linux-kernel - RE: [PATCH] PCI: hv: fix pci-hyperv build, depends on SYSFS

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Date:   Wed, 3 Jul 2019 04:33:35 +0000
From:   Dexuan Cui <decui@...rosoft.com>
To:     Randy Dunlap <rdunlap@...radead.org>,
        LKML <linux-kernel@...r.kernel.org>,
        "linux-hyperv@...r.kernel.org" <linux-hyperv@...r.kernel.org>
CC:     Matthew Wilcox <willy@...radead.org>,
        Jake Oshins <jakeo@...rosoft.com>,
        KY Srinivasan <kys@...rosoft.com>,
        Haiyang Zhang <haiyangz@...rosoft.com>,
        Stephen Hemminger <sthemmin@...rosoft.com>,
        Sasha Levin <sashal@...nel.org>,
        linux-pci <linux-pci@...r.kernel.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>
Subject: RE: [PATCH] PCI: hv: fix pci-hyperv build, depends on SYSFS

> From: linux-hyperv-owner@...r.kernel.org
> <linux-hyperv-owner@...r.kernel.org> On Behalf Of Randy Dunlap
> Sent: Tuesday, July 2, 2019 4:25 PM
> ERROR: "pci_destroy_slot" [drivers/pci/controller/pci-hyperv.ko] undefined!
> ERROR: "pci_create_slot" [drivers/pci/controller/pci-hyperv.ko] undefined!
> 
> drivers/pci/slot.o is only built when SYSFS is enabled, so
> pci-hyperv.o has an implicit dependency on SYSFS.
> Make that explicit.
> 
> Also, depending on X86 && X86_64 is not needed, so just change that
> to depend on X86_64.
> 
> Fixes: 4daace0d8ce8 ("PCI: hv: Add paravirtual PCI front-end for Microsoft
> Hyper-V VMs")

I think the Fixes tag should be:
Fixes: a15f2c08c708 ("PCI: hv: support reporting serial number as slot information")

Thanks,
-- Dexuan