Re: 4.3-rc3 BAR allocation problems on multiple machines

From	Yinghai Lu <yinghai@kernel.org>
Newsgroups	linux.kernel
Subject	Re: 4.3-rc3 BAR allocation problems on multiple machines
Date	2015-10-13 08:30 +0200
Message-ID	<qj1fX-6Co-7@gated-at.bofh.it> (permalink)
References	(1 earlier) <qh5H4-1L2-15@gated-at.bofh.it> <qiL1w-8hA-7@gated-at.bofh.it> <qiUeu-4ES-11@gated-at.bofh.it> <qj00x-4Ug-3@gated-at.bofh.it> <qj0Dg-5EA-13@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Mon, Oct 12, 2015 at 10:43 PM, Yinghai Lu <yinghai@kernel.org> wrote:
> On Mon, Oct 12, 2015 at 10:06 PM, Meelis Roos <mroos@linux.ee> wrote:
>>> >> > sparc64 machines:
>>
>> Updated on V210 - the others were more recent. Now I get more BAR
>> warning there too:
>>
>> http://kodu.ut.ee/~mroos/dm/dm.v210+patches
>>
>
> interesting, mem and mem64 is overlapping.
>
> [   38.824625] /pci@1f,700000: TOMATILLO PCI Bus Module ver[4:0]
> [   38.824654] /pci@1f,700000: PCI IO [io
> 0x7f601000000-0x7f601ffffff] offset 7f601000000
> [   38.824680] /pci@1f,700000: PCI MEM [mem
> 0x7f700000000-0x7f7ffffffff] offset 7f700000000
> [   38.824704] /pci@1f,700000: PCI MEM64 [mem
> 0x7f700000000-0x7f7ffffffff] offset 7f700000000
> [   38.826310] PCI: Scanning PBM /pci@1f,700000
> [   38.826479] schizo f0069c00: PCI host bridge to bus 0000:00
> [   38.826506] pci_bus 0000:00: root bus resource [io
> 0x7f601000000-0x7f601ffffff] (bus address [0x0000-0xffffff])
> [   38.826536] pci_bus 0000:00: root bus resource [mem
> 0x7f700000000-0x7f7ffffffff] (bus address [0x00000000-0xffffffff])
> [   38.826565] pci_bus 0000:00: root bus resource [mem
> 0x7f700000000-0x7f7ffffffff] (bus address [0x00000000-0xffffffff])
>

For overlapping, please check attached patch that should fix the problem.

Thanks

Yinghai

Thread

4.3-rc3 BAR allocation problems on multiple machines Meelis Roos <mroos@linux.ee> - 2015-10-07 11:30 +0200
  Re: 4.3-rc3 BAR allocation problems on multiple machines Yinghai Lu <yinghai@kernel.org> - 2015-10-08 00:50 +0200
    Re: 4.3-rc3 BAR allocation problems on multiple machines Meelis Roos <mroos@linux.ee> - 2015-10-12 15:10 +0200
      Re: 4.3-rc3 BAR allocation problems on multiple machines Yinghai Lu <yinghai@kernel.org> - 2015-10-13 01:00 +0200
        Re: 4.3-rc3 BAR allocation problems on multiple machines Meelis Roos <mroos@linux.ee> - 2015-10-13 07:10 +0200
          Re: 4.3-rc3 BAR allocation problems on multiple machines Yinghai Lu <yinghai@kernel.org> - 2015-10-13 07:50 +0200
            Re: 4.3-rc3 BAR allocation problems on multiple machines Yinghai Lu <yinghai@kernel.org> - 2015-10-13 08:30 +0200
            Re: 4.3-rc3 BAR allocation problems on multiple machines Meelis Roos <mroos@linux.ee> - 2015-10-13 09:40 +0200
              Re: 4.3-rc3 BAR allocation problems on multiple machines Yinghai Lu <yinghai@kernel.org> - 2015-10-13 21:40 +0200
              Re: 4.3-rc3 BAR allocation problems on multiple machines Yinghai Lu <yinghai@kernel.org> - 2015-10-13 21:50 +0200
                Re: 4.3-rc3 BAR allocation problems on multiple machines Meelis Roos <mroos@linux.ee> - 2015-10-13 22:40 +0200
                Re: 4.3-rc3 BAR allocation problems on multiple machines Yinghai Lu <yinghai@kernel.org> - 2015-10-14 02:50 +0200
                Re: 4.3-rc3 BAR allocation problems on multiple machines Meelis Roos <mroos@linux.ee> - 2015-10-14 09:40 +0200
                Re: 4.3-rc3 BAR allocation problems on multiple machines Yinghai Lu <yinghai@kernel.org> - 2015-10-14 23:50 +0200
          Re: 4.3-rc3 BAR allocation problems on multiple machines Yinghai Lu <yinghai@kernel.org> - 2015-10-13 08:20 +0200
  Re: 4.3-rc3 BAR allocation problems on multiple machines Yinghai Lu <yinghai@kernel.org> - 2015-10-08 01:20 +0200
    Re: 4.3-rc3 BAR allocation problems on multiple machines Bjorn Helgaas <helgaas@kernel.org> - 2015-10-08 16:50 +0200

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