From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751490AbcGNIhk (ORCPT ); Thu, 14 Jul 2016 04:37:40 -0400 Received: from szxga01-in.huawei.com ([58.251.152.64]:6547 "EHLO szxga01-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751855AbcGNIfR (ORCPT ); Thu, 14 Jul 2016 04:35:17 -0400 From: Wang Nan To: CC: , , , Wang Nan , Arnaldo Carvalho de Melo , He Kuang , Jiri Olsa , Masami Hiramatsu , Namhyung Kim , Nilay Vaish , Adrian Hunter , David Ahern , Peter Zijlstra Subject: [PATCH v16 02/15] tools lib fd array: Allow associating a pointer cookie with each entry Date: Thu, 14 Jul 2016 08:34:34 +0000 Message-ID: <1468485287-33422-3-git-send-email-wangnan0@huawei.com> X-Mailer: git-send-email 1.8.3.4 In-Reply-To: <1468485287-33422-1-git-send-email-wangnan0@huawei.com> References: <1468485287-33422-1-git-send-email-wangnan0@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.107.193.248] X-CFilter-Loop: Reflected X-Mirapoint-Virus-RAPID-Raw: score=unknown(0), refid=str=0001.0A090202.57874EBC.0478,ss=1,re=0.000,recu=0.000,reip=0.000,cl=1,cld=1,fgs=0, ip=0.0.0.0, so=2013-06-18 04:22:30, dmn=2013-03-21 17:37:32 X-Mirapoint-Loop-Id: 9dfde596f1f4f8f436a9712c9908864d Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add a 'ptr' field to fdarray->priv array. This feature will be used by following commits, which introduce muiltiple 'struct perf_mmap' array for different types of mapping. Because of this, during fdarray__filter(), a simple 'idx' is not enough. Add a pointer cookie allows directly associate a 'struct perf_mmap' pointer to an fdarray entry. Signed-off-by: Wang Nan Cc: Arnaldo Carvalho de Melo Cc: He Kuang Cc: Jiri Olsa Cc: Masami Hiramatsu Cc: Namhyung Kim Cc: Zefan Li Cc: Nilay Vaish Cc: Adrian Hunter Cc: David Ahern Cc: Peter Zijlstra Cc: pi3orama@163.com --- tools/lib/api/fd/array.h | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/lib/api/fd/array.h b/tools/lib/api/fd/array.h index e87fd80..71287dd 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; }; -- 1.8.3.4