Markus Groß wrote:
> Am Mittwoch 23 März 2011 17:59:11 schrieb Jim Fehlig:
>
>> Markus Groß wrote:
>>
>>> + maplen = (unsigned int) ceil((double) nvcpus / 8);
>>> + if (VIR_ALLOC_N(bitmask, maplen) < 0) {
>>> + virReportOOMError();
>>> + goto cleanup;
>>> + }
>>> +
>>> + memset(bitmask, 0, maplen);
>>> + for (i = 0; i < nvcpus; ++i) {
>>> + pos = (unsigned int) floor((double) i / 8);
>>> + bitmask[pos] |= 1 << (i % 8);
>>> + }
>>> +
>>> + map.size = maplen;
>>> + map.map = bitmask;
>>>
>>>
>> Hmm, could this be simplified to
>>
>> if (libxl_cpumap_alloc(&priv->ctx, &map)) {
>> virReportOOMError()
>> goto cleanup;
>> }
>> for (i = 0; i < nvcpus; i++)
>> libxl_cpumap_set(&map, i);
>>
>>
>
> This would be convenient, however these functions are part of libxl_utils.c/h and are not installed by xen.
> At least I found them nowhere when installing xen.
>
Yeah, I realized this after making that comment. There are several
useful functions in libxl_utils so I asked Ian Jackson to provide it and
he obliged
http://lists.xensource.com/archives/html/xen-devel/2011-03/msg01631.html
Doesn't help us much for now though.
Regards,
Jim
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