Re: [Patch Part3 v4 38/38] x86, irq: Add kernel parameter vector_alloc to set CPU vector allocation policy

2014-12-01 Thread Bjorn Helgaas
On Mon, Dec 1, 2014 at 4:45 PM, Jiang Liu wrote: > > > On 2014/12/2 2:49, Bjorn Helgaas wrote: >> On Tue, Nov 25, 2014 at 12:50 AM, Jiang Liu >> wrote: >>> Parameter vector_alloc should be set to an integer with: >>> bit 0: enable allocating CPU vector from CPUs on device local node. >>>

Re: [Patch Part3 v4 38/38] x86, irq: Add kernel parameter vector_alloc to set CPU vector allocation policy

2014-12-01 Thread Jiang Liu
On 2014/12/2 2:49, Bjorn Helgaas wrote: > On Tue, Nov 25, 2014 at 12:50 AM, Jiang Liu wrote: >> Parameter vector_alloc should be set to an integer with: >> bit 0: enable allocating CPU vector from CPUs on device local node. >> That's to allocate from cpumask_of_node(irq_data->node). >>

Re: [Patch Part3 v4 38/38] x86, irq: Add kernel parameter vector_alloc to set CPU vector allocation policy

2014-12-01 Thread Daniel J Blueman
On 12/01/2014 01:49 PM, Bjorn Helgaas wrote: On Tue, Nov 25, 2014 at 12:50 AM, Jiang Liu wrote: Parameter vector_alloc should be set to an integer with: bit 0: enable allocating CPU vector from CPUs on device local node. That's to allocate from cpumask_of_node(irq_data->node). bit 1:

Re: [Patch Part3 v4 38/38] x86, irq: Add kernel parameter vector_alloc to set CPU vector allocation policy

2014-12-01 Thread Bjorn Helgaas
On Tue, Nov 25, 2014 at 12:50 AM, Jiang Liu wrote: > Parameter vector_alloc should be set to an integer with: > bit 0: enable allocating CPU vector from CPUs on device local node. > That's to allocate from cpumask_of_node(irq_data->node). > bit 1: enable the default policy, which is to

Re: [Patch Part3 v4 38/38] x86, irq: Add kernel parameter vector_alloc to set CPU vector allocation policy

2014-12-01 Thread Jiang Liu
On 2014/12/2 2:49, Bjorn Helgaas wrote: On Tue, Nov 25, 2014 at 12:50 AM, Jiang Liu jiang@linux.intel.com wrote: Parameter vector_alloc should be set to an integer with: bit 0: enable allocating CPU vector from CPUs on device local node. That's to allocate from

Re: [Patch Part3 v4 38/38] x86, irq: Add kernel parameter vector_alloc to set CPU vector allocation policy

2014-12-01 Thread Bjorn Helgaas
On Mon, Dec 1, 2014 at 4:45 PM, Jiang Liu jiang@linux.intel.com wrote: On 2014/12/2 2:49, Bjorn Helgaas wrote: On Tue, Nov 25, 2014 at 12:50 AM, Jiang Liu jiang@linux.intel.com wrote: Parameter vector_alloc should be set to an integer with: bit 0: enable allocating CPU vector from

Re: [Patch Part3 v4 38/38] x86, irq: Add kernel parameter vector_alloc to set CPU vector allocation policy

2014-12-01 Thread Bjorn Helgaas
On Tue, Nov 25, 2014 at 12:50 AM, Jiang Liu jiang@linux.intel.com wrote: Parameter vector_alloc should be set to an integer with: bit 0: enable allocating CPU vector from CPUs on device local node. That's to allocate from cpumask_of_node(irq_data-node). bit 1: enable the default

Re: [Patch Part3 v4 38/38] x86, irq: Add kernel parameter vector_alloc to set CPU vector allocation policy

2014-12-01 Thread Daniel J Blueman
On 12/01/2014 01:49 PM, Bjorn Helgaas wrote: On Tue, Nov 25, 2014 at 12:50 AM, Jiang Liu jiang@linux.intel.com wrote: Parameter vector_alloc should be set to an integer with: bit 0: enable allocating CPU vector from CPUs on device local node. That's to allocate from

[Patch Part3 v4 38/38] x86, irq: Add kernel parameter vector_alloc to set CPU vector allocation policy

2014-11-24 Thread Jiang Liu
Parameter vector_alloc should be set to an integer with: bit 0: enable allocating CPU vector from CPUs on device local node. That's to allocate from cpumask_of_node(irq_data->node). bit 1: enable the default policy, which is to allocate from apic->target_cpus(). When allocating

[Patch Part3 v4 38/38] x86, irq: Add kernel parameter vector_alloc to set CPU vector allocation policy

2014-11-24 Thread Jiang Liu
Parameter vector_alloc should be set to an integer with: bit 0: enable allocating CPU vector from CPUs on device local node. That's to allocate from cpumask_of_node(irq_data-node). bit 1: enable the default policy, which is to allocate from apic-target_cpus(). When allocating