Hi Dave,
Apologies for the late reply.
在 2020/12/1 1:08, Dave Hansen 写道:
{
- int cpu, hk_flags;
+ static DEFINE_SPINLOCK(spread_lock);
+ static bool used[MAX_NUMNODES];
>>>
>>> I thought I mentioned this last time. How large is this array? How
>>> large would it be if it
>>> {
>>> - int cpu, hk_flags;
>>> + static DEFINE_SPINLOCK(spread_lock);
>>> + static bool used[MAX_NUMNODES];
>>
>> I thought I mentioned this last time. How large is this array? How
>> large would it be if it were a nodemask_t? Would this be less code if
>
> Apologies that I forgot to
Hi Dave,
Apologies for later reply.
在 2020/11/21 1:48, Dave Hansen 写道:
> On 11/17/20 6:54 PM, Shaokun Zhang wrote:
>> From: Yuqi Jin
>>
>> In multi-processor and NUMA system, I/O driver will find cpu cores that
>> which shall be bound IRQ. When cpu cores in the local numa have been
>> used up, i
On 11/17/20 6:54 PM, Shaokun Zhang wrote:
> From: Yuqi Jin
>
> In multi-processor and NUMA system, I/O driver will find cpu cores that
> which shall be bound IRQ. When cpu cores in the local numa have been
> used up, it is better to find the node closest to the local numa node
> for performance,
From: Yuqi Jin
In multi-processor and NUMA system, I/O driver will find cpu cores that
which shall be bound IRQ. When cpu cores in the local numa have been
used up, it is better to find the node closest to the local numa node
for performance, instead of choosing any online cpu immediately.
On ar
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