linux-kernel - Re: [PATCH 1/9] alpha: Convert mapping routine to rely on physical address

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Message-ID: <CA+=Fv5Tg7sQACpeG8aMZF6_E6dbRnN5ifg0aiHityXadxiHoPA@mail.gmail.com>
Date: Wed, 24 Sep 2025 09:32:06 +0200
From: Magnus Lindholm <linmag7@...il.com>
To: Jason Gunthorpe <jgg@...dia.com>
Cc: Leon Romanovsky <leon@...nel.org>, Marek Szyprowski <m.szyprowski@...sung.com>, 
	Andreas Larsson <andreas@...sler.com>, Borislav Petkov <bp@...en8.de>, 
	Dave Hansen <dave.hansen@...ux.intel.com>, "David S. Miller" <davem@...emloft.net>, 
	Geoff Levand <geoff@...radead.org>, Helge Deller <deller@....de>, Ingo Molnar <mingo@...hat.com>, 
	iommu@...ts.linux.dev, 
	"James E.J. Bottomley" <James.Bottomley@...senpartnership.com>, Jason Wang <jasowang@...hat.com>, 
	Juergen Gross <jgross@...e.com>, linux-alpha@...r.kernel.org, linux-kernel@...r.kernel.org, 
	linux-mips@...r.kernel.org, linux-parisc@...r.kernel.org, 
	linuxppc-dev@...ts.ozlabs.org, Madhavan Srinivasan <maddy@...ux.ibm.com>, 
	Matt Turner <mattst88@...il.com>, Michael Ellerman <mpe@...erman.id.au>, 
	"Michael S. Tsirkin" <mst@...hat.com>, Richard Henderson <richard.henderson@...aro.org>, 
	sparclinux@...r.kernel.org, Stefano Stabellini <sstabellini@...nel.org>, 
	Thomas Bogendoerfer <tsbogend@...ha.franken.de>, Thomas Gleixner <tglx@...utronix.de>, 
	virtualization@...ts.linux.dev, x86@...nel.org, 
	xen-devel@...ts.xenproject.org
Subject: Re: [PATCH 1/9] alpha: Convert mapping routine to rely on physical address

> Suggest testing the same branch with the alpha patch reverted just to
> rule out any issue in the core code. If it reproduces suggest to
> bisect Leon's branch.
>
I can try to revert just the patch containing the alpha-specific stuff and
see what happens and then, as  you say, maybe do a bisect from there.
First I'll just try the same kernel again a few times more just to make sure
that this is really reproducible.

/Magnus