linux-kernel - Re: [PATCH v2 6/9] PCI: hotplug: Prefix dmesg logs with PCIe service name

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Date:   Mon, 6 May 2019 11:29:34 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Bjorn Helgaas <helgaas@...nel.org>
Cc:     Frederick Lawler <fred@...dlawl.com>, linux-pci@...r.kernel.org,
        linux-kernel@...r.kernel.org, mika.westerberg@...ux.intel.com,
        lukas@...ner.de, keith.busch@...el.com, mr.nuke.me@...il.com,
        liudongdong3@...wei.com, thesven73@...il.com
Subject: Re: [PATCH v2 6/9] PCI: hotplug: Prefix dmesg logs with PCIe service
 name

On Fri, May 03, 2019 at 03:04:37PM -0500, Bjorn Helgaas wrote:
> On Thu, May 02, 2019 at 10:59:43PM -0500, Frederick Lawler wrote:

> > +#define pr_fmt(fmt) "pciehp: " fmt
> > +#define dev_fmt pr_fmt
> 
> Can these go in pciehp.h?

In general, no, it can't. The pr_fmt() / dev_fmt() macro must precede any
header inclusion, thus it makes them position dependent.

Otherwise, one has to guarantee above by accurately keeping a header inclusion
ordering.

-- 
With Best Regards,
Andy Shevchenko