From: Sasha Levin <sashal@kernel.org>
To: Haiyang Zhang <haiyangz@microsoft.com>
Cc: Randy Dunlap <rdunlap@infradead.org>,
linux-pci <linux-pci@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
Matthew Wilcox <willy@infradead.org>,
Jake Oshins <jakeo@microsoft.com>,
KY Srinivasan <kys@microsoft.com>,
Stephen Hemminger <sthemmin@microsoft.com>,
Stephen Hemminger <stephen@networkplumber.org>,
Bjorn Helgaas <bhelgaas@google.com>,
Dexuan Cui <decui@microsoft.com>
Subject: Re: [PATCH] PCI: pci-hyperv: fix build errors on non-SYSFS config
Date: Sat, 13 Jul 2019 11:03:53 -0400 [thread overview]
Message-ID: <20190713150353.GF10104@sasha-vm> (raw)
In-Reply-To: <DM6PR21MB133723E9D1FA8BA0006E06FECAF20@DM6PR21MB1337.namprd21.prod.outlook.com>
On Fri, Jul 12, 2019 at 04:04:17PM +0000, Haiyang Zhang wrote:
>
>
>> -----Original Message-----
>> From: Randy Dunlap <rdunlap@infradead.org>
>> Sent: Friday, July 12, 2019 11:53 AM
>> To: linux-pci <linux-pci@vger.kernel.org>; LKML <linux-
>> kernel@vger.kernel.org>
>> Cc: Matthew Wilcox <willy@infradead.org>; Jake Oshins
>> <jakeo@microsoft.com>; KY Srinivasan <kys@microsoft.com>; Haiyang
>> Zhang <haiyangz@microsoft.com>; Stephen Hemminger
>> <sthemmin@microsoft.com>; Stephen Hemminger
>> <stephen@networkplumber.org>; Sasha Levin <sashal@kernel.org>; Bjorn
>> Helgaas <bhelgaas@google.com>; Dexuan Cui <decui@microsoft.com>
>> Subject: [PATCH] PCI: pci-hyperv: fix build errors on non-SYSFS config
>>
>> From: Randy Dunlap <rdunlap@infradead.org>
>>
>> Fix build errors when building almost-allmodconfig but with SYSFS
>> not set (not enabled). Fixes these build errors:
>>
>> 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: a15f2c08c708 ("PCI: hv: support reporting serial number as slot
>> information")
>>
>> Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
>> Cc: Matthew Wilcox <willy@infradead.org>
>> Cc: Jake Oshins <jakeo@microsoft.com>
>> Cc: "K. Y. Srinivasan" <kys@microsoft.com>
>> Cc: Haiyang Zhang <haiyangz@microsoft.com>
>> Cc: Stephen Hemminger <sthemmin@microsoft.com>
>> Cc: Stephen Hemminger <stephen@networkplumber.org>
>> Cc: Sasha Levin <sashal@kernel.org>
>> Cc: Bjorn Helgaas <bhelgaas@google.com>
>> Cc: linux-pci@vger.kernel.org
>> Cc: linux-hyperv@vger.kernel.org
>> Cc: Dexuan Cui <decui@microsoft.com>
>> ---
>> v3: corrected Fixes: tag [Dexuan Cui <decui@microsoft.com>]
>> This is the Microsoft-preferred version of the patch.
>>
>> drivers/pci/Kconfig | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> --- lnx-52.orig/drivers/pci/Kconfig
>> +++ lnx-52/drivers/pci/Kconfig
>> @@ -181,7 +181,7 @@ config PCI_LABEL
>>
>> config PCI_HYPERV
>> tristate "Hyper-V PCI Frontend"
>> - depends on X86 && HYPERV && PCI_MSI && PCI_MSI_IRQ_DOMAIN
>> && X86_64
>> + depends on X86_64 && HYPERV && PCI_MSI &&
>> PCI_MSI_IRQ_DOMAIN && SYSFS
>> help
>> The PCI device frontend driver allows the kernel to import arbitrary
>> PCI devices from a PCI backend to support PCI driver domains.
>>
>
>Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com>
Queued up for hyperv-fixes, thank you!
--
Thanks,
Sasha
next prev parent reply other threads:[~2019-07-13 15:03 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-12 15:53 [PATCH] PCI: pci-hyperv: fix build errors on non-SYSFS config Randy Dunlap
2019-07-12 16:04 ` Haiyang Zhang
2019-07-13 15:03 ` Sasha Levin [this message]
2019-07-23 21:21 ` Bjorn Helgaas
2019-08-07 15:06 ` Lorenzo Pieralisi
2019-08-08 1:27 ` Sasha Levin
2019-08-08 10:13 ` Lorenzo Pieralisi
2019-08-14 10:14 ` Lorenzo Pieralisi
2019-08-14 15:58 ` Bjorn Helgaas
2019-08-15 10:47 ` Lorenzo Pieralisi
2019-08-15 15:14 ` Randy Dunlap
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