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From: Chao Yu <chao@kernel.org>
To: Jaegeuk Kim <jaegeuk@kernel.org>
Cc: Chao Yu <chao.yu@linux.dev>,
	linux-kernel@vger.kernel.org,
	linux-f2fs-devel@lists.sourceforge.net
Subject: Re: [f2fs-dev] [RFC v3] f2fs: extent cache: support unaligned extent
Date: Thu, 5 Aug 2021 11:04:21 +0800	[thread overview]
Message-ID: <62eb8902-90fa-4b1a-55ce-a178643baf90@kernel.org> (raw)
In-Reply-To: <YQtSrIx0/sAipDs4@google.com>

On 2021/8/5 10:53, Jaegeuk Kim wrote:
> On 08/05, Chao Yu wrote:
>> Jaegeuk,
>>
>> On 2021/8/5 7:45, Jaegeuk Kim wrote:
>>> Chao,
>>>
>>> How about this?
>>> https://github.com/jaegeuk/f2fs/commit/d6bbe121bc24dfabfedc07ba7cb6e921fb70ece0
>>
>> Looks more clean, thanks,
>>
>>>
>>> I'm digging one bug in __insert_extent_tree w/ the patch tho.
>>
>> Shouldn't we initialize @ei in f2fs_update_extent_tree_range(), otherwise,
>> __try_merge_extent_node(&ei) -> __is_extent_mergeable() will do the check
>> w/ uninitialized c_len of @ei.
> 
> Fixed some bugs, but still getting another data corruption.
> 
> https://github.com/jaegeuk/f2fs/commit/c5d97919c55b467392407b60c1a7b1e3e81721ff

Let me rebase to your code, and do some tests.

Thanks

> 
>>
>>>> On 08/04, Chao Yu wrote:
>>>>> +	if (from_dnode)
>>>>> +		goto skip_reading_dnode;
>>
>> Wrong condition here, thanks for fixing.
>>
>> Thanks,

WARNING: multiple messages have this Message-ID (diff)
From: Chao Yu <chao@kernel.org>
To: Jaegeuk Kim <jaegeuk@kernel.org>
Cc: linux-f2fs-devel@lists.sourceforge.net,
	linux-kernel@vger.kernel.org, Chao Yu <chao.yu@linux.dev>
Subject: Re: [f2fs-dev] [RFC v3] f2fs: extent cache: support unaligned extent
Date: Thu, 5 Aug 2021 11:04:21 +0800	[thread overview]
Message-ID: <62eb8902-90fa-4b1a-55ce-a178643baf90@kernel.org> (raw)
In-Reply-To: <YQtSrIx0/sAipDs4@google.com>

On 2021/8/5 10:53, Jaegeuk Kim wrote:
> On 08/05, Chao Yu wrote:
>> Jaegeuk,
>>
>> On 2021/8/5 7:45, Jaegeuk Kim wrote:
>>> Chao,
>>>
>>> How about this?
>>> https://github.com/jaegeuk/f2fs/commit/d6bbe121bc24dfabfedc07ba7cb6e921fb70ece0
>>
>> Looks more clean, thanks,
>>
>>>
>>> I'm digging one bug in __insert_extent_tree w/ the patch tho.
>>
>> Shouldn't we initialize @ei in f2fs_update_extent_tree_range(), otherwise,
>> __try_merge_extent_node(&ei) -> __is_extent_mergeable() will do the check
>> w/ uninitialized c_len of @ei.
> 
> Fixed some bugs, but still getting another data corruption.
> 
> https://github.com/jaegeuk/f2fs/commit/c5d97919c55b467392407b60c1a7b1e3e81721ff

Let me rebase to your code, and do some tests.

Thanks

> 
>>
>>>> On 08/04, Chao Yu wrote:
>>>>> +	if (from_dnode)
>>>>> +		goto skip_reading_dnode;
>>
>> Wrong condition here, thanks for fixing.
>>
>> Thanks,


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  reply	other threads:[~2021-08-05  3:04 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-04  2:23 [RFC v3] f2fs: extent cache: support unaligned extent Chao Yu
2021-08-04  2:23 ` [f2fs-dev] " Chao Yu
2021-08-04  6:52 ` kernel test robot
2021-08-04  7:27   ` Chao Yu
2021-08-04  7:28 ` kernel test robot
2021-08-04 21:37 ` Jaegeuk Kim
2021-08-04 21:37   ` [f2fs-dev] " Jaegeuk Kim
2021-08-04 23:45   ` Jaegeuk Kim
2021-08-04 23:45     ` Jaegeuk Kim
2021-08-05  0:29     ` Chao Yu
2021-08-05  0:29       ` Chao Yu
2021-08-05  2:53       ` Jaegeuk Kim
2021-08-05  2:53         ` Jaegeuk Kim
2021-08-05  3:04         ` Chao Yu [this message]
2021-08-05  3:04           ` Chao Yu
2021-08-05  3:14           ` Chao Yu
2021-08-05  3:14             ` Chao Yu
2021-08-05 13:35     ` Chao Yu
2021-08-05 13:35       ` Chao Yu
2021-08-05 18:36       ` Jaegeuk Kim
2021-08-05 18:36         ` Jaegeuk Kim

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