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SubjectRe: [PATCH v3 04/10] perf: Add per perf_cpu_context min_heap storage
On Wed, Nov 13, 2019 at 04:30:36PM -0800, Ian Rogers wrote:
> + if (cpuctx) {
> + event_heap = (struct min_max_heap){
> + .data = cpuctx->itr_storage,
> + .size = 0,

C guarantees that unnamed fields get to be 0

> + .cap = cpuctx->itr_storage_cap,
> + };
> + } else {
> + event_heap = (struct min_max_heap){
> + .data = itrs,
> + .size = 0,

idem.

> + .cap = ARRAY_SIZE(itrs),
> + };
> + /* Events not within a CPU context may be on any CPU. */
> + __heap_add(&event_heap, perf_event_groups_first(groups, -1));
> +

suprious whitespace

> + }
> + evt = event_heap.data;
> +
> __heap_add(&event_heap, perf_event_groups_first(groups, cpu));

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