[libvirt] [PATCH 1/3 V6] add nodeGetCPUmap() for getting available CPU IDs in a cpumap.
Lai Jiangshan
laijs at cn.fujitsu.com
Thu Feb 23 01:11:12 UTC 2012
On 02/23/2012 08:10 AM, Eric Blake wrote:
>> + if (virDomainCpuSetParse(str, 0, map,
>> + VIR_DOMAIN_CPUMASK_LEN) < 0) {
>> + goto error;
>> + }
>> +
>> + for (i = 0; i < VIR_DOMAIN_CPUMASK_LEN; i++) {
>> + if (map[i]) {
>> + max_id = i;
>
> That's off by a factor of 8 - map[i] means that you have visited i*8
> bits in cpumask.
@map is not bitmask, virDomainCpuSetParse() filled it a char per a cpu.
And the return of this function is also cpumap(byte per cpu).
I will rework the patches soon after you comments them.
Thank you very much.
--lai.
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