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authorJeff Layton <jlayton@kernel.org>2023-07-05 15:01:31 -0400
committerChristian Brauner <brauner@kernel.org>2023-07-24 10:30:03 +0200
commit9aa7111523577e6cdbf9f8dbe68f51d95e616f48 (patch)
treeb767af376c280c55b22616574acbe12bd4b1e014 /fs
parent0971a799b156b1b4030d6563a9f4b784ae2f5c6d (diff)
overlayfs: 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. Reviewed-by: Amir Goldstein <amir73il@gmail.com> Signed-off-by: Jeff Layton <jlayton@kernel.org> Reviewed-by: Jan Kara <jack@suse.cz> Message-Id: <20230705190309.579783-64-jlayton@kernel.org> Signed-off-by: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/overlayfs/file.c7
-rw-r--r--fs/overlayfs/util.c2
2 files changed, 6 insertions, 3 deletions
diff --git a/fs/overlayfs/file.c b/fs/overlayfs/file.c
index 21245b00722a..7e7876aae01c 100644
--- a/fs/overlayfs/file.c
+++ b/fs/overlayfs/file.c
@@ -239,6 +239,7 @@ static loff_t ovl_llseek(struct file *file, loff_t offset, int whence)
static void ovl_file_accessed(struct file *file)
{
struct inode *inode, *upperinode;
+ struct timespec64 ctime, uctime;
if (file->f_flags & O_NOATIME)
return;
@@ -249,10 +250,12 @@ static void ovl_file_accessed(struct file *file)
if (!upperinode)
return;
+ ctime = inode_get_ctime(inode);
+ uctime = inode_get_ctime(upperinode);
if ((!timespec64_equal(&inode->i_mtime, &upperinode->i_mtime) ||
- !timespec64_equal(&inode->i_ctime, &upperinode->i_ctime))) {
+ !timespec64_equal(&ctime, &uctime))) {
inode->i_mtime = upperinode->i_mtime;
- inode->i_ctime = upperinode->i_ctime;
+ inode_set_ctime_to_ts(inode, uctime);
}
touch_atime(&file->f_path);
diff --git a/fs/overlayfs/util.c b/fs/overlayfs/util.c
index 7ef9e13c404a..c210b5d496a8 100644
--- a/fs/overlayfs/util.c
+++ b/fs/overlayfs/util.c
@@ -1202,6 +1202,6 @@ void ovl_copyattr(struct inode *inode)
inode->i_mode = realinode->i_mode;
inode->i_atime = realinode->i_atime;
inode->i_mtime = realinode->i_mtime;
- inode->i_ctime = realinode->i_ctime;
+ inode_set_ctime_to_ts(inode, inode_get_ctime(realinode));
i_size_write(inode, i_size_read(realinode));
}