On Tue, Apr 16, 2019 at 2:23 AM Ingo Molnar wrote:
>
>
> * Wenwen Wang wrote:
>
> > In pcibios_irq_init(), the PCI IRQ routing table 'pirq_table' is firstly
> > found through pirq_find_routing_table(). If the table is not found and
> > 'CONFIG_PCI_BIOS' is defined, the table is then allocated in
* Wenwen Wang wrote:
> In pcibios_irq_init(), the PCI IRQ routing table 'pirq_table' is firstly
> found through pirq_find_routing_table(). If the table is not found and
> 'CONFIG_PCI_BIOS' is defined, the table is then allocated in
> pcibios_get_irq_routing_table() using kmalloc(). In the
In pcibios_irq_init(), the PCI IRQ routing table 'pirq_table' is firstly
found through pirq_find_routing_table(). If the table is not found and
'CONFIG_PCI_BIOS' is defined, the table is then allocated in
pcibios_get_irq_routing_table() using kmalloc(). In the following
execution, if the I/O APIC
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