From patchwork Thu Mar 3 11:32:19 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12767363 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 67F83C433EF for ; Thu, 3 Mar 2022 11:35:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232974AbiCCLfn (ORCPT ); Thu, 3 Mar 2022 06:35:43 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48906 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232970AbiCCLez (ORCPT ); Thu, 3 Mar 2022 06:34:55 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ADC393BA62; Thu, 3 Mar 2022 03:32:33 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=pCNCWpfqsCcmh/mmv96Si48HeO0wpOZcENTc8oumegs=; b=kvC5S+L1QpodRlpumVDpJ03rIF jZDRiLRSozha86xGaSDDUjirEYs1OHF72dgaX7WF9HUqFmD8bIHJcNG81nUu4O/XneoV33Hn1X2hF dLYFY5kZm3lzcYkqI9jnNb/yNQ/GPsWsN3qjjPxYLjhMWtgcG87RYRV1gTilRc39M1ifCKkXl+ltQ DEPUXZBR+3RNGnzuCTAsoGn02qGnSVC9it6HnWtF9bkAAe7BINg1WYZa4yC7nPvKSgm+bosFHCvC5 xQlSrbMgujouPiJcDcdQr/JSRQD56mzOMWUGI69bpEuJgBQXKSnnw6i7V6DBXcLRYLxBExneRfJ8n GA+dFzag==; Received: from [91.93.38.115] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1nPjhA-006DdN-4g; Thu, 03 Mar 2022 11:32:32 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Philipp Reisner , Kees Cook , linux-block@vger.kernel.org, drbd-dev@lists.linbit.com, linux-security-module@vger.kernel.org Subject: [PATCH 1/5] block: stop using bdevname in bdev_write_inode Date: Thu, 3 Mar 2022 14:32:19 +0300 Message-Id: <20220303113223.326220-2-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220303113223.326220-1-hch@lst.de> References: <20220303113223.326220-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: Use the %pg format specifier to save on stack consuption and code size. Signed-off-by: Christoph Hellwig Reviewed-by: Johannes Thumshirn --- block/bdev.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/block/bdev.c b/block/bdev.c index a3632317c8aae..b4389f10ee7de 100644 --- a/block/bdev.c +++ b/block/bdev.c @@ -54,12 +54,10 @@ static void bdev_write_inode(struct block_device *bdev) while (inode->i_state & I_DIRTY) { spin_unlock(&inode->i_lock); ret = write_inode_now(inode, true); - if (ret) { - char name[BDEVNAME_SIZE]; + if (ret) pr_warn_ratelimited("VFS: Dirty inode writeback failed " - "for block device %s (err=%d).\n", - bdevname(bdev, name), ret); - } + "for block device %pg (err=%d).\n", + bdev, ret); spin_lock(&inode->i_lock); } spin_unlock(&inode->i_lock); From patchwork Thu Mar 3 11:32:20 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12767362 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8D732C43217 for ; Thu, 3 Mar 2022 11:35:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232969AbiCCLfm (ORCPT ); Thu, 3 Mar 2022 06:35:42 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50528 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232986AbiCCLez (ORCPT ); Thu, 3 Mar 2022 06:34:55 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C1A2649906; Thu, 3 Mar 2022 03:32:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=r0bVFbVhsj5LL+wNbkofSLQx6AtPcOg+2fbKjtm7YHo=; b=wQnvgl37SlMhIzoigH4gGfMGzT Mu5xImU4hYUW1yupIm+BaAu1iSBPcQUNyhJXYLL2ErJXJl+U+TxTGj7ZDj4KDEVIIWpV1ZZRXVgnc G4g7HLRNyD+NGGA0Clzz6ti6/SZUPTf4gsk6/khlwLvql2uSkoYdPB50mFMp9bXhSMi7lQiARRv8e