linux-kernel - Re: [PATCH 2/4] PCI: add functionality for resizing resources v3

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Message-ID: <CAHp75VcgAYC3nvLv7ueC8CXDdC3=d3tm1RmdxCdH=o6UbQoSMg@mail.gmail.com>
Date:   Thu, 4 May 2017 19:44:24 +0300
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Christian König <deathsimple@...afone.de>
Cc:     Bjorn Helgaas <helgaas@...nel.org>,
        "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
        dri-devel@...ts.freedesktop.org,
        Platform Driver <platform-driver-x86@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 2/4] PCI: add functionality for resizing resources v3

On Thu, May 4, 2017 at 1:15 PM, Andy Shevchenko
<andy.shevchenko@...il.com> wrote:
> On Thu, May 4, 2017 at 12:23 PM, Christian König
> <deathsimple@...afone.de> wrote:
>> Am 26.04.2017 um 19:00 schrieb Andy Shevchenko:

> static int ...xxx...(...)
> {
>     unsigned int i;
>     int ret;
>

>     if (res->parent)
>             release_resource(res);
>

dev_info() should be here. I commented on this earlier, just forgot.

>     res->start = 0;
>     res->end = 0;
>     dev_info(&bridge->dev, "BAR %d: released %pR\n", i, res);
>     return i;
> }
>
>
> struct pci_dev *next = bridge;
> ...
>     do {
>         bridge = next;
>
>         ret = ...xxx...(...);

>         if (ret)

Here, of course,

if (ret < 0)

>             goto cleanup;
>
>         next = bridge->bus ? bridge->bus->self : NULL;
>     } while (next);


-- 
With Best Regards,
Andy Shevchenko