From: Michael Ellerman <mpe@ellerman.id.au>
To: "Linux regression tracking (Thorsten Leemhuis)"
<regressions@leemhuis.info>
Cc: Jens Axboe <axboe@kernel.dk>,
linux-scsi@vger.kernel.org,
"Martin K. Petersen" <martin.petersen@oracle.com>,
John Garry <john.g.garry@oracle.com>,
linux-block@vger.kernel.org, Niklas Cassel <cassel@kernel.org>,
Damien Le Moal <dlemoal@kernel.org>,
linux-ide@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
Christoph Hellwig <hch@lst.de>,
Guenter Roeck <linux@roeck-us.net>,
Linux kernel regressions list <regressions@lists.linux.dev>
Subject: Re: [PATCH 04/23] scsi: initialize scsi midlayer limits before allocating the queue
Date: Fri, 31 May 2024 00:28:21 +1000 [thread overview]
Message-ID: <87wmnb2x2y.fsf@mail.lhotse> (raw)
In-Reply-To: <8734pz4gdh.fsf@mail.lhotse>
Michael Ellerman <mpe@ellerman.id.au> writes:
> "Linux regression tracking (Thorsten Leemhuis)" <regressions@leemhuis.info> writes:
>> [CCing the regression list, as it should be in the loop for regressions:
>> https://docs.kernel.org/admin-guide/reporting-regressions.html]
>>
>> On 20.05.24 17:15, Christoph Hellwig wrote:
>>> Adding ben and the linuxppc list.
>>
>> Hmm, no reply and no other progress to get this resolved afaics. So lets
>> bring Michael into the mix, he might be able to help out.
>
> Sorry I didn't see the original forward for some reason.
>
> I haven't seen this on my G5, but it's hard drive is on SATA. I think
> the CDROM is pata_macio, but there isn't a disk in the drive to test
> with.
>
>> BTW TWIMC: a PowerMac G5 user user reported similar symptoms here
>> recently: https://bugzilla.kernel.org/show_bug.cgi?id=218858
>
> AFAICS that report is from a 4K page size kernel (Page orders: ...
> virtual = 12), so there must be something else going on?
No that's wrong. The actual hardware page size is 4K, but
CONFIG_PAGE_SIZE and PAGE_SHIFT etc. is 64K.
So at least for this user the driver used to work with 64K pages, and
now doesn't.
cheers
next prev parent reply other threads:[~2024-05-30 14:29 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <08beb913-f525-49e2-8ef2-f62e9d466e53@roeck-us.net>
2024-05-20 15:15 ` [PATCH 04/23] scsi: initialize scsi midlayer limits before allocating the queue Christoph Hellwig
2024-05-29 14:36 ` Linux regression tracking (Thorsten Leemhuis)
2024-05-30 6:25 ` Thorsten Leemhuis
2024-05-30 12:46 ` Michael Ellerman
2024-05-30 14:28 ` Michael Ellerman [this message]
2024-05-31 6:08 ` Christoph Hellwig
2024-05-31 8:06 ` Michael Ellerman
2024-06-05 12:37 ` Michael Ellerman
2024-06-06 5:54 ` Christoph Hellwig
2024-06-06 8:21 ` John Garry
2024-06-06 12:33 ` Michael Ellerman
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