[PATCH 34/87] fs/ext4: convert to new inode {a,m}time accessors

Jeff Layton
2023-09-28T11:06:44Z

fs/ext4/ext4.h | 20 +++++++++++++++-----
fs/ext4/extents.c | 11 ++++++-----
fs/ext4/ialloc.c | 4 ++--
fs/ext4/inline.c | 4 ++--
fs/ext4/inode.c | 19 ++++++++++---------
fs/ext4/ioctl.c | 13 +++++++++++--
fs/ext4/namei.c | 10 +++++-----
fs/ext4/super.c | 2 +-
fs/ext4/xattr.c | 6 +++---
9 files changed, 55 insertions(+), 34 deletions(-)

diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 9418359b1d9d..df58577ecc3a 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -891,10 +891,13 @@ do { \
(raw_inode)->xtime = cpu_to_le32(clamp_t(int32_t, (ts).tv_sec, S32_MIN, S32_MAX)); \
} while (0)

-#define EXT4_INODE_SET_XTIME(xtime, inode, raw_inode) \
- EXT4_INODE_SET_XTIME_VAL(xtime, inode, raw_inode, (inode)->xtime)
+#define EXT4_INODE_SET_ATIME(inode, raw_inode) \
+ EXT4_INODE_SET_XTIME_VAL(i_atime, inode, raw_inode, inode_get_atime(inode))

-#define EXT4_INODE_SET_CTIME(inode, raw_inode) \
+#define EXT4_INODE_SET_MTIME(inode, raw_inode) \
+ EXT4_INODE_SET_XTIME_VAL(i_mtime, inode, raw_inode, inode_get_mtime(inode))
+
+#define EXT4_INODE_SET_CTIME(inode, raw_inode) \
EXT4_INODE_SET_XTIME_VAL(i_ctime, inode, raw_inode, inode_get_ctime(inode))

#define EXT4_EINODE_SET_XTIME(xtime, einode, raw_inode) \
@@ -910,9 +913,16 @@ do { \
.tv_sec = (signed)le32_to_cpu((raw_inode)->xtime) \
})

-#define EXT4_INODE_GET_XTIME(xtime, inode, raw_inode) \
+#define EXT4_INODE_GET_ATIME(inode, raw_inode) \
+do { \
+ inode_set_atime_to_ts(inode, \
+ EXT4_INODE_GET_XTIME_VAL(i_atime, inode, raw_inode)); \
+} while (0)
+
+#define EXT4_INODE_GET_MTIME(inode, raw_inode) \
do { \
- (inode)->xtime = EXT4_INODE_GET_XTIME_VAL(xtime, inode, raw_inode); \
+ inode_set_mtime_to_ts(inode, \
+ EXT4_INODE_GET_XTIME_VAL(i_mtime, inode, raw_inode)); \
} while (0)

#define EXT4_INODE_GET_CTIME(inode, raw_inode) \
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 202c76996b62..4c4176ee1749 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -4481,7 +4481,8 @@ static int ext4_alloc_file_blocks(struct file *file, ext4_lblk_t offset,
if (epos > new_size)
epos = new_size;
if (ext4_update_inode_size(inode, epos) & 0x1)
- inode->i_mtime = inode_get_ctime(inode);
+ inode_set_mtime_to_ts(inode,
+ inode_get_ctime(inode));
}
ret2 = ext4_mark_inode_dirty(handle, inode);
ext4_update_inode_fsync_trans(handle, inode, 1);
@@ -4617,7 +4618,7 @@ static long ext4_zero_range(struct file *file, loff_t offset,

/* Now release the pages and zero block aligned part of pages */
truncate_pagecache_range(inode, start, end - 1);
- inode->i_mtime = inode_set_ctime_current(inode);
+ inode_set_mtime_to_ts(inode, inode_set_ctime_current(inode));

ret = ext4_alloc_file_blocks(file, lblk, max_blocks, new_size,
flags);
@@ -4642,7 +4643,7 @@ static long ext4_zero_range(struct file *file, loff_t offset,
goto out_mutex;
}