GX4xBs0G9tH0i18rVK6H5yksKYk6QJWzDhVmtVMm1ratPHkkFGE+VvK1UMDldbSMpK6hGg07dwYPH +H/rA/wRIycn8oMt9eZRNGgY9rBCBxttqr85THJIJFJakJvHaYsoARACJyM4X/vc4SFMdFR8J2BRc TKjjyV/Q==; Received: from [91.93.38.115] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1nPjhE-006Dds-3l; Thu, 03 Mar 2022 11:32:36 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Philipp Reisner , Kees Cook , linux-block@vger.kernel.org, drbd-dev@lists.linbit.com, linux-security-module@vger.kernel.org Subject: [PATCH 2/5] block: stop using bdevname in __blkdev_issue_discard Date: Thu, 3 Mar 2022 14:32:20 +0300 Message-Id: <20220303113223.326220-3-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220303113223.326220-1-hch@lst.de> References: <20220303113223.326220-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: Use the %pg format specifier to save on stack consuption and code size. Signed-off-by: Christoph Hellwig Reviewed-by: Johannes Thumshirn --- block/blk-lib.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/block/blk-lib.c b/block/blk-lib.c index fc6ea52e74824..a745fc389a7c5 100644 --- a/block/blk-lib.c +++ b/block/blk-lib.c @@ -34,10 +34,8 @@ int __blkdev_issue_discard(struct block_device *bdev, sector_t sector, /* In case the discard granularity isn't set by buggy device driver */ if (WARN_ON_ONCE(!q->limits.discard_granularity)) { - char dev_name[BDEVNAME_SIZE]; - - bdevname(bdev, dev_name); - pr_err_ratelimited("%s: Error: discard_granularity is 0.\n", dev_name); + pr_err_ratelimited("%pg: Error: discard_granularity is 0.\n", + bdev); return -EOPNOTSUPP; } From patchwork Thu Mar 3 11:32:21 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12767360 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id BDE1FC433F5 for ; Thu, 3 Mar 2022 11:34:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232392AbiCCLfk (ORCPT ); Thu, 3 Mar 2022 06:35:40 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49358 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232256AbiCCLfR (ORCPT ); Thu, 3 Mar 2022 06:35:17 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 912ED4D275; Thu, 3 Mar 2022 03:32:42 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=e5E6EFviE2jb4KRrMO1+wVe/laDvyFev6ciGNxnhDh0=; b=vOINOJ89TM7VKrAFoQ6zKrQSYD y8f3vQimMuYi+MPSUkluZHPK+MQ5tMzF25PIcTgklQuRhWvt0gDBkgHIMEVG8751TkDRWfPHEvTQl 16zrTjYmxnD49Lyw0BeaZcpGJSiRYZGF1P1lDlXYgmBRK2v7YewC2HVZ2cIQAxLy9F5+B5peJPWbW 36+8FOEoG5N5vB2OMvV2Md2NS+9dbt2Exjq34Qvg1g5IbOqo9wgmtpF/tvrwoRmZTVCf3mgiAsK8q IGNywHOYKEbTxJ88xO+OxadN9LCJpiv4hHcX9y9qIn6hEA3wJ6hGWMSfM1oigpRSzdTLHWqH8auE3 oy1bU3/g==; Received: from [91.93.38.115] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1nPjhJ-006DeL-3U; Thu, 03 Mar 2022 11:32:41 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Philipp Reisner , Kees Cook , linux-block@vger.kernel.org, drbd-dev@lists.linbit.com, linux-security-module@vger.kernel.org Subject: [PATCH 3/5] block: stop using bdevname in drbd_report_io_error Date: Thu, 3 Mar 2022 14:32:21 +0300 Message-Id: <20220303113223.326220-4-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220303113223.326220-1-hch@lst.de> References: <20220303113223.326220-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: Use the %pg format specifier to save on stack consuption and code size. Signed-off-by: Christoph Hellwig Reviewed-by: Johannes Thumshirn --- drivers/block/drbd/drbd_req.