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From: Phillip Lougher <phillip@squashfs.org.uk>
To: Kent Overstreet <kent.overstreet@linux.dev>
Cc: linux-kernel@vger.kernel.org, linux-block@vger.kernel.org,
	willy@infradead.org, axboe@kernel.dk,
	Ming Lei <ming.lei@redhat.com>
Subject: Re: [PATCH 1/2] block: Rework bio_for_each_segment_all()
Date: Thu, 30 Mar 2023 19:59:46 +0100	[thread overview]
Message-ID: <4753802a-685f-ab56-fed2-22d6eb4cfccd@squashfs.org.uk> (raw)
In-Reply-To: <ZCXNDQ6Eslhj+9g5@moria.home.lan>

On 30/03/2023 18:55, Kent Overstreet wrote:
> On Wed, Mar 29, 2023 at 05:50:27PM +0100, Phillip Lougher wrote:
>> There is a problem with the above code, on testing I get the following
>> results:
>>
>> Index 78018785329, offset 49, bvec.bv_len 1024: In same bio, metadata length
>> 32780
> 
> Could you share how you're doing your testing? I set up a basic test
> (created images using every compression type, tested reading them) and
> so far I'm not able to reproduce this.

I use a very large Squashfs file that triggers the edge case.

That is too big to post, and so I'll see if I can artifically generate
a small Squashfs filesystem that triggers the edge case.

Phillip



  reply	other threads:[~2023-03-30 19:02 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-03-27 17:44 [PATCH 0/2] bio iter improvements Kent Overstreet
2023-03-27 17:44 ` [PATCH 1/2] block: Rework bio_for_each_segment_all() Kent Overstreet
2023-03-29 16:50   ` Phillip Lougher
2023-03-30 17:55     ` Kent Overstreet
2023-03-30 18:59       ` Phillip Lougher [this message]
2023-03-31  1:10         ` Phillip Lougher
2023-04-01  2:28           ` Kent Overstreet
2023-04-03 13:57             ` Phillip Lougher
2023-03-30 11:49   ` Ming Lei
2023-03-30 16:20     ` Kent Overstreet
2023-03-27 17:44 ` [PATCH 2/2] block: Rework bio_for_each_folio_all() Kent Overstreet
2023-04-03 15:13   ` Christoph Hellwig
2023-04-03 15:51     ` Kent Overstreet
2023-03-27 22:14 ` [PATCH 0/2] bio iter improvements Christoph Hellwig
2023-03-28 20:28   ` Kent Overstreet
2023-04-03 15:10     ` Christoph Hellwig
2023-04-03 16:36       ` Kent Overstreet
2023-04-04 15:20         ` Christoph Hellwig
2023-04-04 15:47           ` Kent Overstreet
2023-04-04 15:59             ` Christoph Hellwig
2023-04-04 16:08               ` Kent Overstreet
2023-04-04 16:01             ` Jens Axboe
2023-04-04 16:06               ` Kent Overstreet
2023-04-04 16:14                 ` Jens Axboe
2023-04-04 17:11                   ` Kent Overstreet
2023-03-28 13:42 ` Phillip Lougher
2023-03-28 16:57   ` Kent Overstreet
2023-03-29 16:41     ` Phillip Lougher

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