- inode->i_mtime = inode_set_ctime_current(inode);
+ inode_set_mtime_to_ts(inode, inode_set_ctime_current(inode));
if (new_size)
ext4_update_inode_size(inode, new_size);
ret = ext4_mark_inode_dirty(handle, inode);
@@ -5378,7 +5379,7 @@ static int ext4_collapse_range(struct file *file, loff_t offset, loff_t len)
up_write(&EXT4_I(inode)->i_data_sem);
if (IS_SYNC(inode))
ext4_handle_sync(handle);
- inode->i_mtime = inode_set_ctime_current(inode);
+ inode_set_mtime_to_ts(inode, inode_set_ctime_current(inode));
ret = ext4_mark_inode_dirty(handle, inode);
ext4_update_inode_fsync_trans(handle, inode, 1);

@@ -5488,7 +5489,7 @@ static int ext4_insert_range(struct file *file, loff_t offset, loff_t len)
/* Expand file to avoid data loss if there is error while shifting */
inode->i_size += len;
EXT4_I(inode)->i_disksize += len;
- inode->i_mtime = inode_set_ctime_current(inode);
+ inode_set_mtime_to_ts(inode, inode_set_ctime_current(inode));
ret = ext4_mark_inode_dirty(handle, inode);
if (ret)
goto out_stop;
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index b65058d972f9..e9bbb1da2d0a 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -1250,8 +1250,8 @@ struct inode *__ext4_new_inode(struct mnt_idmap *idmap,
inode->i_ino = ino + group * EXT4_INODES_PER_GROUP(sb);
/* This is the optimal IO size (for stat), not the fs block size */
inode->i_blocks = 0;
- inode->i_mtime = inode->i_atime = inode_set_ctime_current(inode);
- ei->i_crtime = inode->i_mtime;
+ simple_inode_init_ts(inode);
+ ei->i_crtime = inode_get_mtime(inode);

memset(ei->i_data, 0, sizeof(ei->i_data));
ei->i_dir_start_lookup = 0;
diff --git a/fs/ext4/inline.c b/fs/ext4/inline.c
index 012d9259ff53..9a84a5f9fef4 100644
--- a/fs/ext4/inline.c
+++ b/fs/ext4/inline.c
@@ -1037,7 +1037,7 @@ static int ext4_add_dirent_to_inline(handle_t *handle,
* happen is that the times are slightly out of date
* and/or different from the directory change time.
*/
- dir->i_mtime = inode_set_ctime_current(dir);
+ inode_set_mtime_to_ts(dir, inode_set_ctime_current(dir));
ext4_update_dx_flag(dir);
inode_inc_iversion(dir);
return 1;
@@ -1991,7 +1991,7 @@ int ext4_inline_data_truncate(struct inode *inode, int *has_inline)
ext4_orphan_del(handle, inode);

if (err == 0) {
- inode->i_mtime = inode_set_ctime_current(inode);
+ inode_set_mtime_to_ts(inode, inode_set_ctime_current(inode));
err = ext4_mark_inode_dirty(handle, inode);
if (IS_SYNC(inode))
ext4_handle_sync(handle);
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 4ce35f1c8b0a..08cb5c0e0d51 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -4020,7 +4020,7 @@ int ext4_punch_hole(struct file *file, loff_t offset, loff_t length)
if (IS_SYNC(inode))
ext4_handle_sync(handle);

- inode->i_mtime = inode_set_ctime_current(inode);
+ inode_set_mtime_to_ts(inode, inode_set_ctime_current(inode));
ret2 = ext4_mark_inode_dirty(handle, inode);
if (unlikely(ret2))
ret = ret2;
@@ -4180,7 +4180,7 @@ int ext4_truncate(struct inode *inode)
if (inode->i_nlink)
ext4_orphan_del(handle, inode);

- inode->i_mtime = inode_set_ctime_current(inode);
+ inode_set_mtime_to_ts(inode, inode_set_ctime_current(inode));
err2 = ext4_mark_inode_dirty(handle, inode);
if (unlikely(err2 && !err))
err = err2;
@@ -4284,8 +4284,8 @@ static int ext4_fill_raw_inode(struct inode *inode, struct ext4_inode *raw_inode
raw_inode->i_links_count = cpu_to_le16(inode->i_nlink);

