From mboxrd@z Thu Jan 1 00:00:00 1970 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9E0E1C433F5 for ; Sat, 9 Oct 2021 14:51:42 +0000 (UTC) Received: from mx0b-00069f02.pphosted.com (mx0b-00069f02.pphosted.com [205.220.177.32]) (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 15DA960F57 for ; Sat, 9 Oct 2021 14:51:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 15DA960F57 Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=valentin-vidic.from.hr Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=oss.oracle.com Received: from pps.filterd (m0246632.ppops.net [127.0.0.1]) by mx0b-00069f02.pphosted.com (8.16.1.2/8.16.1.2) with SMTP id 1998ka9M027945; Sat, 9 Oct 2021 14:51:41 GMT Received: from userp3020.oracle.com (userp3020.oracle.com [156.151.31.79]) by mx0b-00069f02.pphosted.com with ESMTP id 3bk2pt956p-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Sat, 09 Oct 2021 14:51:40 +0000 Received: from pps.filterd (userp3020.oracle.com [127.0.0.1]) by userp3020.oracle.com (8.16.1.2/8.16.1.2) with SMTP id 199EovrX040556; Sat, 9 Oct 2021 14:51:39 GMT Received: from oss.oracle.com (oss-old-reserved.oracle.com [137.254.22.2]) by userp3020.oracle.com with ESMTP id 3bk2dkr3nk-1 (version=TLSv1 cipher=AES256-SHA bits=256 verify=NO); Sat, 09 Oct 2021 14:51:39 +0000 Received: from localhost ([127.0.0.1] helo=lb-oss.oracle.com) by oss.oracle.com with esmtp (Exim 4.63) (envelope-from ) id 1mZDhK-0002Ln-Oj; Sat, 09 Oct 2021 07:51:38 -0700 Received: from aserp3030.oracle.com ([141.146.126.71]) by oss.oracle.com with esmtp (Exim 4.63) (envelope-from ) id 1mZDhI-0002Km-33 for ocfs2-devel@oss.oracle.com; Sat, 09 Oct 2021 07:51:36 -0700 Received: from pps.filterd (aserp3030.oracle.com [127.0.0.1]) by aserp3030.oracle.com (8.16.1.2/8.16.1.2) with SMTP id 199EoBXp112362 for ; Sat, 9 Oct 2021 14:51:35 GMT Received: from mx0a-00069f01.pphosted.com (mx0a-00069f01.pphosted.com [205.220.165.26]) by aserp3030.oracle.com with ESMTP id 3bk14bsskf-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Sat, 09 Oct 2021 14:51:31 +0000 Received: from pps.filterd (m0246574.ppops.net [127.0.0.1]) by mx0b-00069f01.pphosted.com (8.16.1.2/8.16.1.2) with SMTP id 1994A8ub006267 for ; Sat, 9 Oct 2021 14:51:30 GMT Received: from valentin-vidic.from.hr (valentin-vidic.from.hr [109.200.23.17]) by mx0b-00069f01.pphosted.com with ESMTP id 3bk2n6ngmb-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Sat, 09 Oct 2021 14:51:29 +0000 X-Virus-Scanned: Debian amavisd-new at valentin-vidic.from.hr Received: by valentin-vidic.from.hr (Postfix, from userid 1000) id 5DB0E72A3; Sat, 9 Oct 2021 16:51:21 +0200 (CEST) From: Valentin Vidic To: Joseph Qi , Mark Fasheh , Joel Becker , ocfs2-devel@oss.oracle.com, linux-kernel@vger.kernel.org Date: Sat, 9 Oct 2021 16:50:06 +0200 Message-Id: <20211009145006.3478-1-vvidic@valentin-vidic.from.hr> X-Mailer: git-send-email 2.20.1 In-Reply-To: References: MIME-Version: 1.0 X-Source-IP: 109.200.23.17 X-ServerName: valentin-vidic.from.hr X-Proofpoint-SPF-Result: pass X-Proofpoint-SPF-Record: v=spf1 mx -all X-Proofpoint-Virus-Version: vendor=nai engine=6300 definitions=10132 signatures=668683 X-Proofpoint-Spam-Details: rule=tap_notspam policy=tap score=0 suspectscore=0 clxscore=259 impostorscore=0 spamscore=0 malwarescore=0 phishscore=0 lowpriorityscore=0 mlxscore=0 adultscore=0 bulkscore=0 priorityscore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2109230001 definitions=main-2110090107 X-Spam: Clean Cc: Valentin Vidic Subject: [Ocfs2-devel] [PATCH v2] ocfs2: cleanup journal init and shutdown X-BeenThere: ocfs2-devel@oss.oracle.com