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From: Dmitry Monakhov <dmonakhov@openvz.org>
To: linux-fsdevel@vger.kernel.org
Cc: jack@suse.cz, hch@infradead.org, Dmitry Monakhov <dmonakhov@openvz.org>
Subject: [PATCH 10/12] ext4: add error handling for dquot_initialize
Date: Wed, 19 May 2010 10:02:06 +0400	[thread overview]
Message-ID: <1274248928-5113-11-git-send-email-dmonakhov@openvz.org> (raw)
In-Reply-To: <1274248928-5113-10-git-send-email-dmonakhov@openvz.org>


Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
---
 fs/ext4/ialloc.c |    5 +++-
 fs/ext4/inode.c  |   18 +++++++++++++---
 fs/ext4/namei.c  |   55 ++++++++++++++++++++++++++++++++++++++++-------------
 fs/ext4/super.c  |    9 +++++++-
 4 files changed, 67 insertions(+), 20 deletions(-)

diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index 57f6eef..83265e4 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -1029,7 +1029,10 @@ got:
 	ei->i_extra_isize = EXT4_SB(sb)->s_want_extra_isize;
 
 	ret = inode;
-	dquot_initialize(inode);
+	err = dquot_initialize(inode);
+	if(err)
+		goto fail_drop;
+
 	err = dquot_alloc_inode(inode);
 	if (err)
 		goto fail_drop;
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 3e0f6af..10800e9 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -172,8 +172,15 @@ void ext4_delete_inode(struct inode *inode)
 	handle_t *handle;
 	int err;
 
-	if (!is_bad_inode(inode))
-		dquot_initialize(inode);
+	if (!is_bad_inode(inode)) {
+		int ret = dquot_initialize(inode);
+		if (ret)
+			ext4_error(inode->i_sb, "Fail to init_quota "
+				"for inode %lu, uid %d, gid:%d, error%d, thus "
+				"quota information is probably inconsistent,  "
+				"Please run quotacheck(8)", inode->i_ino,
+				inode->i_uid, inode->i_gid, ret);
+	}
 
 	if (ext4_should_order_data(inode))
 		ext4_begin_ordered_truncate(inode, 0);
@@ -5425,8 +5432,11 @@ int ext4_setattr(struct dentry *dentry, struct iattr *attr)
 	if (error)
 		return error;
 
-	if (is_quota_modification(inode, attr))
-		dquot_initialize(inode);
+	if (is_quota_modification(inode, attr)) {
+		error = dquot_initialize(inode);
+		if (error)
+			return error;
+	}
 	if ((ia_valid & ATTR_UID && attr->ia_uid != inode->i_uid) ||
 		(ia_valid & ATTR_GID && attr->ia_gid != inode->i_gid)) {
 		handle_t *handle;
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 0c070fa..7832549 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -1759,8 +1759,9 @@ static int ext4_create(struct inode *dir, struct dentry *dentry, int mode,
 	struct inode *inode;
 	int err, retries = 0;
 
-	dquot_initialize(dir);
-
+	err = dquot_initialize(dir);
+	if (err)
+		return err;
 retry:
 	handle = ext4_journal_start(dir, EXT4_DATA_TRANS_BLOCKS(dir->i_sb) +
 					EXT4_INDEX_EXTRA_TRANS_BLOCKS + 3 +
@@ -1795,7 +1796,9 @@ static int ext4_mknod(struct inode *dir, struct dentry *dentry,
 	if (!new_valid_dev(rdev))
 		return -EINVAL;
 
-	dquot_initialize(dir);
+	err = dquot_initialize(dir);
+	if (err)
+		return err;
 
 retry:
 	handle = ext4_journal_start(dir, EXT4_DATA_TRANS_BLOCKS(dir->i_sb) +
@@ -1834,7 +1837,9 @@ static int ext4_mkdir(struct inode *dir, struct dentry *dentry, int mode)
 	if (EXT4_DIR_LINK_MAX(dir))
 		return -EMLINK;
 
-	dquot_initialize(dir);
+	err = dquot_initialize(dir);
+	if (err)
+		return err;
 
 retry:
 	handle = ext4_journal_start(dir, EXT4_DATA_TRANS_BLOCKS(dir->i_sb) +
@@ -2143,8 +2148,13 @@ static int ext4_rmdir(struct inode *dir, struct dentry *dentry)
 
 	/* Initialize quotas before so that eventual writes go in
 	 * separate transaction */
-	dquot_initialize(dir);
-	dquot_initialize(dentry->d_inode);
+	retval = dquot_initialize(dir);
+	if (retval)
+		return retval;
+
+	retval = dquot_initialize(dentry->d_inode);
+	if (retval)
+		return retval;
 
 	handle = ext4_journal_start(dir, EXT4_DELETE_TRANS_BLOCKS(dir->i_sb));
 	if (IS_ERR(handle))
@@ -2204,8 +2214,13 @@ static int ext4_unlink(struct inode *dir, struct dentry *dentry)
 