EXT4_INODE_SET_CTIME(inode, raw_inode);
- EXT4_INODE_SET_XTIME(i_mtime, inode, raw_inode);
- EXT4_INODE_SET_XTIME(i_atime, inode, raw_inode);
+ EXT4_INODE_SET_MTIME(inode, raw_inode);
+ EXT4_INODE_SET_ATIME(inode, raw_inode);
EXT4_EINODE_SET_XTIME(i_crtime, ei, raw_inode);

raw_inode->i_dtime = cpu_to_le32(ei->i_dtime);
@@ -4893,8 +4893,8 @@ struct inode *__ext4_iget(struct super_block *sb, unsigned long ino,
}

EXT4_INODE_GET_CTIME(inode, raw_inode);
- EXT4_INODE_GET_XTIME(i_mtime, inode, raw_inode);
- EXT4_INODE_GET_XTIME(i_atime, inode, raw_inode);
+ EXT4_INODE_GET_ATIME(inode, raw_inode);
+ EXT4_INODE_GET_MTIME(inode, raw_inode);
EXT4_EINODE_GET_XTIME(i_crtime, ei, raw_inode);

if (likely(!test_opt2(inode->i_sb, HURD_COMPAT))) {
@@ -5019,8 +5019,8 @@ static void __ext4_update_other_inode_time(struct super_block *sb,

spin_lock(&ei->i_raw_lock);
EXT4_INODE_SET_CTIME(inode, raw_inode);
- EXT4_INODE_SET_XTIME(i_mtime, inode, raw_inode);
- EXT4_INODE_SET_XTIME(i_atime, inode, raw_inode);
+ EXT4_INODE_SET_MTIME(inode, raw_inode);
+ EXT4_INODE_SET_ATIME(inode, raw_inode);
ext4_inode_csum_set(inode, raw_inode, ei);
spin_unlock(&ei->i_raw_lock);
trace_ext4_other_inode_update_time(inode, orig_ino);
@@ -5413,7 +5413,8 @@ int ext4_setattr(struct mnt_idmap *idmap, struct dentry *dentry,
* update c/mtime in shrink case below
*/
if (!shrink)
- inode->i_mtime = inode_set_ctime_current(inode);
+ inode_set_mtime_to_ts(inode,
+ inode_set_ctime_current(inode));

if (shrink)
ext4_fc_track_range(handle, inode,
diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c
index 0bfe2ce589e2..4f931f80cb34 100644
--- a/fs/ext4/ioctl.c
+++ b/fs/ext4/ioctl.c
@@ -312,13 +312,22 @@ static void swap_inode_data(struct inode *inode1, struct inode *inode2)
struct ext4_inode_info *ei1;
struct ext4_inode_info *ei2;
unsigned long tmp;
+ struct timespec64 ts1, ts2;

ei1 = EXT4_I(inode1);
ei2 = EXT4_I(inode2);

swap(inode1->i_version, inode2->i_version);
- swap(inode1->i_atime, inode2->i_atime);
- swap(inode1->i_mtime, inode2->i_mtime);
+
+ ts1 = inode_get_atime(inode1);
+ ts2 = inode_get_atime(inode2);
+ inode_set_atime_to_ts(inode1, ts2);
+ inode_set_atime_to_ts(inode2, ts1);
+
+ ts1 = inode_get_mtime(inode1);
+ ts2 = inode_get_mtime(inode2);
+ inode_set_mtime_to_ts(inode1, ts2);
+ inode_set_mtime_to_ts(inode2, ts1);

