Re: [PATCH] Kconfig: add temporary PCI dependency

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On 08/18/15 10:00, Doug Ledford wrote:
> 
>> On Aug 18, 2015, at 9:50 AM, Greg KH <greg@xxxxxxxxx> wrote:
>>
>> On Tue, Aug 18, 2015 at 04:29:50PM +0000, Marciniszyn, Mike wrote:
>>>> Subject: Re: [PATCH] Kconfig: add temporary PCI dependency
>>>>
>>>> On Tue, Aug 18, 2015 at 10:15:42AM -0400, Mike Marciniszyn wrote:
>>>>> The move from infiniband to staging requires a temporary PCI
>>>>> dependency to fix 0-day build issues.  The
>>>>> drivers/infiniband/hw/Kconfig gratuitously added it for all drivers.
>>>>>
>>>>> Signed-off-by: Mike Marciniszyn <mike.marciniszyn@xxxxxxxxx>
>>>>> ---
>>>>> drivers/staging/hfi1/Kconfig |    2 +-
>>>>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>>>
>>>> Why are these drivers not in drivers/staging/infiniband/ ?  Why do they all
>>>> need their own drivers/staging/ directory?
>>>>
>>>
>>> Greg, what is the path name convention for adding a driver to staging
>>> when its eventual destination is part of a subsystem?  Perhaps it
>>> should be drivers/staging/hw/hfi1?
>>
>> As I have no idea what this driver is, or what it is for,
> 
> It’s a driver for Intel’s newest RDMA capable fabric interface.  It’s not InfiniBand, but Intel’s answer to InfiniBand and will eventually live in the drivers/infiniband/hw tree with the other RDMA capable device drivers.


Apparently it also needs to depend on INFINIBAND:

(from today's linux-next)


drivers/built-in.o: In function `ipath_remove_one':
ipath_driver.c:(.text+0x7591cb): undefined reference to `ib_wq'
drivers/built-in.o: In function `handle_e_ibstatuschanged.isra.10':
ipath_intr.c:(.text+0x768e13): undefined reference to `ib_dispatch_event'
ipath_intr.c:(.text+0x768ee7): undefined reference to `ib_dispatch_event'
ipath_intr.c:(.text+0x768f4b): undefined reference to `ib_dispatch_event'
drivers/built-in.o: In function `signal_ib_event':
(.text+0x76af44): undefined reference to `ib_dispatch_event'
drivers/built-in.o: In function `ipath_process_mad':
(.text+0x76e684): undefined reference to `ib_dispatch_event'
drivers/built-in.o:(.text+0x76ee0b): more undefined references to `ib_dispatch_event' follow
drivers/built-in.o: In function `ipath_modify_qp':
(.text+0x770bb1): undefined reference to `ib_modify_qp_is_ok'
drivers/built-in.o: In function `ipath_release_user_pages_on_close':
(.text+0x782900): undefined reference to `ib_wq'
drivers/built-in.o: In function `ipath_register_ib_device':
(.text+0x788fcf): undefined reference to `ib_alloc_device'
drivers/built-in.o: In function `ipath_register_ib_device':
(.text+0x789063): undefined reference to `ib_dealloc_device'
drivers/built-in.o: In function `ipath_register_ib_device':
(.text+0x78971d): undefined reference to `ib_register_device'
drivers/built-in.o: In function `ipath_register_ib_device':
(.text+0x789921): undefined reference to `ib_unregister_device'
drivers/built-in.o: In function `ipath_unregister_ib_device':
(.text+0x7899b2): undefined reference to `ib_unregister_device'
drivers/built-in.o: In function `ipath_unregister_ib_device':
(.text+0x789cc7): undefined reference to `ib_dealloc_device'
drivers/built-in.o: In function `set_link_state':
(.text+0x79aca2): undefined reference to `ib_dispatch_event'
drivers/built-in.o: In function `hfi1_free_devdata':
(.text+0x7b2a54): undefined reference to `ib_dealloc_device'
drivers/built-in.o: In function `remove_one':
init.c:(.text+0x7b2ec0): undefined reference to `ib_wq'
drivers/built-in.o: In function `hfi1_alloc_devdata':
(.text+0x7b2f20): undefined reference to `ib_alloc_device'
drivers/built-in.o: In function `hfi1_alloc_devdata':
(.text+0x7b307b): undefined reference to `ib_dealloc_device'
drivers/built-in.o: In function `init_one':
init.c:(.text+0x7b49af): undefined reference to `ib_wq'
drivers/built-in.o: In function `handle_linkup_change':
(.text+0x7b4da1): undefined reference to `ib_dispatch_event'
drivers/built-in.o: In function `send_handler':
mad.c:(.text+0x7b5f3d): undefined reference to `ib_free_send_mad'
drivers/built-in.o: In function `send_trap.constprop.29':
mad.c:(.text+0x7b76ab): undefined reference to `ib_create_send_mad'
mad.c:(.text+0x7b77d0): undefined reference to `ib_free_send_mad'
mad.c:(.text+0x7b77fe): undefined reference to `ib_post_send_mad'
drivers/built-in.o: In function `subn_set_opa_sma':
mad.c:(.text+0x7bad4f): undefined reference to `ib_dispatch_event'
mad.c:(.text+0x7baf72): undefined reference to `ib_dispatch_event'
mad.c:(.text+0x7bc016): undefined reference to `ib_dispatch_event'
mad.c:(.text+0x7bc062): undefined reference to `ib_dispatch_event'
drivers/built-in.o: In function `hfi1_create_agents':
(.text+0x7beb07): undefined reference to `ib_register_mad_agent'
drivers/built-in.o: In function `hfi1_create_agents':
(.text+0x7beb9d): undefined reference to `ib_unregister_mad_agent'
drivers/built-in.o: In function `hfi1_free_agents':
(.text+0x7bec6a): undefined reference to `ib_unregister_mad_agent'
drivers/built-in.o: In function `hfi1_free_agents':
(.text+0x7bec71): undefined reference to `ib_destroy_ah'
drivers/built-in.o: In function `hfi1_modify_qp':
(.text+0x7c7446): undefined reference to `ib_modify_qp_is_ok'
drivers/built-in.o: In function `hfi1_modify_qp':
(.text+0x7c7c47): undefined reference to `ib_rate_to_mbps'
drivers/built-in.o: In function `hfi1_make_ud_req':
(.text+0x7e9311): undefined reference to `ib_rate_to_mbps'
drivers/built-in.o: In function `hfi1_check_ah':
(.text+0x7f3e55): undefined reference to `ib_rate_to_mbps'
drivers/built-in.o: In function `hfi1_create_qp0_ah':
(.text+0x7f43d4): undefined reference to `ib_create_ah'
drivers/built-in.o: In function `hfi1_register_ib_device':
(.text+0x7f4bbe): undefined reference to `ib_register_device'
drivers/built-in.o: In function `hfi1_register_ib_device':
(.text+0x7f4d0e): undefined reference to `ib_unregister_device'
drivers/built-in.o: In function `hfi1_unregister_ib_device':
(.text+0x7f4d4e): undefined reference to `ib_unregister_device'



-- 
~Randy
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