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authorLinus Torvalds <torvalds@linux-foundation.org>2024-01-18 16:44:03 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2024-01-18 16:44:03 -0800
commit0b7359ccddaaa844044c62000734f0cb92ab6310 (patch)
treef37be5ed54ec934208fbcb0d2af81c81d364d6c6 /include/uapi/linux
parentda3c45c721e2807b2effdea8f41ece96bbf47b15 (diff)
parentf16d65124380ac6de8055c4a8e5373a1043bb09b (diff)
Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost
Pull virtio updates from Michael Tsirkin: - vdpa/mlx5: support for resumable vqs - virtio_scsi: mq_poll support - 3virtio_pmem: support SHMEM_REGION - virtio_balloon: stay awake while adjusting balloon - virtio: support for no-reset virtio PCI PM - Fixes, cleanups * tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost: vdpa/mlx5: Add mkey leak detection vdpa/mlx5: Introduce reference counting to mrs vdpa/mlx5: Use vq suspend/resume during .set_map vdpa/mlx5: Mark vq state for modification in hw vq vdpa/mlx5: Mark vq addrs for modification in hw vq vdpa/mlx5: Introduce per vq and device resume vdpa/mlx5: Allow modifying multiple vq fields in one modify command vdpa/mlx5: Expose resumable vq capability vdpa: Block vq property changes in DRIVER_OK vdpa: Track device suspended state scsi: virtio_scsi: Add mq_poll support virtio_pmem: support feature SHMEM_REGION virtio_balloon: stay awake while adjusting balloon vdpa: Remove usage of the deprecated ida_simple_xx() API virtio: Add support for no-reset virtio PCI PM virtio_net: fix missing dma unmap for resize vhost-vdpa: account iommu allocations vdpa: Fix an error handling path in eni_vdpa_probe()
Diffstat (limited to 'include/uapi/linux')
-rw-r--r--include/uapi/linux/virtio_pmem.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/uapi/linux/virtio_pmem.h b/include/uapi/linux/virtio_pmem.h
index d676b3620383..ede4f3564977 100644
--- a/include/uapi/linux/virtio_pmem.h
+++ b/include/uapi/linux/virtio_pmem.h
@@ -14,6 +14,13 @@
#include <linux/virtio_ids.h>
#include <linux/virtio_config.h>
+/* Feature bits */
+/* guest physical address range will be indicated as shared memory region 0 */
+#define VIRTIO_PMEM_F_SHMEM_REGION 0
+
+/* shmid of the shared memory region corresponding to the pmem */
+#define VIRTIO_PMEM_SHMEM_REGION_ID 0
+
struct virtio_pmem_config {
__le64 start;
__le64 size;