linux-kernel - Re: [PATCH 2/5] PCI: Move managed resource alloc to devres

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Date:   Tue, 23 Jan 2018 07:58:07 +0100
From:   Ladislav Michl <ladis@...ux-mips.org>
To:     Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc:     Bjorn Helgaas <bhelgaas@...gle.com>,
        Wei Yongjun <weiyongjun1@...wei.com>,
        linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org
Subject: Re: [PATCH 2/5] PCI: Move managed resource alloc to devres

On Mon, Jan 22, 2018 at 03:33:52PM -0800, Dmitry Torokhov wrote:
> On Sun, Jan 21, 2018 at 10:15:39PM +0100, Ladislav Michl wrote:
> > devm_pci_remap_cfgspace() is using devm_ioremap_release()
> > devres release function. Move it to devres along with
> > similar PCI functions to allow hiding devm_ioremap_release()
> > from public.
> 
> So we are sharing this function:
> 
> void devm_ioremap_release(struct device *dev, void *res)
> {
> 	iounmap(*(void __iomem **)res);
> }
> 
> and we want to hide it, and for that we are moving a lot of PCI-specific
> stuff into lib/devres.c. If anything, I'd say we should move more PCI
> stuff _out_ of lib/devres.c, and if we wait to make local copy and call
> it devm_pci_cfgspace_release() that woudl be fine with me.

Well, that's fine with me too. Will send v2 without all these changes.

> Anyway, up to the maintainers.
> 
> Thanks.

Thank you,
	ladis