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xen-ia64-devel
[Xen-ia64-devel] Re: [patch 0/7] Kexec: EFI Mapping: Take III
On Mon, 2007-10-29 at 13:48 +0900, Simon Horman wrote:
> Hi,
>
> here is an update on the patch series to solve the EFI mapping for kexec.
> The major change is to remove the C-code portions of the page fault
> handling changes and instead implement all of the identity mapping
> in assembly, as suggested by Tristan Gingold.
>
> Although this does make the assembly a little bulkier, removing the
> aditional complexity from the C code does seem to be a win, and I beleive
> that overall there are less lines of code changed (though I haven't
> counted).
Hi Simon,
This isn't working for me. Dom0 doesn't quite boot, log below. Let
me know what you think. This is on an rx6600, I assume this series
works on the rx2600 you test with. Has anyone else had success/failure
with this series? Thanks,
Alex
Intel(R) PRO/1000 Network Driver - version 7.1.9-k4
Copyright (c) 1999-2006 Intel Corporation.
Unable to handle kernel paging request at virtual address c0000000ff68773a
swapper[1]: Oops 8804682956800 [1]
Modules linked in:
Pid: 1, CPU 0, comm: swapper
psr : 00001010085a6010 ifs : 8000000000000693 ip : [<a0000001005668b0>] Not
tainted
ip is at acpi_ex_system_memory_space_handler+0x4b0/0x520
unat: 0000000000000000 pfs : 4000000000000693 rsc : 0000000000000007
rnat: 0000000000000000 bsps: 0000000000000000 pr : 000000000000a641
ldrs: 0000000000000000 ccv : 0000000000000000 fpsr: 0009804c8a70433f
csd : 0000000000000000 ssd : 0000000000000000
b0 : a000000100566640 b6 : a000000100556f00 b7 : 0000000000000000
f6 : 000000000000000000000 f7 : 000000000000000000000
f8 : 000000000000000000000 f9 : 000000000000000000000
f10 : 000000000000000000000 f11 : 000000000000000000000
r1 : a000000101133730 r2 : 0000000000000030 r3 : f000000007be7ec8
r8 : 0000000000000000 r9 : 00000000000e4000 r10 : 0000000000000000
r11 : a000000100d04000 r12 : e0000001c07a7cb0 r13 : e0000001c07a0000
r14 : c000000000000000 r15 : c0000000ff68773a r16 : 00000000ff68773a
r17 : fffffffffffff000 r18 : 0000000000000000 r19 : 0000000000000000
r20 : 0009804c8a70433f r21 : a00000010006be60 r22 : 0000000000000000
r23 : e0000001c07a15d0 r24 : 0000000000000000 r25 : 0000000000000000
r26 : 400000000000028b r27 : c0000000ff68773a r28 : 0000000000000000
r29 : e0000001bed71d18 r30 : 00000000ff68773a r31 : 00000000ff68773a
Call Trace:
[<a00000010001dac0>] show_stack+0x40/0xa0
sp=e0000001c07a7860 bsp=e0000001c07a1968
[<a00000010001e720>] show_regs+0x840/0x880
sp=e0000001c07a7a30 bsp=e0000001c07a1910
[<a0000001000432c0>] die+0x1c0/0x380
sp=e0000001c07a7a30 bsp=e0000001c07a18c8
[<a00000010006acf0>] ia64_do_page_fault+0x870/0x9a0
sp=e0000001c07a7a50 bsp=e0000001c07a1878
[<a00000010006d4c0>] xen_leave_kernel+0x0/0x3e0
sp=e0000001c07a7ae0 bsp=e0000001c07a1878
[<a0000001005668b0>] acpi_ex_system_memory_space_handler+0x4b0/0x520
sp=e0000001c07a7cb0 bsp=e0000001c07a17d8
[<a000000100554060>] acpi_ev_address_space_dispatch+0x380/0x460
sp=e0000001c07a7cd0 bsp=e0000001c07a1770
[<a00000010055f650>] acpi_ex_access_region+0x4b0/0x4e0
sp=e0000001c07a7ce0 bsp=e0000001c07a16f0
