On Wed, Oct 10, 2018 at 3:14 AM Darrick J. Wong <darrick.wong@xxxxxxxxxx> wrote: > > From: Darrick J. Wong <darrick.wong@xxxxxxxxxx> > > Plumb a remap_flags argument through the {do,vfs}_clone_file_range > functions so that clone can take advantage of it. > > Signed-off-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx> > --- [...] > diff --git a/fs/overlayfs/file.c b/fs/overlayfs/file.c > index c8c890c22898..8b22035af4d7 100644 > --- a/fs/overlayfs/file.c > +++ b/fs/overlayfs/file.c > @@ -462,7 +462,7 @@ static loff_t ovl_copyfile(struct file *file_in, loff_t pos_in, > > case OVL_CLONE: > ret = vfs_clone_file_range(real_in.file, pos_in, > - real_out.file, pos_out, len); > + real_out.file, pos_out, len, flags); > break; > > case OVL_DEDUPE: > @@ -509,7 +509,7 @@ static loff_t ovl_remap_file_range(struct file *file_in, loff_t pos_in, > !ovl_inode_upper(file_inode(file_out)))) > return -EPERM; > > - return ovl_copyfile(file_in, pos_in, file_out, pos_out, len, 0, > + return ovl_copyfile(file_in, pos_in, file_out, pos_out, len, flags, > op); > } This patch forgets to change args in ovl_copyfile() function definition. Thanks, Amir.