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From: Russell King - ARM Linux <linux@arm.linux.org.uk>
To: Rob Herring <robherring2@gmail.com>
Cc: Murali Karicheri <m-karicheri2@ti.com>,
	Grant Likely <grant.likely@linaro.org>,
	Rob Herring <robh+dt@kernel.org>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>,
	Bjorn Helgaas <bhelgaas@google.com>,
	Arnd Bergmann <arnd@arndb.de>,
	Suravee Suthikulanit <Suravee.Suthikulpanit@amd.com>,
	Will Deacon <will.deacon@arm.com>, Joerg Roedel <joro@8bytes.org>
Subject: Re: [PATCH] pci: of : fix BUG: unable to handle kernel
Date: Wed, 11 Mar 2015 12:49:11 +0000	[thread overview]
Message-ID: <20150311124911.GA8656@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <CAL_JsqJPvW5q4XwwenFTHrDG4cU5uTd7n-vLKj0mdV9FbVC4Ag@mail.gmail.com>

On Wed, Mar 11, 2015 at 07:35:45AM -0500, Rob Herring wrote:
> On Tue, Mar 10, 2015 at 10:25 AM, Murali Karicheri <m-karicheri2@ti.com> wrote:
> > On some platforms such as that based on x86, ia64 etc, root bus is
> > created with parent node passed in as NULL to pci_create_root_bus().
> > On these platforms, the patch series "PCI: get DMA configuration from
> > parent device" when applied causes kernel crash. So add a check for this
> > in of_pci_dma_configure()
> 
> Wouldn't these arches have OF disabled and call an empty function?
> Regardless, we still need this.
> 
> > Signed-off-by: Murali Karicheri <m-karicheri2@ti.com>
> 
> I'm assuming Bjorn will apply this.
> 
> Acked-by: Rob Herring <robh@kernel.org>

It might be an idea to read the subject line...

"fix BUG: unable to handle kernel"

which is meaningless.  It needs a much better subject line before it can
be committed.

-- 
FTTC broadband for 0.8mile line: currently at 10.5Mbps down 400kbps up
according to speedtest.net.

  reply	other threads:[~2015-03-11 12:49 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-03-10 15:25 Murali Karicheri
2015-03-11 12:35 ` Rob Herring
2015-03-11 12:49   ` Russell King - ARM Linux [this message]
2015-03-11 15:28     ` Murali Karicheri
2015-03-11 15:59       ` Rob Herring
2015-03-11 16:37         ` Murali Karicheri
2015-03-11 20:27         ` Murali Karicheri
2015-03-11 15:25   ` Murali Karicheri

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