Displaying 2 results from an estimated 2 matches for "_start_xen".
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__start_xen
2012 Oct 18
3
[PATCH 1/1] keep iommu disabled until iommu_setup is called
...acpi_os_printf
io_apic_write
__ioapic_write_entry
ioapic_write_entry
__clear_IO_APIC_pin
clear_IO_APIC
disable_IO_APIC
__stop_this_cpu
smp_send_stop
machine_restart
panic
tasklet_schedule_on_cpu
display_cacheinfo
init_amd
generic_identify
identify_cpu
_start_xen
_high_start
This patch fixes this by keeping the iommu disabled until iommu_setup() is
entered.
Signed-off-by: Ronny Hegewald@online.de
--- xen/drivers/passthrough/iommu.c.org 2012-10-05 03:38:33.000000000 +0000
+++ xen/drivers/passthrough/iommu.c 2012-10-17 22:58:07.000000000 +0000
@@ -38...
2012 Oct 18
0
[PATCH 0/1] fix xen-crash at panic()-call during boot
...t
enable_8259_A_irq
do_IRQ
printk_start_of_line
acpi_os_printf
io_apic_write
__ioapic_write_entry
ioapic_write_entry
__clear_IO_APIC_pin
clear_IO_APIC
disable_IO_APIC
__stop_this_cpu
smp_send_stop
machine_restart
panic
tasklet_schedule_on_cpu
display_cacheinfo
init_amd
generic_identify
identify_cpu
_start_xen
_high_start
Panic on CPU 0:
Xen BUG at pci_amd_iommu.c:33
=====
The patch in the next mail fixes the problem for me and the intended panic-
message appears.