memswap(ei1->i_data, ei2->i_data, sizeof(ei1->i_data));
tmp = ei1->i_flags & EXT4_FL_SHOULD_SWAP;
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index bbda587f76b8..057d74467293 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -2207,7 +2207,7 @@ static int add_dirent_to_buf(handle_t *handle, struct ext4_filename *fname,
* happen is that the times are slightly out of date
* and/or different from the directory change time.
*/
- dir->i_mtime = inode_set_ctime_current(dir);
+ inode_set_mtime_to_ts(dir, inode_set_ctime_current(dir));
ext4_update_dx_flag(dir);
inode_inc_iversion(dir);
err2 = ext4_mark_inode_dirty(handle, dir);
@@ -3202,7 +3202,7 @@ static int ext4_rmdir(struct inode *dir, struct dentry *dentry)
* recovery. */
inode->i_size = 0;
ext4_orphan_add(handle, inode);
- dir->i_mtime = inode_set_ctime_current(dir);
+ inode_set_mtime_to_ts(dir, inode_set_ctime_current(dir));
inode_set_ctime_current(inode);
retval = ext4_mark_inode_dirty(handle, inode);
if (retval)
@@ -3277,7 +3277,7 @@ int __ext4_unlink(struct inode *dir, const struct qstr *d_name,
retval = ext4_delete_entry(handle, dir, de, bh);
if (retval)
goto out_handle;
- dir->i_mtime = inode_set_ctime_current(dir);
+ inode_set_mtime_to_ts(dir, inode_set_ctime_current(dir));
ext4_update_dx_flag(dir);
retval = ext4_mark_inode_dirty(handle, dir);
if (retval)
@@ -3648,7 +3648,7 @@ static int ext4_setent(handle_t *handle, struct ext4_renament *ent,
if (ext4_has_feature_filetype(ent->dir->i_sb))
ent->de->file_type = file_type;
inode_inc_iversion(ent->dir);
- ent->dir->i_mtime = inode_set_ctime_current(ent->dir);
+ inode_set_mtime_to_ts(ent->dir, inode_set_ctime_current(ent->dir));
retval = ext4_mark_inode_dirty(handle, ent->dir);
BUFFER_TRACE(ent->bh, "call ext4_handle_dirty_metadata");
if (!ent->inlined) {
@@ -3963,7 +3963,7 @@ static int ext4_rename(struct mnt_idmap *idmap, struct inode *old_dir,
ext4_dec_count(new.inode);
inode_set_ctime_current(new.inode);
}
- old.dir->i_mtime = inode_set_ctime_current(old.dir);
+ inode_set_mtime_to_ts(old.dir, inode_set_ctime_current(old.dir));
ext4_update_dx_flag(old.dir);
if (old.dir_bh) {
retval = ext4_rename_dir_finish(handle, &old, new.dir->i_ino);
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index dbebd8b3127e..c642adf54599 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -7127,7 +7127,7 @@ static int ext4_quota_off(struct super_block *sb, int type)
}
EXT4_I(inode)->i_flags &= ~(EXT4_NOATIME_FL | EXT4_IMMUTABLE_FL);
inode_set_flags(inode, 0, S_NOATIME | S_IMMUTABLE);
- inode->i_mtime = inode_set_ctime_current(inode);
+ inode_set_mtime_to_ts(inode, inode_set_ctime_current(inode));
err = ext4_mark_inode_dirty(handle, inode);
ext4_journal_stop(handle);
out_unlock:
diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
index 92ba28cebac6..7980348915e3 100644
--- a/fs/ext4/xattr.c
+++ b/fs/ext4/xattr.c
@@ -368,12 +368,12 @@ static void ext4_xattr_inode_set_ref(struct inode *ea_inode, u64 ref_count)

static u32 ext4_xattr_inode_get_hash(struct inode *ea_inode)
{
- return (u32)ea_inode->i_atime.tv_sec;
+ return (u32) inode_get_atime(ea_inode).tv_sec;
}

static void ext4_xattr_inode_set_hash(struct inode *ea_inode, u32 hash)
{
- ea_inode->i_atime.tv_sec = hash;
+ inode_set_atime(ea_inode, hash, 0);
}

/*
@@ -418,7 +418,7 @@ static int ext4_xattr_inode_read(struct inode *ea_inode, void *buf, size_t size)
return ret;
}

-#define EXT4_XATTR_INODE_GET_PARENT(inode) ((__u32)(inode)->i_mtime.tv_sec)
+#define EXT4_XATTR_INODE_GET_PARENT(inode) ((__u32)(inode_get_mtime(inode).tv_sec))

static int ext4_xattr_inode_iget(struct inode *parent, unsigned long ea_ino,
u32 ea_inode_hash, struct inode **ea_inode)
--
2.41.0