| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-ID: <20230705190309.579783-39-jlayton@kernel.org>
Date: Wed, 5 Jul 2023 15:01:06 -0400
From: Jeff Layton <jlayton@...nel.org>
To: Christian Brauner <brauner@...nel.org>, Jan Kara <jack@...e.com>
Cc: Al Viro <viro@...iv.linux.org.uk>, Jan Kara <jack@...e.cz>,
linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-ext4@...r.kernel.org
Subject: [PATCH v2 41/92] ext2: convert to ctime accessor functions
In later patches, we're going to change how the inode's ctime field is
used. Switch to using accessor functions instead of raw accesses of
inode->i_ctime.
Signed-off-by: Jeff Layton <jlayton@...nel.org>
---
fs/ext2/acl.c | 2 +-
fs/ext2/dir.c | 6 +++---
fs/ext2/ialloc.c | 2 +-
fs/ext2/inode.c | 10 +++++-----
fs/ext2/ioctl.c | 4 ++--
fs/ext2/namei.c | 8 ++++----
fs/ext2/super.c | 2 +-
fs/ext2/xattr.c | 2 +-
8 files changed, 18 insertions(+), 18 deletions(-)
diff --git a/fs/ext2/acl.c b/fs/ext2/acl.c
index 82b17d7fc93f..7e54c31589c7 100644
--- a/fs/ext2/acl.c
+++ b/fs/ext2/acl.c
@@ -237,7 +237,7 @@ ext2_set_acl(struct mnt_idmap *idmap, struct dentry *dentry,
error = __ext2_set_acl(inode, acl, type);
if (!error && update_mode) {
inode->i_mode = mode;
- inode->i_ctime = current_time(inode);
+ inode_set_ctime_current(inode);
mark_inode_dirty(inode);
}
return error;
diff --git a/fs/ext2/dir.c b/fs/ext2/dir.c
index 42db804794bd..b335f17f682f 100644
--- a/fs/ext2/dir.c
+++ b/fs/ext2/dir.c
@@ -468,7 +468,7 @@ int ext2_set_link(struct inode *dir, struct ext2_dir_entry_2 *de,
ext2_set_de_type(de, inode);
ext2_commit_chunk(page, pos, len);
if (update_times)
- dir->i_mtime = dir->i_ctime = current_time(dir);
+ dir->i_mtime = inode_set_ctime_current(dir);
EXT2_I(dir)->i_flags &= ~EXT2_BTREE_FL;
mark_inode_dirty(dir);
return ext2_handle_dirsync(dir);
@@ -555,7 +555,7 @@ int ext2_add_link (struct dentry *dentry, struct inode *inode)
de->inode = cpu_to_le32(inode->i_ino);
ext2_set_de_type (de, inode);
ext2_commit_chunk(page, pos, rec_len);
- dir->i_mtime = dir->i_ctime = current_time(dir);
+ dir->i_mtime = inode_set_ctime_current(dir);
EXT2_I(dir)->i_flags &= ~EXT2_BTREE_FL;
mark_inode_dirty(dir);
err = ext2_handle_dirsync(dir);
@@ -606,7 +606,7 @@ int ext2_delete_entry(struct ext2_dir_entry_2 *dir, struct page *page)
pde->rec_len = ext2_rec_len_to_disk(to - from);
dir->inode = 0;
ext2_commit_chunk(page, pos, to - from);
- inode->i_ctime = inode->i_mtime = current_time(inode);
+ inode->i_mtime = inode_set_ctime_current(inode);
EXT2_I(inode)->i_flags &= ~EXT2_BTREE_FL;
mark_inode_dirty(inode);
return ext2_handle_dirsync(inode);
diff --git a/fs/ext2/ialloc.c b/fs/ext2/ialloc.c
index 34cd5dc1da23..c24d0de95a83 100644
--- a/fs/ext2/ialloc.c
+++ b/fs/ext2/ialloc.c
@@ -546,7 +546,7 @@ struct inode *ext2_new_inode(struct inode *dir, umode_t mode,
inode->i_ino = ino;
inode->i_blocks = 0;
- inode->i_mtime = inode->i_atime = inode->i_ctime = current_time(inode);
+ inode->i_mtime = inode->i_atime = inode_set_ctime_current(inode);
memset(ei->i_data, 0, sizeof(ei->i_data));
ei->i_flags =
ext2_mask_flags(mode, EXT2_I(dir)->i_flags & EXT2_FL_INHERITED);
diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c
index 75983215c7a1..1259995977d2 100644
--- a/fs/ext2/inode.c
+++ b/fs/ext2/inode.c
@@ -595,7 +595,7 @@ static void ext2_splice_branch(struct inode *inode,
if (where->bh)
mark_buffer_dirty_inode(where->bh, inode);
- inode->i_ctime = current_time(inode);
+ inode_set_ctime_current(inode);
mark_inode_dirty(inode);
}
@@ -1287,7 +1287,7 @@ static int ext2_setsize(struct inode *inode, loff_t newsize)
__ext2_truncate_blocks(inode, newsize);
filemap_invalidate_unlock(inode->i_mapping);
- inode->i_mtime = inode->i_ctime = current_time(inode);
+ inode->i_mtime = inode_set_ctime_current(inode);
if (inode_needs_sync(inode)) {
sync_mapping_buffers(inode->i_mapping);
sync_inode_metadata(inode, 1);
@@ -1409,9 +1409,9 @@ struct inode *ext2_iget (struct super_block *sb, unsigned long ino)
set_nlink(inode, le16_to_cpu(raw_inode->i_links_count));
inode->i_size = le32_to_cpu(raw_inode->i_size);
inode->i_atime.tv_sec = (signed)le32_to_cpu(raw_inode->i_atime);
- inode->i_ctime.tv_sec = (signed)le32_to_cpu(raw_inode->i_ctime);
+ inode_set_ctime(inode, (signed)le32_to_cpu(raw_inode->i_ctime), 0);
inode->i_mtime.tv_sec = (signed)le32_to_cpu(raw_inode->i_mtime);
- inode->i_atime.tv_nsec = inode->i_mtime.tv_nsec = inode->i_ctime.tv_nsec = 0;
+ inode->i_atime.tv_nsec = inode->i_mtime.tv_nsec = 0;
ei->i_dtime = le32_to_cpu(raw_inode->i_dtime);
/* We now have enough fields to check if the inode was active or not.
