end Kernel panic - not syncing: Attempted to kill
init! exitcode=0x000b
--
Regards,
Wei Chen
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t; int cpu = (long)hcpu;
>>> switch (action) {
>>> case CPU_UP_PREPARE:
>>> +if (cpu_acpi_id(cpu) != U32_MAX)
>>> +per_cpu(xen_vcpu_id, cpu) = cpu_acpi_id(cpu);
>>> +else
>>> +per_cpu(xen_vcpu_id, cpu) = cpu;
>>
>> I have not
> -Original Message-
> From: Will Deacon [mailto:will.dea...@arm.com]
> Sent: 2016年6月14日 16:56
> To: Wei Chen
> Cc: Wei Chen; Steve Capper; j...@8bytes.org; linux-kernel@vger.kernel.org;
> io...@lists.linux-foundation.org; Robin Murphy; linux-arm-
> ker...@lists.in
On 13 June 2016 at 20:45, Will Deacon wrote:
> On Mon, Jun 13, 2016 at 05:20:17PM +0800, Wei Chen wrote:
>> The PCIe ACS capability will affect the layout of iommu groups.
>> Generally speaking, if the path from root port to the PCIe device
>> is ACS enabled, the iommu will
to disabled by default and can be enabled by ACS-aware
software.
ACS will affect the iommu groups topology, so, the iommu driver is
ACS-aware software. This patch adds a call to pci_request_acs() to the
arm-smmu driver to enable the ACS function in PCIe devices that support
it.
Signed-off-by: Wei C
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