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Message-ID: <87lg6q6rk1.fsf@ashishki-desk.ger.corp.intel.com>
Date:   Mon, 22 Oct 2018 16:26:22 +0300
From:   Alexander Shishkin <alexander.shishkin@...ux.intel.com>
To:     Peter Zijlstra <peterz@...radead.org>, mingo@...nel.org
Cc:     linux-kernel@...r.kernel.org, acme@...nel.org, jolsa@...hat.com,
        songliubraving@...com, eranian@...gle.com, tglx@...utronix.de,
        alexey.budankov@...ux.intel.com, mark.rutland@....com,
        megha.dey@...el.com, frederic@...nel.org
Subject: Re: [RFC][PATCH] perf: Rewrite core context handling

Peter Zijlstra <peterz@...radead.org> writes:

> @@ -1926,8 +1920,9 @@ static void perf_group_detach(struct per
>  			add_event_to_groups(sibling, event->ctx);
>  
>  			if (sibling->state == PERF_EVENT_STATE_ACTIVE) {
> +				struct perf_event_pmu_context *pmu_ctx = event->pmu_ctx;
>  				struct list_head *list = sibling->attr.pinned ?
> -					&ctx->pinned_active : &ctx->flexible_active;
> +					&pmu_ctx->pinned_active : &pmu_ctx->flexible_active;
>  
>  				list_add_tail(&sibling->active_list, list);

Ok, since I'm getting to the bottom of things: the event::active_list is
actually event::active_entry, which also does exist, but is not used
anywhere other than its initialization. Let's maybe get rid of the _list?

Regards,
--
Alex

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