* This is needed because nfsd might try to access dead inodes
@@ -1541,7 +1541,7 @@ static int __ext2_write_inode(struct inode *inode, int do_sync)
raw_inode->i_links_count = cpu_to_le16(inode->i_nlink);
raw_inode->i_size = cpu_to_le32(inode->i_size);
raw_inode->i_atime = cpu_to_le32(inode->i_atime.tv_sec);
- raw_inode->i_ctime = cpu_to_le32(inode->i_ctime.tv_sec);
+ raw_inode->i_ctime = cpu_to_le32(inode_get_ctime(inode).tv_sec);
raw_inode->i_mtime = cpu_to_le32(inode->i_mtime.tv_sec);
raw_inode->i_blocks = cpu_to_le32(inode->i_blocks);
diff --git a/fs/ext2/ioctl.c b/fs/ext2/ioctl.c
index cc87d413eb43..44e04484e570 100644
--- a/fs/ext2/ioctl.c
+++ b/fs/ext2/ioctl.c
@@ -44,7 +44,7 @@ int ext2_fileattr_set(struct mnt_idmap *idmap,
(fa->flags & EXT2_FL_USER_MODIFIABLE);
ext2_set_inode_flags(inode);
- inode->i_ctime = current_time(inode);
+ inode_set_ctime_current(inode);
mark_inode_dirty(inode);
return 0;
@@ -77,7 +77,7 @@ long ext2_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
}
inode_lock(inode);
- inode->i_ctime = current_time(inode);
+ inode_set_ctime_current(inode);
inode->i_generation = generation;
inode_unlock(inode);
diff --git a/fs/ext2/namei.c b/fs/ext2/namei.c
index 937dd8f60f96..059517068adc 100644
--- a/fs/ext2/namei.c
+++ b/fs/ext2/namei.c
@@ -211,7 +211,7 @@ static int ext2_link (struct dentry * old_dentry, struct inode * dir,
if (err)
return err;
- inode->i_ctime = current_time(inode);
+ inode_set_ctime_current(inode);
inode_inc_link_count(inode);
ihold(inode);
@@ -291,7 +291,7 @@ static int ext2_unlink(struct inode *dir, struct dentry *dentry)
if (err)
goto out;
- inode->i_ctime = dir->i_ctime;
+ inode_set_ctime_to_ts(inode, inode_get_ctime(dir));
inode_dec_link_count(inode);
err = 0;
out:
@@ -367,7 +367,7 @@ static int ext2_rename (struct mnt_idmap * idmap,
ext2_put_page(new_page, new_de);
if (err)
goto out_dir;
- new_inode->i_ctime = current_time(new_inode);
+ inode_set_ctime_current(new_inode);
if (dir_de)
drop_nlink(new_inode);
inode_dec_link_count(new_inode);
@@ -383,7 +383,7 @@ static int ext2_rename (struct mnt_idmap * idmap,
* Like most other Unix systems, set the ctime for inodes on a
* rename.
*/
- old_inode->i_ctime = current_time(old_inode);
+ inode_set_ctime_current(old_inode);
mark_inode_dirty(old_inode);
err = ext2_delete_entry(old_de, old_page);
diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index 2959afc7541c..aaf3e3e88cb2 100644
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -1572,7 +1572,7 @@ static ssize_t ext2_quota_write(struct super_block *sb, int type,
if (inode->i_size < off+len-towrite)
i_size_write(inode, off+len-towrite);
inode_inc_iversion(inode);
- inode->i_mtime = inode->i_ctime = current_time(inode);
+ inode->i_mtime = inode_set_ctime_current(inode);
mark_inode_dirty(inode);
return len - towrite;
}
diff --git a/fs/ext2/xattr.c b/fs/ext2/xattr.c
index 8906ba479aaf..1c9187188d68 100644
--- a/fs/ext2/xattr.c
+++ b/fs/ext2/xattr.c
@@ -773,7 +773,7 @@ ext2_xattr_set2(struct inode *inode, struct buffer_head *old_bh,
/* Update the inode. */
EXT2_I(inode)->i_file_acl = new_bh ? new_bh->b_blocknr : 0;
- inode->i_ctime = current_time(inode);
+ inode_set_ctime_current(inode);
if (IS_SYNC(inode)) {
error = sync_inode_metadata(inode, 1);
/* In case sync failed due to ENOSPC the inode was actually
--
2.41.0
Powered by blists - more mailing lists