On Wed, Jul 12 2023, "Duan, Zhenzhong" <zhenzhong.duan@xxxxxxxxx> wrote: >>-----Original Message----- >>From: Cornelia Huck <cohuck@xxxxxxxxxx> >>Sent: Wednesday, July 12, 2023 3:49 PM >>Subject: Re: [RFC PATCH v4 02/24] Update linux-header per VFIO device cdev >>v14 >> >>On Wed, Jul 12 2023, Zhenzhong Duan <zhenzhong.duan@xxxxxxxxx> wrote: >> >>> Signed-off-by: Zhenzhong Duan <zhenzhong.duan@xxxxxxxxx> >>> --- >>> linux-headers/linux/iommufd.h | 347 >>++++++++++++++++++++++++++++++++++ >>> linux-headers/linux/kvm.h | 13 +- >>> linux-headers/linux/vfio.h | 142 +++++++++++++- >>> 3 files changed, 498 insertions(+), 4 deletions(-) >>> create mode 100644 linux-headers/linux/iommufd.h >> >>Hi, >> >>if this patch is intending to pull code that is not yet integrated in >>the Linux kernel, please mark this as a placeholder patch. If the code >>is already integrated, please run a full headers update against a >>released version (can be -rc) and note that version in the patch >>description. > Thanks for point out, will do in next post. > About "placeholder patch", should I claim it is placeholder in patch > subject or description field, or there is official step to do that? Just put a notice into the subject and/or the patch description; the main idea is to prevent a maintainer from applying it by accident.