[<a00000010055f910>] acpi_ex_field_datum_io+0x290/0x420
sp=e0000001c07a7cf0 bsp=e0000001c07a16b0
[<a000000100560010>] acpi_ex_write_with_update_rule+0x1d0/0x200
sp=e0000001c07a7d10 bsp=e0000001c07a1678
[<a000000100560230>] acpi_ex_insert_into_field+0x1f0/0x380
sp=e0000001c07a7d20 bsp=e0000001c07a15f0
[<a00000010055c220>] acpi_ex_write_data_to_field+0x4a0/0x500
sp=e0000001c07a7d30 bsp=e0000001c07a15a0
[<a000000100566a60>] acpi_ex_store_object_to_node+0x140/0x200
sp=e0000001c07a7d30 bsp=e0000001c07a1558
[<a000000100566f00>] acpi_ex_store+0x200/0x640
sp=e0000001c07a7d50 bsp=e0000001c07a1520
[<a000000100561800>] acpi_ex_opcode_1A_1T_1R+0x840/0xb80
sp=e0000001c07a7d60 bsp=e0000001c07a14d8
[<a00000010054cf30>] acpi_ds_exec_end_op+0x210/0xac0
sp=e0000001c07a7d80 bsp=e0000001c07a1490
[<a000000100575a20>] acpi_ps_parse_loop+0x1040/0x1940
sp=e0000001c07a7d80 bsp=e0000001c07a1430
[<a000000100573e60>] acpi_ps_parse_aml+0x100/0x560
sp=e0000001c07a7d90 bsp=e0000001c07a13d8
[<a000000100577210>] acpi_ps_execute_pass+0x130/0x180
sp=e0000001c07a7d90 bsp=e0000001c07a1398
[<a000000100577550>] acpi_ps_execute_method+0x210/0x3e0
sp=e0000001c07a7d90 bsp=e0000001c07a1368
[<a00000010056f010>] acpi_ns_evaluate+0x150/0x280
sp=e0000001c07a7d90 bsp=e0000001c07a1328
[<a00000010056e4a0>] acpi_evaluate_object+0x300/0x4e0
sp=e0000001c07a7d90 bsp=e0000001c07a12d8
[<a00000010058acd0>] acpi_bus_set_power+0x310/0x480
sp=e0000001c07a7da0 bsp=e0000001c07a12a8
[<a00000010051c5f0>] acpi_pci_set_power_state+0x50/0x80
sp=e0000001c07a7db0 bsp=e0000001c07a1280
[<a0000001005099d0>] pci_set_power_state+0x470/0x4e0
sp=e0000001c07a7db0 bsp=e0000001c07a1248
[<a000000100509a70>] pci_enable_device_bars+0x30/0xa0
sp=e0000001c07a7dc0 bsp=e0000001c07a1220
[<a000000100509b30>] pci_enable_device+0x50/0xc0
sp=e0000001c07a7dc0 bsp=e0000001c07a11e8
[<a00000010062ce90>] e1000_probe+0x30/0x16a0
sp=e0000001c07a7dc0 bsp=e0000001c07a1180
[<a00000010050d980>] pci_device_probe+0x1c0/0x2a0
sp=e0000001c07a7dd0 bsp=e0000001c07a1138
[<a0000001005fe0c0>] driver_probe_device+0x100/0x1e0
sp=e0000001c07a7dd0 bsp=e0000001c07a1100
[<a0000001005fe3c0>] __driver_attach+0xc0/0x160
sp=e0000001c07a7dd0 bsp=e0000001c07a10d0
[<a0000001005fd360>] bus_for_each_dev+0x80/0x100
sp=e0000001c07a7dd0 bsp=e0000001c07a1098
[<a0000001005fdee0>] driver_attach+0x40/0x60
sp=e0000001c07a7df0 bsp=e0000001c07a1078
[<a0000001005fcae0>] bus_add_driver+0xe0/0x2c0
sp=e0000001c07a7df0 bsp=e0000001c07a1038
[<a0000001005fe910>] driver_register+0x170/0x1a0
sp=e0000001c07a7df0 bsp=e0000001c07a1018
[<a00000010050ddf0>] __pci_register_driver+0xb0/0x120
sp=e0000001c07a7df0 bsp=e0000001c07a0fe8
[<a000000100c79360>] e1000_init_module+0x80/0xa0
sp=e0000001c07a7e00 bsp=e0000001c07a0fd0
[<a000000100011900>] init+0x320/0x840
sp=e0000001c07a7e00 bsp=e0000001c07a0f98
[<a00000010001bf90>] kernel_thread_helper+0x30/0x60
sp=e0000001c07a7e30 bsp=e0000001c07a0f70
[<a0000001000110e0>] start_kernel_thread+0x20/0x40
sp=e0000001c07a7e30 bsp=e0000001c07a0f70
<0>Kernel panic - not syncing: Attempted to kill init!
(XEN) Domain 0 crashed: rebooting machine in 5 seconds.
--
Alex Williamson HP Open Source & Linux Org.
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