X-Mailman-Version: 2.1.9 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: ocfs2-devel-bounces@oss.oracle.com Errors-To: ocfs2-devel-bounces@oss.oracle.com X-Proofpoint-Virus-Version: vendor=nai engine=6300 definitions=10132 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 phishscore=0 malwarescore=0 bulkscore=0 mlxlogscore=999 adultscore=0 suspectscore=0 mlxscore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2109230001 definitions=main-2110090107 X-Proofpoint-GUID: 8ne3Th2ZpTqhphgsdPClI1WaQvEcZWyf X-Proofpoint-ORIG-GUID: 8ne3Th2ZpTqhphgsdPClI1WaQvEcZWyf Allocate and free struct ocfs2_journal in ocfs2_journal_init and ocfs2_journal_shutdown. Init and release of system inodes references the journal so reorder calls to make sure they work correctly. Signed-off-by: Valentin Vidic --- v2: use osb->journal and cleanup commented up_write call fs/ocfs2/inode.c | 4 ++-- fs/ocfs2/journal.c | 26 +++++++++++++++++++++----- fs/ocfs2/journal.h | 3 +-- fs/ocfs2/super.c | 40 +++------------------------------------- 4 files changed, 27 insertions(+), 46 deletions(-) diff --git a/fs/ocfs2/inode.c b/fs/ocfs2/inode.c index bc8f32fab964..6c2411c2afcf 100644 --- a/fs/ocfs2/inode.c +++ b/fs/ocfs2/inode.c @@ -125,7 +125,6 @@ struct inode *ocfs2_iget(struct ocfs2_super *osb, u64 blkno, unsigned flags, struct inode *inode = NULL; struct super_block *sb = osb->sb; struct ocfs2_find_inode_args args; - journal_t *journal = OCFS2_SB(sb)->journal->j_journal; trace_ocfs2_iget_begin((unsigned long long)blkno, flags, sysfile_type); @@ -172,10 +171,11 @@ struct inode *ocfs2_iget(struct ocfs2_super *osb, u64 blkno, unsigned flags, * part of the transaction - the inode could have been reclaimed and * now it is reread from disk. */ - if (journal) { + if (osb->journal) { transaction_t *transaction; tid_t tid; struct ocfs2_inode_info *oi = OCFS2_I(inode); + journal_t *journal = osb->journal->j_journal; read_lock(&journal->j_state_lock); if (journal->j_running_transaction) diff --git a/fs/ocfs2/journal.c b/fs/ocfs2/journal.c index 4f15750aac5d..b9c339335a53 100644 --- a/fs/ocfs2/journal.c +++ b/fs/ocfs2/journal.c @@ -810,19 +810,34 @@ void ocfs2_set_journal_params(struct ocfs2_super *osb) write_unlock(&journal->j_state_lock); } -int ocfs2_journal_init(struct ocfs2_journal *journal, int *dirty) +int ocfs2_journal_init(struct ocfs2_super *osb, int *dirty) { int status = -1; struct inode *inode = NULL; /* the journal inode */ journal_t *j_journal = NULL; + struct ocfs2_journal *journal = NULL; struct ocfs2_dinode *di = NULL; struct buffer_head *bh = NULL; - struct ocfs2_super *osb; int inode_lock = 0; - BUG_ON(!journal); + /* initialize our journal structure */ + journal = kzalloc(sizeof(struct ocfs2_journal), GFP_KERNEL); + if (!journal) { + mlog(ML_ERROR, "unable to alloc journal\n"); + status = -ENOMEM; + goto done; + } + osb->journal = journal; + journal->j_osb = osb; - osb = journal->j_osb; + atomic_set(&journal->j_num_trans, 0); + init_rwsem(&journal->j_trans_barrier); + init_waitqueue_head(&journal->j_checkpointed); + spin_lock_init(&journal->j_lock); + journal->j_trans_id = 1UL; + INIT_LIST_HEAD(&journal->j_la_cleanups); + INIT_WORK(&journal->j_recovery_work, ocfs2_complete_recovery); + journal->j_state = OCFS2_JOURNAL_FREE; /* already have the inode for our journal */ inode = ocfs2_get_system_file_inode(osb, JOURNAL_SYSTEM_INODE, @@ -1028,9 +1043,10 @@ void ocfs2_journal_shutdown(struct ocfs2_super *osb) journal->j_state = OCFS2_JOURNAL_FREE; -// up_write(&journal->j_trans_barrier); done: iput(inode); + kfree(journal); + osb->journal = NULL; } static void