fs: do SSR for data when there is enough free space
>
> In allocate_segment_by_default(), need_SSR() already detected it's time to do
> SSR. So, let's try to find victims for data segments more aggressively in time.
>
> Signed-off-by: Yunlong Song <yunlong.song@huawei.com>
> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
> ---
>  fs/f2fs/segment.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
> index d01ee7b94702..c27dab43c42f 100644
> --- a/fs/f2fs/segment.c
> +++ b/fs/f2fs/segment.c
> @@ -1541,7 +1541,7 @@ static int get_ssr_segment(struct f2fs_sb_info *sbi, int type)
>  	struct curseg_info *curseg = CURSEG_I(sbi, type);
>  	const struct victim_selection *v_ops = DIRTY_I(sbi)->v_ops;
>  
> -	if (IS_NODESEG(type) || !has_not_enough_free_secs(sbi, 0, 0))
> +	if (IS_NODESEG(type))
>  		return v_ops->get_victim(sbi,
>  				&(curseg)->next_segno, BG_GC, type, SSR);
>  


-- 
Thanks,
Yunlong Song

WARNING: multiple messages have this Message-ID (diff)
From: Yunlong Song <yunlong.song@huawei.com>
To: Jaegeuk Kim <jaegeuk@kernel.org>
Cc: <cm224.lee@samsung.com>, <yuchao0@huawei.com>, <chao@kernel.org>,
	<sylinux@163.com>, <miaoxie@huawei.com>,
	<bintian.wang@huawei.com>, <linux-fsdevel@vger.kernel.org>,
	<linux-f2fs-devel@lists.sourceforge.net>,
	<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/3] f2fs: clean up codes in get_ssr_segment
Date: Thu, 23 Feb 2017 09:55:29 +0800	[thread overview]
Message-ID: <58AE4111.2070406@huawei.com> (raw)
In-Reply-To: <20170223005915.GG4003@jaegeuk.local>

Yes, exactly, I just mean it for short with word "clean up", thanks for correction.

On 2017/2/23 8:59, Jaegeuk Kim wrote:
> On 02/22, Jaegeuk Kim wrote:
>> Hi Yunlong,
>>
>> This is NOT clean-up. What's your point here?
> I guess you wanted to do like this.
>
> >From 8d344ac45890dd95c5734fd29a19a7c19364c327 Mon Sep 17 00:00:00 2001
> From: Yunlong Song <yunlong.song@huawei.com>
> Date: Wed, 22 Feb 2017 20:50:49 +0800
> Subject: [PATCH] f2fs: do SSR for data when there is enough free space
>
> In allocate_segment_by_default(), need_SSR() already detected it's time to do
> SSR. So, let's try to find victims for data segments more aggressively in time.
>
> Signed-off-by: Yunlong Song <yunlong.song@huawei.com>
> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
> ---
>  fs/f2fs/segment.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
> index d01ee7b94702..c27dab43c42f 100644
> --- a/fs/f2fs/segment.c
> +++ b/fs/f2fs/segment.c
> @@ -1541,7 +1541,7 @@ static int get_ssr_segment(struct f2fs_sb_info *sbi, int type)
>  	struct curseg_info *curseg = CURSEG_I(sbi, type);
>  	const struct victim_selection *v_ops = DIRTY_I(sbi)->v_ops;
>  
> -	if (IS_NODESEG(type) || !has_not_enough_free_secs(sbi, 0, 0))
> +	if (IS_NODESEG(type))
>  		return v_ops->get_victim(sbi,
>  				&(curseg)->next_segno, BG_GC, type, SSR);
>  


-- 
Thanks,
Yunlong Song

  reply	other threads:[~2017-02-23  1:55 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-22 12:50 [PATCH 1/3] f2fs: clean up codes in get_ssr_segment Yunlong Song
2017-02-22 12:50 ` Yunlong Song
2017-02-22 12:50 ` [PATCH 2/3] f2fs: provide more chance to get node ssr Yunlong Song
2017-02-22 12:50   ` Yunlong Song
2017-02-22 12:50 ` [PATCH 3/3] f2fs: provide more chance for node and data to get ssr segment Yunlong Song
2017-02-22 12:50   ` Yunlong Song
2017-02-23  1:17   ` Jaegeuk Kim
2017-02-23  2:13     ` Yunlong Song
2017-02-23  2:13       ` Yunlong Song
2017-02-23  2:41       ` Yunlong Song
2017-02-23  2:41         ` Yunlong Song
2017-02-24  9:05     ` Chao Yu
2017-02-24  9:05       ` Chao Yu
2017-02-24  9:19       ` Yunlong Song
2017-02-24  9:19         ` Yunlong Song
2017-02-24 10:47         ` Chao Yu
2017-02-24 10:47           ` Chao Yu
2017-02-24 11:41           ` Yunlong Song
2017-02-24 11:41             ` Yunlong Song
2017-02-24 17:58             ` Jaegeuk Kim
     [not found]               ` <b5c6b4d.d7.15a7177d92d.Coremail.sylinux@163.com>
2017-02-24 20:05                 ` Jaegeuk Kim
2017-02-24 20:05                   ` Jaegeuk Kim
2017-02-25  2:16                   ` Yunlong Song
2017-02-25  2:16                     ` Yunlong Song
2017-02-23  0:41 ` [PATCH 1/3] f2fs: clean up codes in get_ssr_segment Jaegeuk Kim
2017-02-23  0:59   ` Jaegeuk Kim
2017-02-23  1:55     ` Yunlong Song [this message]
2017-02-23  1:55       ` Yunlong Song

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