Re: [PATCH v2 5/9] kernel: padata : use this_cpu_read per-cpuhelper

[Christoph Lameter]

On Sat, 3 Nov 2012, Shan Wei wrote:

> -	queue = per_cpu_ptr(pd->pqueue, smp_processor_id());
> -	if (queue->cpu_index == next_queue->cpu_index) {
> +	if (this_cpu_read(pd->pqueue->cpu_index) == next_queue->cpu_index) {
>  		padata = ERR_PTR(-ENODATA);

Reviewed-by: Christoph Lameter <cl@xxxxxxxxx>

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