From: Jisheng Zhang <jszhang@marvell.com>
To: Arnd Bergmann <arnd@arndb.de>
Cc: <linux-arm-kernel@lists.infradead.org>, <wangzhou1@hisilicon.com>,
<bhelgaas@google.com>, <linux-pci@vger.kernel.org>,
<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] PCI: hisi: Fix Section mismatch compilation warning for probe()
Date: Thu, 12 Nov 2015 20:24:28 +0800 [thread overview]
Message-ID: <20151112202428.3c1cefc8@xhacker> (raw)
In-Reply-To: <4599031.EERjkvxHAA@wuerfel>
On Thu, 12 Nov 2015 13:21:02 +0100
Arnd Bergmann <arnd@arndb.de> wrote:
> On Thursday 12 November 2015 20:02:08 Jisheng Zhang wrote:
> > Following compilation warning occurs when compiled with:
> > CONFIG_DEBUG_SECTION_MISMATCH=y
> >
> > WARNING: drivers/pci/host/built-in.o(.data+0x308): Section mismatch in
> > reference from the variable hisi_pcie_driver to the function
> > .init.text:hisi_pcie_probe()
> >
> > Fix it by dropping __init from hisi_pcie_probe().
>
> The patch description should ideally say what the impact is here, not
> only what the warning says.
>
> > Signed-off-by: Jisheng Zhang <jszhang@marvell.com>
> > Fixes: 500a1d9a43e0 ("PCI: hisi: Add HiSilicon SoC Hip05 PCIe driver")
> > ---
> > drivers/pci/host/pcie-hisi.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/drivers/pci/host/pcie-hisi.c b/drivers/pci/host/pcie-hisi.c
> > index 35457ec..1cc0a21 100644
> > --- a/drivers/pci/host/pcie-hisi.c
> > +++ b/drivers/pci/host/pcie-hisi.c
> > @@ -139,7 +139,7 @@ static int __init hisi_add_pcie_port(struct pcie_port *pp,
> > return 0;
> > }
> >
> > -static int __init hisi_pcie_probe(struct platform_device *pdev)
> > +static int hisi_pcie_probe(struct platform_device *pdev)
> > {
> > struct hisi_pcie *hisi_pcie;
> > struct pcie_port *pp;
>
> This seems incomplete, you now get a new warning about hisi_add_pcie_port().
oops, yes. Thanks.
>
> I did a similar patch yesterday, will follow up with my version.
Your version is completed.
Thanks,
Jisheng
next prev parent reply other threads:[~2015-11-12 12:28 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-12 12:02 [PATCH] PCI: hisi: Fix Section mismatch compilation warning for probe() Jisheng Zhang
2015-11-12 12:21 ` Arnd Bergmann
2015-11-12 12:24 ` Jisheng Zhang [this message]
2015-11-12 12:21 ` [PATCH] PCI: hisi: fix deferred probing Arnd Bergmann
2015-11-13 3:06 ` Gabriele Paoloni
2015-11-13 7:29 ` Zhou Wang
2015-11-17 3:17 ` Hanjun Guo
2015-11-24 21:39 ` Bjorn Helgaas
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