From patchwork Fri Jul 15 20:50:43 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arnaldo Carvalho de Melo X-Patchwork-Id: 72142 Delivered-To: patch@linaro.org Received: by 10.140.29.52 with SMTP id a49csp820503qga; Fri, 15 Jul 2016 13:53:17 -0700 (PDT) X-Received: by 10.66.138.108 with SMTP id qp12mr34995778pab.65.1468615987758; Fri, 15 Jul 2016 13:53:07 -0700 (PDT) Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id z76si5819435pfj.173.2016.07.15.13.53.07; Fri, 15 Jul 2016 13:53:07 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932113AbcGOUwc (ORCPT + 29 others); Fri, 15 Jul 2016 16:52:32 -0400 Received: from merlin.infradead.org ([205.233.59.134]:48369 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751855AbcGOUv0 (ORCPT ); Fri, 15 Jul 2016 16:51:26 -0400 Received: from [179.235.155.208] (helo=jouet.infradead.org) by merlin.infradead.org with esmtpsa (Exim 4.85_2 #1 (Red Hat Linux)) id 1bOA4r-0006Aj-Bh; Fri, 15 Jul 2016 20:51:17 +0000 Received: by jouet.infradead.org (Postfix, from userid 1000) id BE287143C77; Fri, 15 Jul 2016 17:51:11 -0300 (BRT) From: Arnaldo Carvalho de Melo To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, Wang Nan , Adrian Hunter , David Ahern , He Kuang , Masami Hiramatsu , Namhyung Kim , Nilay Vaish , Peter Zijlstra , Zefan Li , pi3orama@163.com, Arnaldo Carvalho de Melo Subject: [PATCH 09/24] tools lib fd array: Allow associating a pointer cookie with each entry Date: Fri, 15 Jul 2016 17:50:43 -0300 Message-Id: <1468615858-24936-10-git-send-email-acme@kernel.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1468615858-24936-1-git-send-email-acme@kernel.org> References: <1468615858-24936-1-git-send-email-acme@kernel.org> X-SRS-Rewrite: SMTP reverse-path rewritten from by merlin.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Wang Nan Add a 'ptr' field to fdarray->priv array. This feature will be used by following commits, which introduce muiltiple 'struct perf_mmap' arrays for different types of mapping. Because of this, during fdarray__filter(), a simple 'idx' is not enough. Add a pointer cookie that allows to directly associate a 'struct perf_mmap' pointer to an fdarray entry. Signed-off-by: Wang Nan Acked-by: Jiri Olsa Cc: Adrian Hunter Cc: David Ahern Cc: He Kuang Cc: Masami Hiramatsu Cc: Namhyung Kim Cc: Nilay Vaish Cc: Peter Zijlstra Cc: Zefan Li Cc: pi3orama@163.com Link: http://lkml.kernel.org/r/1468485287-33422-3-git-send-email-wangnan0@huawei.com Signed-off-by: Arnaldo Carvalho de Melo --- tools/lib/api/fd/array.h | 1 + 1 file changed, 1 insertion(+) -- 2.7.4 diff --git a/tools/lib/api/fd/array.h b/tools/lib/api/fd/array.h index e87fd800fa8d..71287dddc05f 100644 --- a/tools/lib/api/fd/array.h +++ b/tools/lib/api/fd/array.h @@ -22,6 +22,7 @@ struct fdarray { struct pollfd *entries; union { int idx; + void *ptr; } *priv; };