On Sat, Feb 8, 2014 at 9:22 PM, Paul Bolle <pebolle@xxxxxxxxxx> wrote: > Daniel Vetter schreef op za 08-02-2014 om 20:59 [+0100]: >> Hm, if this is really a regression between 3.13 and 3.14-rc1 then I >> don't see any quick candidates - relevant functions in intel-gtt.c >> seem unchanged. >> >> So probably a bisect is what we need here. Note that this could also >> be due to resource handling changes in the driver/pci core, so you >> can't restrict the bisect really. > > The last bisect on this machine took over 20 builds to pinpoint the > offending commit. So that's bad news ... Somehow we can't allocate the flush page resource any more, but I don't have any idea what. There's nothing occupying the old spot (the usual reason why resource management goes boom), so dunno why this doesn't work any more. I think bisecting is the most fruitful avenue here. -Daniel > >> But before going down this route it >> would be worth to check out the resource allocations of both kernels. >> Can you please attach /proc/iomem for both 3.13 and 3.14-rc1 > > The diff between /proc/iomem on v3.13.2 and v3.14-rc1 is: > --- iomem-3.13.2 2014-02-08 21:14:30.214030591 +0100 > +++ iomem-3.14-rc1 2014-02-08 21:07:22.041189158 +0100 > @@ -11,16 +11,13 @@ > 000e0000-000effff : Extension ROM > 000f0000-000fffff : System ROM > 00100000-7f6dffff : System RAM > - 00400000-009af63a : Kernel code > - 009af63b-00c932ff : Kernel data > - 00d4f000-00e4dfff : Kernel bss > + 00400000-009c57bf : Kernel code > + 009c57c0-00cb6aff : Kernel data > + 00d78000-00e74fff : Kernel bss > 7f6e0000-7f6f4fff : ACPI Tables > 7f6f5000-7f6fffff : ACPI Non-volatile Storage > 7f700000-7fffffff : reserved > 7f800000-7fffffff : Graphics Stolen Memory > -80000000-801fffff : PCI Bus 0000:02 > -80200000-8027ffff : 0000:00:02.1 > -80280000-80280fff : Intel Flush Page > a0000000-a003ffff : 0000:00:02.0 > a0040000-a00403ff : 0000:00:1d.7 > a0040000-a00403ff : ehci_hcd > > /proc/iomem for v3.13.2: > 00000000-00000fff : reserved > 00001000-0009efff : System RAM > 0009f000-0009ffff : reserved > 000a0000-000bffff : Video RAM area > 000c0000-000c7fff : Video ROM > 000c8000-000cbfff : pnp 00:00 > 000cf800-000d3fff : reserved > 000cf800-000d0dff : Adapter ROM > 000d1000-000d1fff : Adapter ROM > 000dc000-000fffff : reserved > 000e0000-000effff : Extension ROM > 000f0000-000fffff : System ROM > 00100000-7f6dffff : System RAM > 00400000-009af63a : Kernel code > 009af63b-00c932ff : Kernel data > 00d4f000-00e4dfff : Kernel bss > 7f6e0000-7f6f4fff : ACPI Tables > 7f6f5000-7f6fffff : ACPI Non-volatile Storage > 7f700000-7fffffff : reserved > 7f800000-7fffffff : Graphics Stolen Memory > 80000000-801fffff : PCI Bus 0000:02 > 80200000-8027ffff : 0000:00:02.1 > 80280000-80280fff : Intel Flush Page > a0000000-a003ffff : 0000:00:02.0 > a0040000-a00403ff : 0000:00:1d.7 > a0040000-a00403ff : ehci_hcd > a0040400-a00404ff : 0000:00:1e.2 > a0040400-a00404ff : Intel ICH6 > a0040800-a00409ff : 0000:00:1e.2 > a0040800-a00409ff : Intel ICH6 > a0080000-a00fffff : 0000:00:02.0 > a0100000-a01fffff : PCI Bus 0000:02 > a0100000-a010ffff : 0000:02:00.0 > a0100000-a010ffff : tg3 > a0200000-afffffff : PCI Bus 0000:04 > a0200000-a0200fff : 0000:04:00.0 > a0200000-a0200fff : yenta_socket > a0201000-a02010ff : 0000:04:00.1 > a0201000-a02010ff : mmc0 > a0202000-a0202fff : 0000:04:02.0 > a0202000-a0202fff : ipw2200 > a4000000-a7ffffff : PCI CardBus 0000:05 > c0000000-cfffffff : 0000:00:02.0 > d0000000-d7ffffff : PCI Bus 0000:04 > d0000000-d3ffffff : PCI CardBus 0000:05 > e0000000-efffffff : PCI MMCONFIG 0000 [bus 00-ff] > e0000000-efffffff : reserved > e0000000-efffffff : pnp 00:01 > f0008000-f000bfff : reserved > f0008000-f000bfff : pnp 00:01 > f000b410-f000b414 : iTCO_wdt > f000b410-f000b414 : iTCO_wdt > fec00000-fec0ffff : reserved > fec00000-fec003ff : IOAPIC 0 > fed14000-fed19fff : reserved > fed14000-fed17fff : pnp 00:01 > fed18000-fed18fff : pnp 00:01 > fed19000-fed19fff : pnp 00:01 > fed20000-fed8ffff : reserved > fee00000-fee00fff : Local APIC > fee00000-fee00fff : reserved > ff000000-ffffffff : reserved > > /proc/iomem for v3.14-rc1: > 00000000-00000fff : reserved > 00001000-0009efff : System RAM > 0009f000-0009ffff : reserved > 000a0000-000bffff : Video RAM area > 000c0000-000c7fff : Video ROM > 000c8000-000cbfff : pnp 00:00 > 000cf800-000d3fff : reserved > 000cf800-000d0dff : Adapter ROM > 000d1000-000d1fff : Adapter ROM > 000dc000-000fffff : reserved > 000e0000-000effff : Extension ROM > 000f0000-000fffff : System ROM > 00100000-7f6dffff : System RAM > 00400000-009c57bf : Kernel code > 009c57c0-00cb6aff : Kernel data > 00d78000-00e74fff : Kernel bss > 7f6e0000-7f6f4fff : ACPI Tables > 7f6f5000-7f6fffff : ACPI Non-volatile Storage > 7f700000-7fffffff : reserved > 7f800000-7fffffff : Graphics Stolen Memory > a0000000-a003ffff : 0000:00:02.0 > a0040000-a00403ff : 0000:00:1d.7 > a0040000-a00403ff : ehci_hcd > a0040400-a00404ff : 0000:00:1e.2 > a0040400-a00404ff : Intel ICH6 > a0040800-a00409ff : 0000:00:1e.2 > a0040800-a00409ff : Intel ICH6 > a0080000-a00fffff : 0000:00:02.0 > a0100000-a01fffff : PCI Bus 0000:02 > a0100000-a010ffff : 0000:02:00.0 > a0100000-a010ffff : tg3 > a0200000-afffffff : PCI Bus 0000:04 > a0200000-a0200fff : 0000:04:00.0 > a0200000-a0200fff : yenta_socket > a0201000-a02010ff : 0000:04:00.1 > a0201000-a02010ff : mmc0 > a0202000-a0202fff : 0000:04:02.0 > a0202000-a0202fff : ipw2200 > a4000000-a7ffffff : PCI CardBus 0000:05 > c0000000-cfffffff : 0000:00:02.0 > d0000000-d7ffffff : PCI Bus 0000:04 > d0000000-d3ffffff : PCI CardBus 0000:05 > e0000000-efffffff : PCI MMCONFIG 0000 [bus 00-ff] > e0000000-efffffff : reserved > e0000000-efffffff : pnp 00:01 > f0008000-f000bfff : reserved > f0008000-f000bfff : pnp 00:01 > f000b410-f000b414 : iTCO_wdt > f000b410-f000b414 : iTCO_wdt > fec00000-fec0ffff : reserved > fec00000-fec003ff : IOAPIC 0 > fed14000-fed19fff : reserved > fed14000-fed17fff : pnp 00:01 > fed18000-fed18fff : pnp 00:01 > fed19000-fed19fff : pnp 00:01 > fed20000-fed8ffff : reserved > fee00000-fee00fff : Local APIC > fee00000-fee00fff : reserved > ff000000-ffffffff : reserved > > Thanks, > > > Paul Bolle > -- Daniel Vetter Software Engineer, Intel Corporation +41 (0) 79 365 57 48 - http://blog.ffwll.ch _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/intel-gfx
