linux-kernel - Re: [EXTERNAL][PATCH 1/5] PCI: Convert pci_resource_to

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Date:   Mon, 29 Jul 2019 13:06:19 +0300
From:   Denis Efremov <efremov@...ux.com>
To:     Paul Burton <paul.burton@...s.com>
Cc:     Bjorn Helgaas <bhelgaas@...gle.com>,
        "David S. Miller" <davem@...emloft.net>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        Ralf Baechle <ralf@...ux-mips.org>,
        James Hogan <jhogan@...nel.org>,
        Michal Simek <monstr@...str.eu>,
        "linux-mips@...r.kernel.org" <linux-mips@...r.kernel.org>,
        "linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>,
        "sparclinux@...r.kernel.org" <sparclinux@...r.kernel.org>,
        "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [EXTERNAL][PATCH 1/5] PCI: Convert pci_resource_to_user to a weak
 function

Hi Paul,

On 29.07.2019 01:49, Paul Burton wrote:
> Hi Denis,
> 
> This is wrong - using __weak on the declaration in a header will cause
> the weak attribute to be applied to all implementations too (presuming
> the C files containing the implementations include the header). You then
> get whichever impleentation the linker chooses, which isn't necessarily
> the one you wanted.

Thank you for pointing me on that. I will prepare the v2.