From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2B635C47404 for ; Fri, 11 Oct 2019 20:11:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id F1BF521835 for ; Fri, 11 Oct 2019 20:11:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1570824673; bh=skrCT3K/eqt15gi8/6EmFta2QOrmw+Yv/2qiuO/6mwM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=ELJr1OQeZacHvDnjbRwVfMAD0EPStl8kzZF95Ymqn11c0hXPt9s3BEGp2DhQE/IpD WstezjIUocOygZqbwGWDIdLpcmKGDCi4wPFr0oiQqiR8gKpurPlKdCOVvmlIlzhkAX vqsiXbzyRfS+TWjF8+9dFeTC4ih8gfA3ISvuSNg8= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729765AbfJKULL (ORCPT ); Fri, 11 Oct 2019 16:11:11 -0400 Received: from mail.kernel.org ([198.145.29.99]:47152 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729744AbfJKULJ (ORCPT ); Fri, 11 Oct 2019 16:11:09 -0400 Received: from quaco.ghostprotocols.net (189-94-137-67.3g.claro.net.br [189.94.137.67]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 291C0222D2; Fri, 11 Oct 2019 20:11:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1570824668; bh=skrCT3K/eqt15gi8/6EmFta2QOrmw+Yv/2qiuO/6mwM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=NlI0sLL8VMp0CFzxWB66321rG0jSBk3OGeDpjVdwYnI9nsmT3e9Xp2WTtezNm98zl pGQmW2GPt0MkrcoDtxPHnedAmavVeuaPcYMgvA6a9N6asuJUBx3wfzQVIzUNsvVDbH Ij2Bv9/LTXElwLGZHD2VXZv0XCR9haRyF638vSoo= From: Arnaldo Carvalho de Melo To: Ingo Molnar , Thomas Gleixner Cc: Jiri Olsa , Namhyung Kim , Clark Williams , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Alexander Shishkin , Michael Petlan , Peter Zijlstra , Arnaldo Carvalho de Melo Subject: [PATCH 56/69] libperf: Introduce perf_evlist_mmap_ops::idx callback Date: Fri, 11 Oct 2019 17:05:46 -0300 Message-Id: <20191011200559.7156-57-acme@kernel.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20191011200559.7156-1-acme@kernel.org> References: <20191011200559.7156-1-acme@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Jiri Olsa Add the perf_evlist_mmap_ops::idx callback to be called in mmap_per_cpu() and mmap_per_thread() with current cpu and thread indexes. It's used by current aux code, so perf will use this callback to set the aux index. Signed-off-by: Jiri Olsa Cc: Alexander Shishkin Cc: Michael Petlan Cc: Namhyung Kim Cc: Peter Zijlstra Link: http://lore.kernel.org/lkml/20191007125344.14268-16-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/lib/evlist.c | 18 +++++++++++++----- tools/perf/lib/include/internal/evlist.h | 4 ++++ 2 files changed, 17 insertions(+), 5 deletions(-) diff --git a/tools/perf/lib/evlist.c b/tools/perf/lib/evlist.c index 88d63f5cd9ca..3832d3e9a3b4 100644 --- a/tools/perf/lib/evlist.c +++ b/tools/perf/lib/evlist.c @@ -426,7 +426,8 @@ mmap_per_evsel(struct perf_evlist *evlist, int idx, } static int -mmap_per_thread(struct perf_evlist *evlist, struct perf_mmap_param *mp) +mmap_per_thread(struct perf_evlist *evlist, struct perf_evlist_mmap_ops *ops, + struct perf_mmap_param *mp) { int thread; int nr_threads = perf_thread_map__nr(evlist->threads); @@ -435,6 +436,9 @@ mmap_per_thread(struct perf_evlist *evlist, struct perf_mmap_param *mp) int output = -1; int output_overwrite = -1; + if (ops->idx) + ops->idx(evlist, mp, thread, false); + if (mmap_per_evsel(evlist, thread, mp, 0, thread, &output, &output_overwrite)) goto out_unmap; @@ -448,7 +452,8 @@ mmap_per_thread(struct perf_evlist *evlist, struct perf_mmap_param *mp) } static int -mmap_per_cpu(struct perf_evlist *evlist, struct perf_mmap_param *mp) +mmap_per_cpu(struct perf_evlist *evlist, struct perf_evlist_mmap_ops *ops, + struct perf_mmap_param *mp) { int nr_threads = perf_thread_map__nr(evlist->threads); int nr_cpus = perf_cpu_map__nr(evlist->cpus); @@ -458,6 +463,9 @@ mmap_per_cpu(struct perf_evlist *evlist, struct perf_mmap_param *mp) int output = -1; int output_overwrite = -1; + if (ops->idx) + ops->idx(evlist, mp, cpu, true); + for (thread = 0; thread < nr_threads; thread++) { if (mmap_per_evsel(evlist, cpu, mp, cpu, thread, &output, &output_overwrite)) @@ -496,15 +504,15 @@ int perf_evlist__mmap_ops(struct perf_evlist *evlist, } if (perf_cpu_map__empty(cpus)) - return mmap_per_thread(evlist, mp); + return mmap_per_thread(evlist, ops, mp); - return mmap_per_cpu(evlist, mp); + return mmap_per_cpu(evlist, ops, mp); } int perf_evlist__mmap(struct perf_evlist *evlist, int pages) { struct perf_mmap_param mp; - struct perf_evlist_mmap_ops ops; + struct perf_evlist_mmap_ops ops = { 0 }; evlist->mmap_len = (pages + 1) * page_size; mp.mask = evlist->mmap_len - page_size - 1; diff --git a/tools/perf/lib/include/internal/evlist.h b/tools/perf/lib/include/internal/evlist.h index e5f092ff6202..053f620696f3 100644 --- a/tools/perf/lib/include/internal/evlist.h +++ b/tools/perf/lib/include/internal/evlist.h @@ -27,7 +27,11 @@ struct perf_evlist { struct perf_mmap *mmap_ovw; }; +typedef void +(*perf_evlist_mmap__cb_idx_t)(struct perf_evlist*, struct perf_mmap_param*, int, bool); + struct perf_evlist_mmap_ops { + perf_evlist_mmap__cb_idx_t idx; }; int perf_evlist__alloc_pollfd(struct perf_evlist *evlist); -- 2.21.0