 	/* Initialize quotas before so that eventual writes go
 	 * in separate transaction */
-	dquot_initialize(dir);
-	dquot_initialize(dentry->d_inode);
+	retval = dquot_initialize(dir);
+	if (retval)
+		return retval;
+
+	retval = dquot_initialize(dentry->d_inode);
+	if (retval)
+		return retval;
 
 	handle = ext4_journal_start(dir, EXT4_DELETE_TRANS_BLOCKS(dir->i_sb));
 	if (IS_ERR(handle))
@@ -2261,7 +2276,9 @@ static int ext4_symlink(struct inode *dir,
 	if (l > dir->i_sb->s_blocksize)
 		return -ENAMETOOLONG;
 
-	dquot_initialize(dir);
+	err = dquot_initialize(dir);
+	if (err)
+		return err;
 
 retry:
 	handle = ext4_journal_start(dir, EXT4_DATA_TRANS_BLOCKS(dir->i_sb) +
@@ -2321,7 +2338,9 @@ static int ext4_link(struct dentry *old_dentry,
 	if (inode->i_nlink >= EXT4_LINK_MAX)
 		return -EMLINK;
 
-	dquot_initialize(dir);
+	err = dquot_initialize(dir);
+	if (err)
+		return err;
 
 	/*
 	 * Return -ENOENT if we've raced with unlink and i_nlink is 0.  Doing
@@ -2373,15 +2392,23 @@ static int ext4_rename(struct inode *old_dir, struct dentry *old_dentry,
 	struct ext4_dir_entry_2 *old_de, *new_de;
 	int retval, force_da_alloc = 0;
 
-	dquot_initialize(old_dir);
-	dquot_initialize(new_dir);
+	retval = dquot_initialize(old_dir);
+	if (retval)
+		return retval;
+
+	retval = dquot_initialize(new_dir);
+	if (retval)
+		return retval;
 
 	old_bh = new_bh = dir_bh = NULL;
 
 	/* Initialize quotas before so that eventual writes go
 	 * in separate transaction */
-	if (new_dentry->d_inode)
-		dquot_initialize(new_dentry->d_inode);
+	if (new_dentry->d_inode) {
+		retval = dquot_initialize(new_dentry->d_inode);
+		if (retval)
+			return retval;
+	}
 	handle = ext4_journal_start(old_dir, 2 *
 					EXT4_DATA_TRANS_BLOCKS(old_dir->i_sb) +
 					EXT4_INDEX_EXTRA_TRANS_BLOCKS + 2);
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index a794707..d3a1920 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -2022,7 +2022,14 @@ static int ext4_orphan_cleanup(struct super_block *sb,
 		}
 
 		list_add(&EXT4_I(inode)->i_orphan, &EXT4_SB(sb)->s_orphan);
-		dquot_initialize(inode);
+		ret = dquot_initialize(inode);
+		if (ret) {
+			ext4_msg(sb, KERN_ERR, "Can not initialize quota for "
+				"inode:%lu error %d",
+				inode->i_ino, ret);
+			if (!test_opt (sb, ERRORS_CONT))
+				goto out;
+		}
 		if (inode->i_nlink) {
 			ext4_msg(sb, KERN_DEBUG,
 				"%s: truncating inode %lu to %lld bytes",
-- 
1.6.6.1


  reply	other threads:[~2010-05-19  6:02 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-05-19  6:01 [PATCH 00/12] quota: Redesign IO error handling interface V2 Dmitry Monakhov
2010-05-19  6:01 ` [PATCH 01/12] quota: Add proper error handling on quota initialization Dmitry Monakhov
2010-05-19  6:01   ` [PATCH 02/12] quota: Check what quota is properly initialized for inode before charge Dmitry Monakhov
2010-05-19  6:01     ` [PATCH 03/12] ext3: handle errors in orphan_cleanup Dmitry Monakhov
2010-05-19  6:02       ` [PATCH 04/12] ext4: " Dmitry Monakhov
2010-05-19  6:02         ` [PATCH 05/12] ufs: add error handling for dquot_initialize Dmitry Monakhov
2010-05-19  6:02           ` [PATCH 06/12] udf: " Dmitry Monakhov
2010-05-19  6:02             ` [PATCH 07/12] reiserfs: " Dmitry Monakhov
2010-05-19  6:02               ` [PATCH 08/12] ocfs2: " Dmitry Monakhov
2010-05-19  6:02                 ` [PATCH 09/12] jfs: " Dmitry Monakhov
2010-05-19  6:02                   ` Dmitry Monakhov [this message]
2010-05-19  6:02                     ` [PATCH 11/12] ext3: " Dmitry Monakhov
2010-05-19  6:02                       ` [PATCH 12/12] ext2: " Dmitry Monakhov
2010-05-20 17:30                         ` Jan Kara
2010-05-20 17:32                       ` [PATCH 11/12] ext3: " Jan Kara
2010-05-20 17:34             ` [PATCH 06/12] udf: " Jan Kara
2010-05-20 17:33           ` [PATCH 05/12] ufs: " Jan Kara
2010-05-20 17:35       ` [PATCH 03/12] ext3: handle errors in orphan_cleanup Jan Kara
2010-05-20 18:13     ` [PATCH 02/12] quota: Check what quota is properly initialized for inode before charge Jan Kara
2010-05-20 18:05   ` [PATCH 01/12] quota: Add proper error handling on quota initialization Jan Kara

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