From patchwork Wed Apr 25 15:48:15 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 10363627 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 6079D60225 for ; Wed, 25 Apr 2018 15:58:16 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 472A128AF1 for ; Wed, 25 Apr 2018 15:58:16 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 3BF7E28F5B; Wed, 25 Apr 2018 15:58:16 +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=-7.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI, T_DKIM_INVALID autolearn=unavailable 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 D89FC28AF1 for ; Wed, 25 Apr 2018 15:58:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755409AbeDYPvB (ORCPT ); Wed, 25 Apr 2018 11:51:01 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:39126 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755066AbeDYPur (ORCPT ); Wed, 25 Apr 2018 11:50:47 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=References:In-Reply-To:Message-Id: Date:Subject:Cc:To:From:Sender:Reply-To:MIME-Version:Content-Type: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=Fxs1vB86YKtWq7jeY8OJ1X4ZOh0/9yrlTlsMzJNSCWo=; b=tTXrblxTxd785iB52HUb40WuE uqxQeygXV7qazFdvyIvfoCZDjy5nG5V5seGzvSzKx7Mlj35Aw05wX2MxBarbhKrUwlheKtJnlvinZ DDPMmDlpgMpntvAjtrgMHX94lo4UVGLzAeQeXMc2lTuLtejEPzL3M/aiwhAcS+dmG6AdXcktzRJBp ayzmnYRZUwrh6O308iq/Q5KsChacRrkifA3+81CuRIkwyi2EgvaHelVojL864SKUoDirIWUIYubeT UQ6LKxfjDk96420Rn4yBc7GsLr9C7vSSAtybWpl42WF6cjYk5upiJV7ouA1ku20Vn51GJDRpb5fcL zR3zLazjw==; Received: from 089144200182.atnat0009.highway.a1.net ([89.144.200.182] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1fBMgh-0003FT-49; Wed, 25 Apr 2018 15:50:31 +0000 From: Christoph Hellwig To: Andrew Morton , Alexander Viro Cc: Alexey Dobriyan , Greg Kroah-Hartman , Jiri Slaby , Alessandro Zummo , Alexandre Belloni , linux-acpi@vger.kernel.org, drbd-dev@lists.linbit.com, linux-ide@vger.kernel.org, netdev@vger.kernel.org, linux-rtc@vger.kernel.org, megaraidlinux.pdl@broadcom.com, linux-scsi@vger.kernel.org, devel@driverdev.osuosl.org, linux-afs@lists.infradead.org, linux-ext4@vger.kernel.org, jfs-discussion@lists.sourceforge.net, netfilter-devel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 28/40] bonding: switch to proc_create_seq_data Date: Wed, 25 Apr 2018 17:48:15 +0200 Message-Id: <20180425154827.32251-29-hch@lst.de> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180425154827.32251-1-hch@lst.de> References: <20180425154827.32251-1-hch@lst.de> X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-acpi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP And use proc private data directly instead of doing a detour through seq->private. Signed-off-by: Christoph Hellwig --- drivers/net/bonding/bond_procfs.c | 36 ++++++------------------------- 1 file changed, 6 insertions(+), 30 deletions(-) diff --git a/drivers/net/bonding/bond_procfs.c b/drivers/net/bonding/bond_procfs.c index 01059f1a7bca..9f7d83e827c3 100644 --- a/drivers/net/bonding/bond_procfs.c +++ b/drivers/net/bonding/bond_procfs.c @@ -10,7 +10,7 @@ static void *bond_info_seq_start(struct seq_file *seq, loff_t *pos) __acquires(RCU) { - struct bonding *bond = seq->private; + struct bonding *bond = PDE_DATA(file_inode(seq->file)); struct list_head *iter; struct slave *slave; loff_t off = 0; @@ -29,7 +29,7 @@ static void *bond_info_seq_start(struct seq_file *seq, loff_t *pos) static void *bond_info_seq_next(struct seq_file *seq, void *v, loff_t *pos) { - struct bonding *bond = seq->private; + struct bonding *bond = PDE_DATA(file_inode(seq->file)); struct list_head *iter; struct slave *slave; bool found = false; @@ -56,7 +56,7 @@ static void bond_info_seq_stop(struct seq_file *seq, void *v) static void bond_info_show_master(struct seq_file *seq) { - struct bonding *bond = seq->private; + struct bonding *bond = PDE_DATA(file_inode(seq->file)); const struct bond_opt_value *optval; struct slave *curr, *primary; int i; @@ -167,7 +167,7 @@ static void bond_info_show_master(struct seq_file *seq) static void bond_info_show_slave(struct seq_file *seq, const struct slave *slave) { - struct bonding *bond = seq->private; + struct bonding *bond = PDE_DATA(file_inode(seq->file)); seq_printf(seq, "\nSlave Interface: %s\n", slave->dev->name); seq_printf(seq, "MII Status: %s\n", bond_slave_link_status(slave->link)); @@ -257,38 +257,14 @@ static const struct seq_operations bond_info_seq_ops = { .show = bond_info_seq_show, }; -static int bond_info_open(struct inode *inode, struct file *file) -{ - struct seq_file *seq; - int res; - - res = seq_open(file, &bond_info_seq_ops); - if (!res) { - /* recover the pointer buried in proc_dir_entry data */ - seq = file->private_data; - seq->private = PDE_DATA(inode); - } - - return res; -} - -static const struct file_operations bond_info_fops = { - .owner = THIS_MODULE, - .open = bond_info_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release, -}; - void bond_create_proc_entry(struct bonding *bond) { struct net_device *bond_dev = bond->dev; struct bond_net *bn = net_generic(dev_net(bond_dev), bond_net_id); if (bn->proc_dir) { - bond->proc_entry = proc_create_data(bond_dev->name, - 0444, bn->proc_dir, - &bond_info_fops, bond); + bond->proc_entry = proc_create_seq_data(bond_dev->name, 0444, + bn->proc_dir, &bond_info_seq_ops, bond); if (bond->proc_entry == NULL) netdev_warn(bond_dev, "Cannot create /proc/net/%s/%s\n", DRV_NAME, bond_dev->name);