From 73bc0dbb591baea322a7319c735e5f6c7dba9cfb Mon Sep 17 00:00:00 2001 From: Eli Cohen Date: Wed, 5 Jan 2022 13:46:35 +0200 Subject: vdpa: Sync calls set/get config/status with cf_mutex Add wrappers to get/set status and protect these operations with cf_mutex to serialize these operations with respect to get/set config operations. Signed-off-by: Eli Cohen Link: https://lore.kernel.org/r/20220105114646.577224-4-elic@nvidia.com Signed-off-by: Michael S. Tsirkin --- include/linux/vdpa.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'include/linux/vdpa.h') diff --git a/include/linux/vdpa.h b/include/linux/vdpa.h index 9cc4291a79b3..ae047fae2603 100644 --- a/include/linux/vdpa.h +++ b/include/linux/vdpa.h @@ -408,6 +408,9 @@ void vdpa_get_config(struct vdpa_device *vdev, unsigned int offset, void *buf, unsigned int len); void vdpa_set_config(struct vdpa_device *dev, unsigned int offset, const void *buf, unsigned int length); +u8 vdpa_get_status(struct vdpa_device *vdev); +void vdpa_set_status(struct vdpa_device *vdev, u8 status); + /** * struct vdpa_mgmtdev_ops - vdpa device ops * @dev_add: Add a vdpa device using alloc and register -- cgit v1.2.3