From patchwork Fri Jul 7 13:39:32 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luc Van Oostenryck X-Patchwork-Id: 9830521 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id A6D7C60352 for ; Fri, 7 Jul 2017 13:51:35 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9B34728517 for ; Fri, 7 Jul 2017 13:51:35 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 900622853B; Fri, 7 Jul 2017 13:51:35 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.3 required=2.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RCVD_IN_DNSWL_HI, RCVD_IN_SORBS_SPAM, T_DKIM_INVALID autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3137B2869C for ; Fri, 7 Jul 2017 13:51:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752955AbdGGNvd (ORCPT ); Fri, 7 Jul 2017 09:51:33 -0400 Received: from mail-lf0-f68.google.com ([209.85.215.68]:32970 "EHLO mail-lf0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752352AbdGGNkP (ORCPT ); Fri, 7 Jul 2017 09:40:15 -0400 Received: by mail-lf0-f68.google.com with SMTP id t72so4027817lff.0 for ; Fri, 07 Jul 2017 06:40:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=hYOmqPlaoxcTjG0xAB62oH+fhL2Ne+gyk1jBNWI2skc=; b=BGpXxRq0a3t+cWTw/YD1r+EG0Knrb4afF/BU/aj5TxHQhDfxBoHeGSsJwHHO2EwAh3 JUo/QNj4c2s1sEeL0sFlQT3YLUww4umsUCHkRKuTmntIOkh/wYifciiF0dptloRsMPLu VjmB5whbdK05XrLKorN8TPsNXWQIq1oWU/hQvogiPUt2VPbYL8K2VxmEf8deOfrXIKi5 bEE7+nBxM33MB+a9q1b+6Vm41N5hUmAfaoL4OLDE33EKR+grA6SKUtAh6crAF3nACMWG +EimYiahJF/NNHKT+t2NRZzQmHAPvLk+YMiJrvnS7kGvksngFoB+UdVRmqHGfezdRPft DoMg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=hYOmqPlaoxcTjG0xAB62oH+fhL2Ne+gyk1jBNWI2skc=; b=npl/Tb+XooPCU10JkqLCBG2BMkCdgrsdZxq4Qo2eeaMIxWcaOXimlbkyUlXnDoBp2L BWvr2DbX4fRY+GP9RjrZBbbpNJYrp9uEQtrI6NF2uSQz+w6kEmSR03Dt/kGMglpqY+5H C+xIdWusjRV8qZ35oLzIOFeMb30RpnUauEM4aVwlVjt2x8hAZuqW+Z/qhMfnV+eVfO05 +NvuQP0fBfYs8o3r7ZhhJ3yqhXZY1iGwC0SYllAfXQQsNSlLhJ8ozHG2hDY7drU8q1R7 fN/PwFT6UYF2GGktyXXp8uiwbnk8E71BPU+0niniDtn4ezsPbDn0qFnFQYXTHXBwNo5A qiPg== X-Gm-Message-State: AIVw112521LQzy+RustkpBOdCAgqOiCwgHrYZxIcGVk1L42CdFacYQln jEhOI6CW1xCIzbVVEoA= X-Received: by 10.80.181.165 with SMTP id a34mr2286395ede.167.1499434813542; Fri, 07 Jul 2017 06:40:13 -0700 (PDT) Received: from localhost.localdomain ([2a02:a03f:8ed:9a00:3d4d:9b95:75f7:a8db]) by smtp.gmail.com with ESMTPSA id e28sm1899277ede.14.2017.07.07.06.40.12 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 07 Jul 2017 06:40:12 -0700 (PDT) From: Luc Van Oostenryck To: linux-sparse@vger.kernel.org Cc: Christopher Li , Linus Torvalds , Luc Van Oostenryck Subject: [PATCH 04/34] ptrlist: add helper __PTR_STRIP_TAG() Date: Fri, 7 Jul 2017 15:39:32 +0200 Message-Id: <20170707134002.49500-5-luc.vanoostenryck@gmail.com> X-Mailer: git-send-email 2.13.0 In-Reply-To: <20170707134002.49500-1-luc.vanoostenryck@gmail.com> References: <20170707134002.49500-1-luc.vanoostenryck@gmail.com> Sender: linux-sparse-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sparse@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP --- ptrlist.h | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/ptrlist.h b/ptrlist.h index 7ecf2b529..93de46c0b 100644 --- a/ptrlist.h +++ b/ptrlist.h @@ -62,8 +62,15 @@ extern int linearize_ptr_list(struct ptr_list *, void **, int); #define free_ptr_list(list) \ do { VRFY_PTR_LIST(*(list)); __free_ptr_list((struct ptr_list **)(list)); } while (0) -#define PTR_ENTRY_NOTAG(h,i) ((h)->list[i]) -#define PTR_ENTRY(h,i) (void *)(~3UL & (unsigned long)PTR_ENTRY_NOTAG(h,i)) +static inline void *__ptr_entry(const struct ptr_list *l, unsigned int i) +{ + return l->list[i]; +} + +#define PTR_ENTRY_NOTAG(h,i) __ptr_entry(h, i) +#define __PTR_STRIP_TAG(ptr) (void *)(~3UL & (unsigned long)(ptr)) +#define __PTR_KEEP_TAG(ptr) (ptr) +#define PTR_ENTRY(h,i) __PTR_STRIP_TAG(PTR_ENTRY_NOTAG(h,i)) static inline void *first_ptr_list(struct ptr_list *list) {