linux-kernel - Re: Since 6.10 - kernel oops/panics on G4 macmini due to change in drivers/ata/pata

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Message-ID: <20240817033235.GA28774@lst.de>
Date: Sat, 17 Aug 2024 05:32:35 +0200
From: Christoph Hellwig <hch@....de>
To: Michael Ellerman <mpe@...erman.id.au>
Cc: Niklas Cassel <cassel@...nel.org>,
	Kolbjørn Barmen <linux-ppc@...la.no>,
	linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
	linux-ide@...r.kernel.org,
	Jonáš Vidra <vidra@...l.mff.cuni.cz>,
	Christoph Hellwig <hch@....de>, linux@...ck-us.net
Subject: Re: Since 6.10 - kernel oops/panics on G4 macmini due to change in
 drivers/ata/pata_macio.c

On Sat, Aug 17, 2024 at 09:46:31AM +1000, Michael Ellerman wrote:
> Same behaviour on a kernel with PAGE_SIZE = 4KB.
> 
> I don't know why max_sectors_kb starts out with a different value on my
> system, but anyway the bug is lurking there, even if it doesn't trip by
> default in some configurations.

Various distributions use udev rules to increase it.