[PATCH 33/79] fuse: switch to new ctime accessors

From: Jeff Layton
Date: Wed Jun 21 2023 - 10:51:13 EST


In later patches, we're going to change how the ctime.tv_nsec field is
utilized. Switch to using accessor functions instead of raw accesses of
inode->i_ctime.

Signed-off-by: Jeff Layton <jlayton@xxxxxxxxxx>
---
fs/fuse/control.c | 2 +-
fs/fuse/dir.c | 8 ++++----
fs/fuse/inode.c | 18 ++++++++++--------
3 files changed, 15 insertions(+), 13 deletions(-)

diff --git a/fs/fuse/control.c b/fs/fuse/control.c
index 247ef4f76761..b5df89d0c95a 100644
--- a/fs/fuse/control.c
+++ b/fs/fuse/control.c
@@ -235,7 +235,7 @@ static struct dentry *fuse_ctl_add_dentry(struct dentry *parent,
inode->i_mode = mode;
inode->i_uid = fc->user_id;
inode->i_gid = fc->group_id;
- inode->i_atime = inode->i_mtime = inode->i_ctime = current_time(inode);
+ inode->i_atime = inode->i_mtime = inode_ctime_set_current(inode);
/* setting ->i_op to NULL is not allowed */
if (iop)
inode->i_op = iop;
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index 5a4a7155cf1c..03fbb83b7127 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -933,7 +933,7 @@ void fuse_flush_time_update(struct inode *inode)
static void fuse_update_ctime_in_cache(struct inode *inode)
{
if (!IS_NOCMTIME(inode)) {
- inode->i_ctime = current_time(inode);
+ inode_ctime_set_current(inode);
mark_inode_dirty_sync(inode);
fuse_flush_time_update(inode);
}
@@ -1715,8 +1715,8 @@ int fuse_flush_times(struct inode *inode, struct fuse_file *ff)
inarg.mtimensec = inode->i_mtime.tv_nsec;
if (fm->fc->minor >= 23) {
inarg.valid |= FATTR_CTIME;
- inarg.ctime = inode->i_ctime.tv_sec;
- inarg.ctimensec = inode->i_ctime.tv_nsec;
+ inarg.ctime = inode_ctime_peek(inode).tv_sec;
+ inarg.ctimensec = inode_ctime_peek(inode).tv_nsec;
}
if (ff) {
inarg.valid |= FATTR_FH;
@@ -1857,7 +1857,7 @@ int fuse_do_setattr(struct dentry *dentry, struct iattr *attr,
if (attr->ia_valid & ATTR_MTIME)
inode->i_mtime = attr->ia_mtime;
if (attr->ia_valid & ATTR_CTIME)
- inode->i_ctime = attr->ia_ctime;
+ inode_ctime_set(inode, attr->ia_ctime);
/* FIXME: clear I_DIRTY_SYNC? */
}

diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
index 660be31aaabc..54e06d3874e7 100644
--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -194,8 +194,8 @@ void fuse_change_attributes_common(struct inode *inode, struct fuse_attr *attr,
inode->i_mtime.tv_nsec = attr->mtimensec;
}
if (!(cache_mask & STATX_CTIME)) {
- inode->i_ctime.tv_sec = attr->ctime;
- inode->i_ctime.tv_nsec = attr->ctimensec;
+ inode_ctime_set_sec(inode, attr->ctime);
+ inode_ctime_set_nsec(inode, attr->ctimensec);
}

if (attr->blksize != 0)
@@ -259,8 +259,8 @@ void fuse_change_attributes(struct inode *inode, struct fuse_attr *attr,
attr->mtimensec = inode->i_mtime.tv_nsec;
}
if (cache_mask & STATX_CTIME) {
- attr->ctime = inode->i_ctime.tv_sec;
- attr->ctimensec = inode->i_ctime.tv_nsec;
+ attr->ctime = inode_ctime_peek(inode).tv_sec;
+ attr->ctimensec = inode_ctime_peek(inode).tv_nsec;
}

if ((attr_version != 0 && fi->attr_version > attr_version) ||
@@ -318,8 +318,8 @@ static void fuse_init_inode(struct inode *inode, struct fuse_attr *attr,
inode->i_size = attr->size;
inode->i_mtime.tv_sec = attr->mtime;
inode->i_mtime.tv_nsec = attr->mtimensec;
- inode->i_ctime.tv_sec = attr->ctime;
- inode->i_ctime.tv_nsec = attr->ctimensec;
+ inode_ctime_set_sec(inode, attr->ctime);
+ inode_ctime_set_nsec(inode, attr->ctimensec);
if (S_ISREG(inode->i_mode)) {
fuse_init_common(inode);
fuse_init_file_inode(inode, attr->flags);
@@ -1398,16 +1398,18 @@ EXPORT_SYMBOL_GPL(fuse_dev_free);
static void fuse_fill_attr_from_inode(struct fuse_attr *attr,
const struct fuse_inode *fi)
{
+ struct timespec64 ctime = inode_ctime_peek(&fi->inode);
+
*attr = (struct fuse_attr){
.ino = fi->inode.i_ino,
.size = fi->inode.i_size,
.blocks = fi->inode.i_blocks,
.atime = fi->inode.i_atime.tv_sec,
.mtime = fi->inode.i_mtime.tv_sec,
- .ctime = fi->inode.i_ctime.tv_sec,
+ .ctime = ctime.tv_sec,
.atimensec = fi->inode.i_atime.tv_nsec,
.mtimensec = fi->inode.i_mtime.tv_nsec,
- .ctimensec = fi->inode.i_ctime.tv_nsec,
+ .ctimensec = ctime.tv_nsec,
.mode = fi->inode.i_mode,
.nlink = fi->inode.i_nlink,
.uid = fi->inode.i_uid.val,
--
2.41.0