From patchwork Fri Apr 2 08:20:26 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: zuoqilin1@163.com X-Patchwork-Id: 12180395 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=-13.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 2D6AFC433B4 for ; Fri, 2 Apr 2021 08:23:27 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id CF051610CC for ; Fri, 2 Apr 2021 08:23:26 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CF051610CC Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=163.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=desiato.20200630; h=Sender:Content-Transfer-Encoding :Content-Type:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender :Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=9OwBd8S1tq8dy4S0KlPh5YoyRPzisaFlL5Ct8F5HP1o=; b=Wlrz2w3VytrICbi2uyvfeBd5Og LcZdB7JT0x+w2o+8q+fK+CrEM2l2mtVzak5HsU3xYGVwGktqP8Tto+yZ83srRB8gQSnk7M2/RF4D4 NTwNGjFJJvn4FHC1wLu1fimc0u0tbVQ/iL+r/WK52efG2LqesTNeGm3A/G4RqV1svK2iIWoYDIagV NuRK8jMlf2VkDc8IMjxXvy33VkBhZ2r3Zsd59gh8yZ3IYSauc9F1hDYTlx93iiBLWFAQcxH1gSBR+ zWFQBf+cZWhbNJDn+TY/EfZdKxUe01UMficU73DrvqrtShLoei45+77CMU1Tm3vLe9e/FYjfHWLIn VDXrFbFw==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lSF3p-00CHLB-88; Fri, 02 Apr 2021 08:21:45 +0000 Received: from m12-18.163.com ([220.181.12.18]) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lSF3i-00CHJC-8M for linux-arm-kernel@lists.infradead.org; Fri, 02 Apr 2021 08:21:42 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=From:Subject:Date:Message-Id:MIME-Version; bh=WBGZ8 NPmSkgQT8o+cSmOjdtv5qvHbIIjaiEt196mLxs=; b=PqC4MaLPIbGieBKpTrv9a V8RY4hf4Ed99kig+YW2+EKQ0l9yyaJeCDdy5aGjnZLknKzcGQlcfg2L2IuqcmLid NoEvIZNOsOZBB5SIzWHioqO9WASIyWV4y7VNV/YTk/XvDB0o8sUmWzIt4zmW2l+d ALPZK0MWvAVPghReYhIvBE= Received: from COOL-20201210PM.ccdomain.com (unknown [218.94.48.178]) by smtp14 (Coremail) with SMTP id EsCowADHzeXA02Zg7huobw--.28567S2; Fri, 02 Apr 2021 16:20:19 +0800 (CST) From: zuoqilin1@163.com To: linux@armlinux.org.uk Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, zuoqilin Subject: [PATCH] arm/mm: Convert to DEFINE_SHOW_ATTRIBUTE Date: Fri, 2 Apr 2021 16:20:26 +0800 Message-Id: <20210402082026.568-1-zuoqilin1@163.com> X-Mailer: git-send-email 2.28.0.windows.1 MIME-Version: 1.0 X-CM-TRANSID: EsCowADHzeXA02Zg7huobw--.28567S2 X-Coremail-Antispam: 1Uf129KBjvdXoWrZFWDGF4fKFW8Cw18GF4DArb_yoWfKrbEk3 yIqa1UGr48ZFyrX393C3W5urs3Ca90gF1rXwn0gFs3Jw4rWFZ3AryvgFsaqrWDXr4fGFnx JrW8Xr1UAr12gjkaLaAFLSUrUUUUUb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7IU81xRDUUUUU== X-Originating-IP: [218.94.48.178] X-CM-SenderInfo: 52xr1xpolqiqqrwthudrp/1tbipRVniVUMdJmefwABsK X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210402_092139_172383_41844C7C X-CRM114-Status: GOOD ( 10.23 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: zuoqilin Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code. Signed-off-by: zuoqilin --- arch/arm/mm/ptdump_debugfs.c | 12 +----------- 1 file changed, 1 insertion(+), 11 deletions(-) diff --git a/arch/arm/mm/ptdump_debugfs.c b/arch/arm/mm/ptdump_debugfs.c index 598b636..6a62bce 100644 --- a/arch/arm/mm/ptdump_debugfs.c +++ b/arch/arm/mm/ptdump_debugfs.c @@ -12,17 +12,7 @@ static int ptdump_show(struct seq_file *m, void *v) return 0; } -static int ptdump_open(struct inode *inode, struct file *file) -{ - return single_open(file, ptdump_show, inode->i_private); -} - -static const struct file_operations ptdump_fops = { - .open = ptdump_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; +DEFINE_SHOW_ATTRIBUTE(ptdump); void ptdump_debugfs_register(struct ptdump_info *info, const char *name) {