ocfs2_clear_journal_error(struct super_block *sb, diff --git a/fs/ocfs2/journal.h b/fs/ocfs2/journal.h index d158acb8b38a..8dcb2f2cadbc 100644 --- a/fs/ocfs2/journal.h +++ b/fs/ocfs2/journal.h @@ -167,8 +167,7 @@ int ocfs2_compute_replay_slots(struct ocfs2_super *osb); * ocfs2_start_checkpoint - Kick the commit thread to do a checkpoint. */ void ocfs2_set_journal_params(struct ocfs2_super *osb); -int ocfs2_journal_init(struct ocfs2_journal *journal, - int *dirty); +int ocfs2_journal_init(struct ocfs2_super *osb, int *dirty); void ocfs2_journal_shutdown(struct ocfs2_super *osb); int ocfs2_journal_wipe(struct ocfs2_journal *journal, int full); diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c index 5c914ce9b3ac..1286b88b6fa1 100644 --- a/fs/ocfs2/super.c +++ b/fs/ocfs2/super.c @@ -1894,8 +1894,6 @@ static void ocfs2_dismount_volume(struct super_block *sb, int mnt_err) /* This will disable recovery and flush any recovery work. */ ocfs2_recovery_exit(osb); - ocfs2_journal_shutdown(osb); - ocfs2_sync_blockdev(sb); ocfs2_purge_refcount_trees(osb); @@ -1918,6 +1916,8 @@ static void ocfs2_dismount_volume(struct super_block *sb, int mnt_err) ocfs2_release_system_inodes(osb); + ocfs2_journal_shutdown(osb); + /* * If we're dismounting due to mount error, mount.ocfs2 will clean * up heartbeat. If we're a local mount, there is no heartbeat. @@ -2016,7 +2016,6 @@ static int ocfs2_initialize_super(struct super_block *sb, int i, cbits, bbits; struct ocfs2_dinode *di = (struct ocfs2_dinode *)bh->b_data; struct inode *inode = NULL; - struct ocfs2_journal *journal; struct ocfs2_super *osb; u64 total_blocks; @@ -2197,33 +2196,6 @@ static int ocfs2_initialize_super(struct super_block *sb, get_random_bytes(&osb->s_next_generation, sizeof(u32)); - /* FIXME - * This should be done in ocfs2_journal_init(), but unknown - * ordering issues will cause the filesystem to crash. - * If anyone wants to figure out what part of the code - * refers to osb->journal before ocfs2_journal_init() is run, - * be my guest. - */ - /* initialize our journal structure */ - - journal = kzalloc(sizeof(struct ocfs2_journal), GFP_KERNEL); - if (!journal) { - mlog(ML_ERROR, "unable to alloc journal\n"); - status = -ENOMEM; - goto bail; - } - osb->journal = journal; - journal->j_osb = osb; - - atomic_set(&journal->j_num_trans, 0); - init_rwsem(&journal->j_trans_barrier); - init_waitqueue_head(&journal->j_checkpointed); - spin_lock_init(&journal->j_lock); - journal->j_trans_id = (unsigned long) 1; - INIT_LIST_HEAD(&journal->j_la_cleanups); - INIT_WORK(&journal->j_recovery_work, ocfs2_complete_recovery); - journal->j_state = OCFS2_JOURNAL_FREE; - INIT_WORK(&osb->dquot_drop_work, ocfs2_drop_dquot_refs); init_llist_head(&osb->dquot_drop_list); @@ -2404,7 +2376,7 @@ static int ocfs2_check_volume(struct ocfs2_super *osb) * ourselves. */ /* Init our journal object. */ - status = ocfs2_journal_init(osb->journal, &dirty); + status = ocfs2_journal_init(osb, &dirty); if (status < 0) { mlog(ML_ERROR, "Could not initialize journal!\n"); goto finally; @@ -2513,12 +2485,6 @@ static void ocfs2_delete_osb(struct ocfs2_super *osb) kfree(osb->osb_orphan_wipes); kfree(osb->slot_recovery_generations); - /* FIXME - * This belongs in journal shutdown, but because we have to - * allocate osb->journal at the start of ocfs2_initialize_osb(), - * we free it here. - */ - kfree(osb->journal); kfree(osb->local_alloc_copy); kfree(osb->uuid_str); kfree(osb->vol_label); -- 2.30.2 _______________________________________________ Ocfs2-devel mailing list Ocfs2-devel@oss.oracle.com https://oss.oracle.com/mailman/listinfo/ocfs2-devel