From: Marc Zyngier <maz@kernel.org>
To: "Arnd Bergmann" <arnd@arndb.de>
Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org,
"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
"Krzysztof Wilczyński" <kw@linux.com>,
"Rob Herring" <robh@kernel.org>,
"Bjorn Helgaas" <bhelgaas@google.com>
Subject: Re: [PATCH] PCI: apple: Fix dependency on 16kB pages
Date: Mon, 01 Apr 2024 13:29:22 +0100 [thread overview]
Message-ID: <86cyr9z2ot.wl-maz@kernel.org> (raw)
In-Reply-To: <3c9523b7-9bba-4fe2-97a1-893e8505e054@app.fastmail.com>
On Mon, 01 Apr 2024 13:23:27 +0100,
"Arnd Bergmann" <arnd@arndb.de> wrote:
>
> On Mon, Apr 1, 2024, at 14:19, Marc Zyngier wrote:
> > While d3e5bab923d3 consolidated the various definitions for page sizes,
> > it ended up breaking the Apple PCIe driver, which still depends on
> > ARM64_PAGE_SHIFT. Switch over to HAVE_PAGE_SIZE_16KB to make the driver
> > selectable again.
> >
> > Cc: Arnd Bergmann <arnd@arndb.de>
> > Cc: Lorenzo Pieralisi <lpieralisi@kernel.org>
> > Cc: "Krzysztof Wilczyński" <kw@linux.com>
> > Cc: Rob Herring <robh@kernel.org>
> > Cc: Bjorn Helgaas <bhelgaas@google.com>
> > Fixes: d3e5bab923d3 ("arch: simplify architecture specific page size
> > configuration")
> > Signed-off-by: Marc Zyngier <maz@kernel.org>
>
> The dependency only exists in the asahi kernel with commit
> db5709e83c11 ("PCI: apple: Add depends on ARM64_PAGE_SHIFT = 14")
> and is not present upstream.
You are absolutely right, and I should have checked where this
dependency was coming from.
Apologies for the noise.
M.
--
Without deviation from the norm, progress is not possible.
prev parent reply other threads:[~2024-04-01 12:29 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-01 12:19 [PATCH] PCI: apple: Fix dependency on 16kB pages Marc Zyngier
2024-04-01 12:23 ` Arnd Bergmann
2024-04-01 12:29 ` Marc Zyngier [this message]
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