From patchwork Mon Dec 11 14:08:39 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yu Kuai X-Patchwork-Id: 13487261 Received: from dggsgout12.his.huawei.com (dggsgout12.his.huawei.com [45.249.212.56]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9BCDA44AA; Mon, 11 Dec 2023 06:10:09 -0800 (PST) Received: from mail.maildlp.com (unknown [172.19.93.142]) by dggsgout12.his.huawei.com (SkyGuard) with ESMTP id 4SpkCZ5hzfz4f3kGD; Mon, 11 Dec 2023 22:10:02 +0800 (CST) Received: from mail02.huawei.com (unknown [10.116.40.112]) by mail.maildlp.com (Postfix) with ESMTP id 2F9511A08B0; Mon, 11 Dec 2023 22:10:05 +0800 (CST) Received: from huaweicloud.com (unknown [10.175.104.67]) by APP1 (Coremail) with SMTP id cCh0CgDnNw46GHdlJ7BxDQ--.34937S4; Mon, 11 Dec 2023 22:10:04 +0800 (CST) From: Yu Kuai To: axboe@kernel.dk, roger.pau@citrix.com, colyli@suse.de, kent.overstreet@gmail.com, joern@lazybastard.org, miquel.raynal@bootlin.com, richard@nod.at, vigneshr@ti.com, sth@linux.ibm.com, hoeppner@linux.ibm.com, hca@linux.ibm.com, gor@linux.ibm.com, agordeev@linux.ibm.com, jejb@linux.ibm.com, martin.petersen@oracle.com, clm@fb.com, josef@toxicpanda.com, dsterba@suse.com, viro@zeniv.linux.org.uk, brauner@kernel.org, nico@fluxnic.net, xiang@kernel.org, chao@kernel.org, tytso@mit.edu, adilger.kernel@dilger.ca, agruenba@redhat.com, jack@suse.com, konishi.ryusuke@gmail.com, willy@infradead.org, akpm@linux-foundation.org, p.raghav@samsung.com, hare@suse.de Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, xen-devel@lists.xenproject.org, linux-bcache@vger.kernel.org, linux-mtd@lists.infradead.org, linux-s390@vger.kernel.org, linux-scsi@vger.kernel.org, linux-bcachefs@vger.kernel.org, linux-btrfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-erofs@lists.ozlabs.org, linux-ext4@vger.kernel.org, gfs2@lists.linux.dev, linux-nilfs@vger.kernel.org, yukuai3@huawei.com, yukuai1@huaweicloud.com, yi.zhang@huawei.com, yangerkun@huawei.com Subject: [PATCH RFC v2 for-6.8/block 18/18] ext4: use bdev apis Date: Mon, 11 Dec 2023 22:08:39 +0800 Message-Id: <20231211140839.976021-1-yukuai1@huaweicloud.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231211140552.973290-1-yukuai1@huaweicloud.com> References: <20231211140552.973290-1-yukuai1@huaweicloud.com> Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-CM-TRANSID: cCh0CgDnNw46GHdlJ7BxDQ--.34937S4 X-Coremail-Antispam: 1UD129KBjvJXoWxAF47JryfCw48Xw1Duw48JFb_yoW5XF4fpa 43GFyDGr4Dury09wsrGFsrZa40kw18GFy3GryfZa42qrWaqrySkFykKF1xZF1UX3y8X348 XFyjkryxAr45CrJanT9S1TB71UUUUUUqnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUUvj14x267AKxVWrJVCq3wAFc2x0x2IEx4CE42xK8VAvwI8IcIk0 rVWrJVCq3wAFIxvE14AKwVWUJVWUGwA2ocxC64kIII0Yj41l84x0c7CEw4AK67xGY2AK02 1l84ACjcxK6xIIjxv20xvE14v26F1j6w1UM28EF7xvwVC0I7IYx2IY6xkF7I0E14v26rxl 6s0DM28EF7xvwVC2z280aVAFwI0_GcCE3s1l84ACjcxK6I8E87Iv6xkF7I0E14v26rxl6s 0DM2AIxVAIcxkEcVAq07x20xvEncxIr21l5I8CrVACY4xI64kE6c02F40Ex7xfMcIj6xII jxv20xvE14v26r1q6rW5McIj6I8E87Iv67AKxVW8JVWxJwAm72CE4IkC6x0Yz7v_Jr0_Gr 