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/block/drbd/drbd_req.c b/drivers/block/drbd/drbd_req.c index c00ae8619519e..82a9adb7d55ce 100644 --- a/drivers/block/drbd/drbd_req.c +++ b/drivers/block/drbd/drbd_req.c @@ -511,16 +511,14 @@ static void mod_rq_state(struct drbd_request *req, struct bio_and_error *m, static void drbd_report_io_error(struct drbd_device *device, struct drbd_request *req) { - char b[BDEVNAME_SIZE]; - if (!__ratelimit(&drbd_ratelimit_state)) return; - drbd_warn(device, "local %s IO error sector %llu+%u on %s\n", + drbd_warn(device, "local %s IO error sector %llu+%u on %pg\n", (req->rq_state & RQ_WRITE) ? "WRITE" : "READ", (unsigned long long)req->i.sector, req->i.size >> 9, - bdevname(device->ldev->backing_bdev, b)); + device->ldev->backing_bdev); } /* Helper for HANDED_OVER_TO_NETWORK. From patchwork Thu Mar 3 11:32:22 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12767359 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B0725C433EF for ; Thu, 3 Mar 2022 11:34:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231533AbiCCLfj (ORCPT ); Thu, 3 Mar 2022 06:35:39 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49386 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232392AbiCCLfR (ORCPT ); Thu, 3 Mar 2022 06:35:17 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7B69B56233; Thu, 3 Mar 2022 03:32:47 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=mgzMmQwg19eCVR+TiX9LOt7Z9P3DfcIpv3PTTjjkpYw=; b=YmpSRqQez/xW6HdyCWetkFssjn VfeBUwbA+Y22x3N+1lVtIyObx32OAI+y1DyXMEJIZ4YWEYEd5eWlm1CTX3/2uaqJXqN5aR2tEXgxP 5ctFGItE08dW67ouZlIaegQBBKryFNasUvga5gEWHxsFw0QNPW9vXZXq+KdlfxpHe8af7yikAdAix qkk9vKkes52ovNIq8QV+htT3MZA2O3GpURU6lNGibQGmACa4jB/7uFckFwxficRyS4zJsdLPb6UJt b/0uDrL/D7awwN9w7FZPznou7AT2HXSbI8w94/ZBmE4Ro8JLfv39eDICTM/3pRpQHUjiV2UzIM6kz YqzRJMxA==; Received: from [91.93.38.115] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1nPjhN-006Dek-HM; Thu, 03 Mar 2022 11:32:46 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Philipp Reisner , Kees Cook , linux-block@vger.kernel.org, drbd-dev@lists.linbit.com, linux-security-module@vger.kernel.org Subject: [PATCH 4/5] pktcdvd: stop using bdevname Date: Thu, 3 Mar 2022 14:32:22 +0300 Message-Id: <20220303113223.326220-5-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220303113223.326220-1-hch@lst.de> References: <20220303113223.326220-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: Use the %pg format specifier to save on stack consuption and code size. Signed-off-by: Christoph Hellwig Reviewed-by: Johannes Thumshirn --- drivers/block/pktcdvd.c | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c index be749c686feb7..623df4141ff3f 100644 --- a/drivers/block/pktcdvd.c +++ b/drivers/block/pktcdvd.c @@ -2471,11 +2471,9 @@ static int pkt_seq_show(struct seq_file *m, void *p) { struct pktcdvd_device *pd = m->private; char *msg; - char bdev_buf[BDEVNAME_SIZE]; int states[PACKET_NUM_STATES]; - seq_printf(m, "Writer %s mapped to %s:\n", pd->name, - bdevname(pd->bdev, bdev_buf)); + seq_printf(m, "Writer %s mapped to %pg:\n", pd->name, pd->bdev); seq_printf(m, "\nSettings:\n"); seq_printf(m, "\tpacket size:\t\t%dkB\n", pd->settings.size / 2); @@ -2532,7 +2530,6 @@ static int pkt_seq_show(struct seq_file *m, void *p) static int pkt_new_dev(struct pktcdvd_device *pd, dev_t dev) { int i; - char b[BDEVNAME_SIZE]; struct block_device *bdev; struct scsi_device *sdev; @@ -2545,8 +2542,7 @@ static int pkt_new_dev(struct pktcdvd_device *pd, dev_t dev) if (!pd2) continue; if (pd2->bdev->bd_dev == dev) { - pkt_err(pd, "%s already setup\n", - bdevname(pd2->bdev, b)); + pkt_err(pd, "%pg already setup\n", pd2->bdev); return -EBUSY; } if (pd2->pkt_dev == dev) { @@ -2581,7 +2577,7 @@ static int pkt_new_dev(struct pktcdvd_device *pd, dev_t dev) } proc_create_single_data(pd->name, 0, pkt_proc, pkt_seq_show, pd); - pkt_dbg(1, pd, "writer mapped to %s\n", bdevname(bdev, b)); + pkt_dbg(1, pd, "writer mapped to %pg\n", bdev); return 0; out_mem: From patchwork Thu Mar 3 11:32:23 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12767361 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C2CFCC4332F for ; Thu, 3 Mar 2022 11:34:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229564AbiCCLfl (ORCPT ); Thu, 3 Mar 2022 06:35:41 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50654 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231483AbiCCLfT (ORCPT ); Thu, 3 Mar 2022 06:35:19 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DB6535BE40; Thu, 3 Mar 2022 03:32:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=2e8X21nKPcQgvz9UXWL0zk5b2nxs/yzM+chK1IEMLUc=; b=OLRzNYV4Ywf1h8kqedT00LxQVD X3ccleUWQ3cc1n7C+d5Au8bNFvD33QHhEVal4gYk/Q5pOt2w+fC8kJevtk0Z1RmX3OnR0R+C3nurK gvynpABsGjCB6TvdMheGhVfFYteaKmvD+0bTioKa5+KRtFQfyuAKpBw3gSIkVQneRwYZBXMkHwJBA vF2m2axLl4lvnpcE2tsi8cJo0MbzN5lRE8Q3roRvL0zcmQC6LD2aqmQMESpkwheTsyEingOs90nZT r6r7AGrt+xp+F5lHa/+viaYTs5B1Dx1qb/WWOAPCClRpWgBTgE5erzZaDixSV+7HeBZetSBrF0Yxi 99WGy6+w==; Received: from [91.93.38.115] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1nPjhR-006Dfo-AN; Thu, 03 Mar 2022 11:32:49 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Philipp Reisner , Kees Cook , linux-block@vger.kernel.org, drbd-dev@lists.linbit.com, linux-security-module@vger.kernel.org Subject: [PATCH 5/5] loadpin: stop using bdevname Date: Thu, 3 Mar 2022 14:32:23 +0300 Message-Id: <20220303113223.326220-6-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220303113223.326220-1-hch@lst.de> References: <20220303113223.326220-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: Use the %pg format specifier to save on stack consuption and code size. Signed-off-by: Christoph Hellwig Reviewed-by: Johannes Thumshirn Acked-by: Kees Cook --- security/loadpin/loadpin.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/security/loadpin/loadpin.c b/security/loadpin/loadpin.c index b12f7d986b1e3..ad4e6756c0386 100644 --- a/security/loadpin/loadpin.c +++ b/security/loadpin/loadpin.c @@ -78,11 +78,8 @@ static void check_pinning_enforcement(struct super_block *mnt_sb) * device, allow sysctl to change modes for testing. */ if (mnt_sb->s_bdev) { - char bdev[BDEVNAME_SIZE]; - ro = bdev_read_only(mnt_sb->s_bdev); - bdevname(mnt_sb->s_bdev, bdev); - pr_info("%s (%u:%u): %s\n", bdev, + pr_info("%pg (%u:%u): %s\n", mnt_sb->s_bdev, MAJOR(mnt_sb->s_bdev->bd_dev), MINOR(mnt_sb->s_bdev->bd_dev), ro ? "read-only" : "writable");