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From: Qu Wenruo <quwenruo.btrfs@gmx.com>
To: Nikolay Borisov <nborisov@suse.com>,
	dsterba@suse.cz, Qu Wenruo <wqu@suse.com>,
	linux-btrfs@vger.kernel.org
Subject: Re: [PATCH v4 03/12] btrfs: disk-io: Show the timing of corrupted tree block explicitly
Date: Thu, 31 Jan 2019 08:03:36 +0800
Message-ID: <0d1caf58-8015-2fdb-d75d-60870b13312c@gmx.com> (raw)
In-Reply-To: <2c22a5e9-41d0-d62a-ad88-5be3da59e441@suse.com>



On 2019/1/30 下午10:59, Nikolay Borisov wrote:
> 
> 
> On 30.01.19 г. 16:57 ч., David Sterba wrote:
>> On Fri, Jan 25, 2019 at 01:09:16PM +0800, Qu Wenruo wrote:
>>> Just add one extra line to show when the corruption is detected.
>>> Currently only read time detection is possible.
>>>
>>> Signed-off-by: Qu Wenruo <wqu@suse.com>
>>> Reviewed-by: Nikolay Borisov <nborisov@suse.com>
>>> ---
>>>  fs/btrfs/disk-io.c | 2 ++
>>>  1 file changed, 2 insertions(+)
>>>
>>> diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
>>> index 794d5bb7fe33..426e9f450f70 100644
>>> --- a/fs/btrfs/disk-io.c
>>> +++ b/fs/btrfs/disk-io.c
>>> @@ -658,6 +658,8 @@ static int btree_readpage_end_io_hook(struct btrfs_io_bio *io_bio,
>>>  
>>>  	if (!ret)
>>>  		set_extent_buffer_uptodate(eb);
>>> +	else
>>> +		btrfs_err(fs_info, "read time tree block corrupted detected");
>>
>> I'm not sure the 'read time' is clear enoug, my suggestion is to use
>> 'post-read' (and pre-write analogicaly). What do you think?
> 
> 
> How about "error during tree block reading" or "error reading treeblock"?

Nikolay's suggestion looks more straightforward to me.

+1 for his idea.

The 'post-read' still could confuse end-user IMHO.

Thanks,
Qu

> 
>>

  reply index

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-25  5:09 [PATCH v4 00/12] btrfs: Enhancement to tree block validation Qu Wenruo
2019-01-25  5:09 ` [PATCH v4 01/12] btrfs: Always output error message when key/level verification fails Qu Wenruo
2019-01-25  9:02   ` Johannes Thumshirn
2019-01-25  5:09 ` [PATCH v4 02/12] btrfs: extent_io: Kill the forward declaration of flush_write_bio() Qu Wenruo
2019-01-25  5:09 ` [PATCH v4 03/12] btrfs: disk-io: Show the timing of corrupted tree block explicitly Qu Wenruo
2019-01-25  9:03   ` Johannes Thumshirn
2019-01-30 14:57   ` David Sterba
2019-01-30 14:59     ` Nikolay Borisov
2019-01-31  0:03       ` Qu Wenruo [this message]
2019-01-31 14:20         ` David Sterba
2019-01-31 14:22           ` Nikolay Borisov
2019-02-07 17:27             ` David Sterba
2019-01-25  5:09 ` [PATCH v4 04/12] btrfs: extent_io: Move the BUG_ON() in flush_write_bio() one level up Qu Wenruo
2019-01-25  9:04   ` Johannes Thumshirn
2019-01-30 15:08   ` David Sterba
2019-01-30 15:19   ` David Sterba
2019-01-31  0:45     ` Qu Wenruo
2019-01-31 14:36       ` David Sterba
2019-02-15  7:18         ` Qu Wenruo
2019-02-15  9:58           ` Qu Wenruo
2019-01-25  5:09 ` [PATCH v4 05/12] btrfs: extent_io: Kill the BUG_ON() in extent_write_full_page() Qu Wenruo
2019-01-25  9:05   ` Johannes Thumshirn
2019-01-25  5:09 ` [PATCH v4 06/12] btrfs: extent_io: Kill the BUG_ON() in btree_write_cache_pages() Qu Wenruo
2019-01-25  9:11   ` Johannes Thumshirn
2019-01-25  5:09 ` [PATCH v4 07/12] btrfs: extent_io: Kill the dead branch in extent_write_cache_pages() Qu Wenruo
2019-01-25  9:11   ` Johannes Thumshirn
2019-01-25  5:09 ` [PATCH v4 08/12] btrfs: extent_io: Kill the BUG_ON() in extent_write_locked_range() Qu Wenruo
2019-01-25  5:09 ` [PATCH v4 09/12] btrfs: extent_io: Kill the BUG_ON() in lock_extent_buffer_for_io() Qu Wenruo
2019-01-25  5:09 ` [PATCH v4 10/12] btrfs: extent_io: Kill the BUG_ON() in extent_write_cache_pages() Qu Wenruo
2019-01-25  9:16   ` Johannes Thumshirn
2019-01-25  5:09 ` [PATCH v4 11/12] btrfs: extent_io: Kill the BUG_ON() in extent_writepages() Qu Wenruo
2019-01-25  9:16   ` Johannes Thumshirn
2019-01-25  5:09 ` [PATCH v4 12/12] btrfs: Do mandatory tree block check before submitting bio Qu Wenruo

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