linux-kernel - Re: [PATCH v5 2/3] PCI: Add tango PCIe host bridge support

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Date:   Mon, 19 Jun 2017 18:01:15 +0200
From:   Marc Gonzalez <marc_gonzalez@...madesigns.com>
To:     Marc Zyngier <marc.zyngier@....com>,
        Bjorn Helgaas <helgaas@...nel.org>
CC:     Thomas Gleixner <tglx@...utronix.de>,
        Robin Murphy <robin.murphy@....com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Liviu Dudau <liviu.dudau@....com>,
        David Laight <david.laight@...lab.com>,
        linux-pci <linux-pci@...r.kernel.org>,
        Linux ARM <linux-arm-kernel@...ts.infradead.org>,
        Thibaud Cornic <thibaud_cornic@...madesigns.com>,
        LKML <linux-kernel@...r.kernel.org>, Mason <slash.tmp@...e.fr>
Subject: Re: [PATCH v5 2/3] PCI: Add tango PCIe host bridge support

On 19/06/2017 17:58, Marc Zyngier wrote:
> On 19/06/17 15:50, Marc Gonzalez wrote:
>> On 07/06/2017 10:19, Marc Gonzalez wrote:
>>
>>> On 31/05/2017 15:33, Marc Gonzalez wrote:
>>>
>>>> +static int tango_pcie_probe(struct platform_device *pdev)
>>>> +{
>>>> +	int ret = -EINVAL;
>>>> +	void __iomem *base;
>>>> +	struct resource *res;
>>>> +	struct tango_pcie *pcie;
>>>> +	struct device *dev = &pdev->dev;
>>>> +
>>>> +	pr_err("MAJOR ISSUE: PCIe config and mem spaces are muxed\n");
>>>> +	pr_err("Tainting kernel... Use driver at your own risk\n");
>>>> +	add_taint(TAINT_FIRMWARE_WORKAROUND, LOCKDEP_STILL_OK);
>>>
>>> Hello Bjorn,
>>>
>>> In v4, your only comment was
>>> "[muxing config and mem spaces] is a major issue and possibly even
>>> a security problem [which requires at least an error message and a
>>> kernel taint].
>>>
>>> Were there any other issues with the host bridge support?
>>
>> Hello Bjorn,
>>
>> I imagine you are now only waiting for Marc Z's Ack of patch 3/3 ?
>> (AFAIU, all issues have been addressed as of v8 3/3.)
> 
> Posting partial series is really not ideal, specially as you posted 3 of
> them in less than 24 hours (and the latest was only 5 days ago).
> 
> The maintainer is not going to chase you about potentially missing
> patches...

So the best course would be posting a new series with all patches
bumped to v8 then?

Regards.