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SubjectRe: [PATCH -next] PCI: endpoint: Fix Kconfig dependency
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Hi, Bjorn and jon

Just a friendly ping ...

Is this patch be merged or squashed?

在 2022/6/30 2:51, Randy Dunlap 写道:
>
> On 6/27/22 13:25, Bjorn Helgaas wrote:
>> On Mon, Jun 27, 2022 at 03:07:50PM -0500, Bjorn Helgaas wrote:
>>> On Mon, Jun 27, 2022 at 02:57:14PM -0500, Bjorn Helgaas wrote:
>>>> On Fri, Jun 24, 2022 at 09:19:11AM +0800, Ren Zhijie wrote:
>>>>> If CONFIG_NTB is not set and CONFIG_PCI_EPF_VNTB is y.
>>>>>
>>>>> make ARCH=x86_64 CROSS_COMPILE=x86_64-linux-gnu-, will be failed, like this:
>>>>>
>>>>> drivers/pci/endpoint/functions/pci-epf-vntb.o: In function `epf_ntb_cmd_handler':
>>>>> pci-epf-vntb.c:(.text+0x95e): undefined reference to `ntb_db_event'
>>>>> pci-epf-vntb.c:(.text+0xa1f): undefined reference to `ntb_link_event'
>>>>> pci-epf-vntb.c:(.text+0xa42): undefined reference to `ntb_link_event'
>>>>> drivers/pci/endpoint/functions/pci-epf-vntb.o: In function `pci_vntb_probe':
>>>>> pci-epf-vntb.c:(.text+0x1250): undefined reference to `ntb_register_device'
>>>>>
>>>>> The functions ntb_*() are defined in drivers/ntb/core.c, which need CONFIG_NTB setting y to be build-in.
>>>>> To fix this build error, add depends on NTB.
>>>>>
>>>>> Reported-by: Hulk Robot <hulkci@huawei.com>
>>>>> Fixes: ff32fac00d97("NTB: EPF: support NTB transfer between PCI RC and EP connection")
>>>>> Signed-off-by: Ren Zhijie <renzhijie2@huawei.com>
>>>>> Acked-by: Frank Li <frank.li@nxp.com>
>>>> Am I missing something?
>>>>
>>>> 02:54:01 ~/linux (next)$ git checkout -b wip/ren-endpoint-ntb v5.19-rc1
>>>> Switched to a new branch 'wip/ren-endpoint-ntb'
>>>> 02:54:23 ~/linux (wip/ren-endpoint-ntb)$ b4 am -om/ https://lore.kernel.org/r/20220624011911.164146-1-renzhijie2@huawei.com
>>>> 02:54:47 ~/linux (wip/ren-endpoint-ntb)$ git am m/20220624_renzhijie2_pci_endpoint_fix_kconfig_dependency.mbx
>>>> Applying: PCI: endpoint: Fix Kconfig dependency
>>>> error: patch failed: drivers/pci/endpoint/functions/Kconfig:29
>>>>
>>>> Obviously I could fix this manually, but if there's something wrong
>>>> with your patch posting process, we should fix it.
>>> Oh, I see the problem. This patch depends on some other VNTB patch
>>> that hasn't been merged yet. That means this fix should be squashed
>>> into the VNTB patch that adds "config PCI_EPF_VNTB".
>> Well, I saw *part* of the problem. This fixes something that is in
>> -next, added by ff32fac00d97 ("NTB: EPF: support NTB transfer between
>> PCI RC and EP connection") [1], which was merged by Jon.
>>
>> So I guess Jon will squash and update his branch or merge the
>> fixup(s).
>>
>> (Jon, if you squash, note there are several typos in the commit log:
>> s/Virtual NTB/virtual NTB/, s/include/includes/, s/3 part/3 parts/,
>> s/virutal/virtual, s/pci/PCI/, s/BUS/Bus/)
>>
>> [1] https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=ff32fac00d97
>>
>>>>> ---
>>>>> v2: Fix some commit message errors
>>>>> ---
>>>>> drivers/pci/endpoint/functions/Kconfig | 1 +
>>>>> 1 file changed, 1 insertion(+)
>>>>>
>>>>> diff --git a/drivers/pci/endpoint/functions/Kconfig b/drivers/pci/endpoint/functions/Kconfig
>>>>> index 362555b024e8..9beee4f0f4ee 100644
>>>>> --- a/drivers/pci/endpoint/functions/Kconfig
>>>>> +++ b/drivers/pci/endpoint/functions/Kconfig
>>>>> @@ -29,6 +29,7 @@ config PCI_EPF_NTB
>>>>> config PCI_EPF_VNTB
>>>>> tristate "PCI Endpoint NTB driver"
>>>>> depends on PCI_ENDPOINT
>>>>> + depends on NTB
>>>>> select CONFIGFS_FS
>>>>> help
>>>>> Select this configuration option to enable the Non-Transparent
>>>>> --
> Works for me. Thanks.
>
> Acked-by: Randy Dunlap <rdunlap@infradead.org>
> Tested-by: Randy Dunlap <rdunlap@infradead.org> # build-tested
>
> maybe even
> Reported-by: Randy Dunlap <rdunlap@infradead.org>
> (see https://lore.kernel.org/linux-next/835b844b-9d9d-615c-af11-44154c2a8102@infradead.org/)
>

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