linux-kernel - Re: REPOST: [PATCH] Add iSCSI iBFT support (v0.4.7)

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Message-Id: <1202535132.3102.107.camel@localhost.localdomain>
Date:	Fri, 08 Feb 2008 23:32:12 -0600
From:	James Bottomley <James.Bottomley@...senPartnership.com>
To:	Konrad Rzeszutek <konrad@...nok.org>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, Greg KH <greg@...ah.com>,
	michaelc@...wisc.edu, dwm@...yolf.org, darnok@....org,
	pjones@...hat.com, konradr@...hat.com, konradr@...ux.vnet.ibm.com,
	randy.dunlap@...cle.com, hpa@...or.com, lenb@...nel.org,
	mike.anderson@...ibm.com, dwm@...tin.ibm.com, arjan@...radead.org,
	Andy Whitcroft <apw@...dowen.org>
Subject: Re: REPOST: [PATCH] Add iSCSI iBFT support (v0.4.7)

On Fri, 2008-02-08 at 23:10 -0400, Konrad Rzeszutek wrote:
> +       if (hdr->id == id_nic) {
> +               pci_dev = pci_get_bus_and_slot((nic->pci_bdf & 0xff00) >> 8,
> +                                              (nic->pci_bdf & 0xff));
> +               if (pci_dev) {
> +                       rc = sysfs_create_link(&ibft_kobj->kobj,
> +                                              &pci_dev->dev.kobj, "device");
> +                       pci_dev_put(pci_dev);
> +               }

pci_get_bus_and_slot fails in the presence of PCI domains, which are
getting to be fairly common even in medium sized servers ... what
happens in that case?

James


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