Re: BAR 14: can't assign mem (size 0x200000)

Yinghai Lu
2014-03-29T01:16:51Z

On Fri, Mar 28, 2014 at 5:40 PM, Parag Warudkar <parag.lkml@gmail.com> wrote:
> No issues with fresh boot, however after resume from suspend I see
> these messages -
>
> [11548.934625] pci_bus 0000:03: Allocating resources
> [11548.934645] pci 0000:02:00.0: bridge window [io 0x1000-0x0fff] to
> [bus 03] add_size 1000
> [11548.934648] pci 0000:02:00.0: bridge window [mem
> 0x00100000-0x000fffff 64bit pref] to [bus 03] add_size 200000
> [11548.934650] pci 0000:02:00.0: bridge window [mem
> 0x00100000-0x000fffff] to [bus 03] add_size 200000
> [11548.934653] pci 0000:02:00.0: res[14]=[mem 0x00100000-0x000fffff]
> get_res_add_size add_size 200000
> [11548.934655] pci 0000:02:00.0: res[15]=[mem 0x00100000-0x000fffff
> 64bit pref] get_res_add_size add_size 200000
> [11548.934656] pci 0000:02:00.0: res[13]=[io 0x1000-0x0fff]
> get_res_add_size add_size 1000
> [11548.934659] pci 0000:02:00.0: BAR 14: can't assign mem (size 0x200000)
> [11548.934661] pci 0000:02:00.0: BAR 15: can't assign mem pref (size 0x200000)
> [11548.934662] pci 0000:02:00.0: BAR 13: can't assign io (size 0x1000)
> [11548.934664] pci 0000:02:00.0: BAR 14: can't assign mem (size 0x200000)
> [11548.934666] pci 0000:02:00.0: BAR 15: can't assign mem pref (size 0x200000)
> [11548.934667] pci 0000:02:00.0: BAR 13: can't assign io (size 0x1000)
> [11548.934669] pci 0000:02:00.0: PCI bridge to [bus 03]
> [11548.934697] pci 0000:02:00.0: no hotplug settings from platform
> [11548.934698] pci 0000:02:00.0: using default PCI settings
>

>
> I am running Ubuntu daily mainline build from couple days ago - I
> think it should include the above commit.
>
> Let me know if more info is needed - I don't see any issues because of
> these but that may be because I am not using VTd for anything.

Can you send out whole boot log (include init booting and from resume) and
lspci -tv and lspci -vvxxxx ?

Thanks

Yinghai