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From: Meelis Roos <mroos@linux.ee>
To: Yinghai Lu <yinghai@kernel.org>
Cc: Linux Kernel list <linux-kernel@vger.kernel.org>,
	"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>
Subject: Re: 4.3-rc3 BAR allocation problems on multiple machines
Date: Tue, 13 Oct 2015 10:32:04 +0300 (EEST)	[thread overview]
Message-ID: <alpine.LRH.2.20.1510131020140.9747@math.ut.ee> (raw)
In-Reply-To: <CAE9FiQVAtPGgzwwMaHjGjyzOD8wKb0TqCd1wynF6-ZmFqZzEaQ@mail.gmail.com>

> > 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])
> 
> We need to add more sanitary checking.
> 
> Can you send boot log after booting with "debug ignore_loglevel ofpci_debug=1" ?

http://kodu.ut.ee/~mroos/dm/dm.v210+patch+debug

Applied the fix_mem_mem64_overlapping.patch and retested. The BAR 
allocation problems are still there:

http://kodu.ut.ee/~mroos/dm/dm.v210+patch+mem64patch+debug

-- 
Meelis Roos (mroos@linux.ee)

  parent reply	other threads:[~2015-10-13  7:32 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-10-07  9:25 4.3-rc3 BAR allocation problems on multiple machines Meelis Roos
2015-10-07 22:49 ` Yinghai Lu
2015-10-12 13:04   ` Meelis Roos
2015-10-12 22:55     ` Yinghai Lu
2015-10-13  5:06       ` Meelis Roos
2015-10-13  5:43         ` Yinghai Lu
2015-10-13  6:21           ` Yinghai Lu
2015-10-13  7:32           ` Meelis Roos [this message]
2015-10-13 19:30             ` Yinghai Lu
2015-10-13 19:43             ` Yinghai Lu
2015-10-13 20:39               ` Meelis Roos
2015-10-14  0:43                 ` Yinghai Lu
2015-10-14  7:34                   ` Meelis Roos
2015-10-14 21:45                     ` Yinghai Lu
2015-10-13  6:19         ` Yinghai Lu
2015-10-07 23:16 ` Yinghai Lu
2015-10-08 14:47   ` Bjorn Helgaas
2016-10-26 21:50 ` Bjorn Helgaas
2016-10-27 15:35   ` Meelis Roos

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