1lF7xvr2IYc2Ij64vIr41lF7I21c0EjII2zVCS5cI20VAGYxC7M4IIrI8v6xkF7I0E8cxa n2IY04v7MxAIw28IcxkI7VAKI48JMxC20s026xCaFVCjc4AY6r1j6r4UMI8I3I0E5I8CrV AFwI0_Jr0_Jr4lx2IqxVCjr7xvwVAFwI0_JrI_JrWlx4CE17CEb7AF67AKxVWrXVW8Jr1l IxkGc2Ij64vIr41lIxAIcVC0I7IYx2IY67AKxVW8JVW5JwCI42IY6xIIjxv20xvEc7CjxV AFwI0_Cr1j6rxdMIIF0xvE42xK8VAvwI8IcIk0rVWUCVW8JwCI42IY6I8E87Iv67AKxVW8 JVWxJwCI42IY6I8E87Iv6xkF7I0E14v26F4UJVW0obIYCTnIWIevJa73UjIFyTuYvjfUe_ MaUUUUU X-CM-SenderInfo: 51xn3trlr6x35dzhxuhorxvhhfrp/ From: Yu Kuai Avoid to access bd_inode directly, prepare to remove bd_inode from block_devcie. Signed-off-by: Yu Kuai Reviewed-by: Jan Kara --- fs/ext4/dir.c | 6 ++---- fs/ext4/ext4_jbd2.c | 6 +++--- fs/ext4/super.c | 3 +-- 3 files changed, 6 insertions(+), 9 deletions(-) diff --git a/fs/ext4/dir.c b/fs/ext4/dir.c index 3985f8c33f95..64e35eb6a324 100644 --- a/fs/ext4/dir.c +++ b/fs/ext4/dir.c @@ -191,10 +191,8 @@ static int ext4_readdir(struct file *file, struct dir_context *ctx) pgoff_t index = map.m_pblk >> (PAGE_SHIFT - inode->i_blkbits); if (!ra_has_index(&file->f_ra, index)) - page_cache_sync_readahead( - sb->s_bdev->bd_inode->i_mapping, - &file->f_ra, file, - index, 1); + bdev_sync_readahead(sb->s_bdev, &file->f_ra, + file, index, 1); file->f_ra.prev_pos = (loff_t)index << PAGE_SHIFT; bh = ext4_bread(NULL, inode, map.m_lblk, 0); if (IS_ERR(bh)) { diff --git a/fs/ext4/ext4_jbd2.c b/fs/ext4/ext4_jbd2.c index d1a2e6624401..c1bf3a00fad9 100644 --- a/fs/ext4/ext4_jbd2.c +++ b/fs/ext4/ext4_jbd2.c @@ -206,7 +206,6 @@ static void ext4_journal_abort_handle(const char *caller, unsigned int line, static void ext4_check_bdev_write_error(struct super_block *sb) { - struct address_space *mapping = sb->s_bdev->bd_inode->i_mapping; struct ext4_sb_info *sbi = EXT4_SB(sb); int err; @@ -216,9 +215,10 @@ static void ext4_check_bdev_write_error(struct super_block *sb) * we could read old data from disk and write it out again, which * may lead to on-disk filesystem inconsistency. */ - if (errseq_check(&mapping->wb_err, READ_ONCE(sbi->s_bdev_wb_err))) { + if (bdev_wb_err_check(sb->s_bdev, READ_ONCE(sbi->s_bdev_wb_err))) { spin_lock(&sbi->s_bdev_wb_lock); - err = errseq_check_and_advance(&mapping->wb_err, &sbi->s_bdev_wb_err); + err = bdev_wb_err_check_and_advance(sb->s_bdev, + &sbi->s_bdev_wb_err); spin_unlock(&sbi->s_bdev_wb_lock); if (err) ext4_error_err(sb, -err, diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 3b5e2b557488..96724cae622a 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -5544,8 +5544,7 @@ static int __ext4_fill_super(struct fs_context *fc, struct super_block *sb) * used to detect the metadata async write error. */ spin_lock_init(&sbi->s_bdev_wb_lock); - errseq_check_and_advance(&sb->s_bdev->bd_inode->i_mapping->wb_err, - &sbi->s_bdev_wb_err); + bdev_wb_err_check_and_advance(sb->s_bdev, &sbi->s_bdev_wb_err); EXT4_SB(sb)->s_mount_state |= EXT4_ORPHAN_FS; ext4_orphan_cleanup(sb, es); EXT4_SB(sb)->s_mount_state &= ~EXT4_ORPHAN_FS;