On Thu 05-01-12 11:44:17, Yinghai Lu wrote: > On Thu, Jan 5, 2012 at 6:19 AM, Michal Hocko <mhocko@xxxxxxx> wrote: > > > > > Looking in the history it seems that 497f16f2 [pci: Fix hotplug of > > Express Module with pci bridges] might be related. It fixes an issue > > introduced by bbef98ab [PCI: defer enablement of SRIOV BARS] which is a > > part of my 3.2.0-rc6-00005-ga36bfdd problematic version. But I do not > > understand details of the patch so I cannot tell that for 100%. > > Yinghai Lu, is it possible that I the problem I have seen is somehow > > related? For reference the thread started at > > https://lkml.org/lkml/2011/12/27/65 > > you have one bridge that BIOS does not assign resource to it. > so kernel will allocate resource to it. > > [ 0.331694] pci 0000:00:1c.2: BAR 8: assigned [mem 0x80100000-0x803fffff] > [ 0.331825] pci 0000:00:1c.2: BAR 9: assigned [mem > 0x80400000-0x805fffff 64bit pref] > [ 0.332041] pci 0000:00:1c.2: BAR 7: assigned [io 0x4000-0x4fff] > [ 0.334271] pci 0000:05:00.0: BAR 0: assigned [mem 0x80100000-0x80100fff] > [ 0.334455] pci 0000:05:00.0: BAR 0: set to [mem > 0x80100000-0x80100fff] (PCI address [0x80100000-0x80100fff]) > [ 0.334666] pci 0000:00:1c.2: PCI bridge to [bus 05-05] > [ 0.334794] pci 0000:00:1c.2: bridge window [io 0x4000-0x4fff] > [ 0.334926] pci 0000:00:1c.2: bridge window [mem 0x80100000-0x803fffff] > [ 0.335058] pci 0000:00:1c.2: bridge window [mem > 0x80400000-0x805fffff 64bit pref] > > yes, the commit fix the problem. Thanks for the confirmation! > > in the commit log i already said: > > | That should fix regression like BIOS does not assign correct resource to > | bridge. > > > Thanks > > Yinghai Lu > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ -- Michal Hocko SUSE Labs SUSE LINUX s.r.o. Lihovarska 1060/12 190 00 Praha 9 Czech Republic -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
