Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752646AbaFOFzq (ORCPT ); Sun, 15 Jun 2014 01:55:46 -0400 Received: from mail-qa0-f53.google.com ([209.85.216.53]:51106 "EHLO mail-qa0-f53.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752170AbaFOFzp (ORCPT ); Sun, 15 Jun 2014 01:55:45 -0400 From: Vince Weaver X-Google-Original-From: Vince Weaver Date: Sun, 15 Jun 2014 02:00:18 -0400 (EDT) To: Vince Weaver cc: linux-kernel@vger.kernel.org, Peter Zijlstra , Ingo Molnar , Vineet Gupta Subject: [PATCH 1/6] arc,perf: Use common PMU interrupt disabled code Message-ID: User-Agent: Alpine 2.10 (DEB 1266 2009-07-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Transition to using the new generic PERF_PMU_CAP_NO_INTERRUPT method for failing a sampling event when no PMU interrupt is available. Signed-off-by: Vince Weaver diff --git a/arch/arc/kernel/perf_event.c b/arch/arc/kernel/perf_event.c index 63177e4..b9a5685 100644 --- a/arch/arc/kernel/perf_event.c +++ b/arch/arc/kernel/perf_event.c @@ -99,10 +99,6 @@ static int arc_pmu_event_init(struct perf_event *event) struct hw_perf_event *hwc = &event->hw; int ret; - /* ARC 700 PMU does not support sampling events */ - if (is_sampling_event(event)) - return -ENOENT; - switch (event->attr.type) { case PERF_TYPE_HARDWARE: if (event->attr.config >= PERF_COUNT_HW_MAX) @@ -298,6 +294,9 @@ static int arc_pmu_device_probe(struct platform_device *pdev) .read = arc_pmu_read, }; + /* ARC 700 PMU does not support sampling events */ + arc_pmu->pmu.capabilities |= PERF_PMU_CAP_NO_INTERRUPT; + ret = perf_pmu_register(&arc_pmu->pmu, pdev->name, PERF_TYPE_RAW); return ret; -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/