kata-containers/cloud-hypervisor
1
0
Fork 0
mirror of https://github.com/cloud-hypervisor/cloud-hypervisor.git synced 2026-08-05 02:19:16 +00:00
Code Issues Packages Projects Releases Wiki Activity

virtio-devices: add or adjust comments for impl ByteValued

Browse Source 
Signed-off-by: Wei Liu <liuwe@microsoft.com>
This commit is contained in:
Wei Liu
2021-11-17 13:39:53 +00:00
committed by Rob Bradford
parent d8becc742c
commit 31b3871eee
6 changed files with 25 additions and 36 deletions
Download Patch File Download Diff File Expand all files Collapse all files
virtio-devices/src/iommu.rs
+13 -24
View File
@@ -79,8 +79,6 @@ struct VirtioIommuRange32 {
end: u32,
}
unsafe impl ByteValued for VirtioIommuRange32 {}
#[derive(Copy, Clone, Debug, Default)]
#[repr(packed)]
#[allow(dead_code)]
@@ -89,8 +87,6 @@ struct VirtioIommuRange64 {
end: u64,
}
unsafe impl ByteValued for VirtioIommuRange64 {}
#[derive(Copy, Clone, Debug, Default)]
#[repr(packed)]
#[allow(dead_code)]
@@ -103,8 +99,6 @@ struct VirtioIommuConfig {
_reserved: [u8; 7],
}
unsafe impl ByteValued for VirtioIommuConfig {}
/// Virtio IOMMU request type
const VIRTIO_IOMMU_T_ATTACH: u8 = 1;
const VIRTIO_IOMMU_T_DETACH: u8 = 2;
@@ -119,8 +113,6 @@ struct VirtioIommuReqHead {
_reserved: [u8; 3],
}
unsafe impl ByteValued for VirtioIommuReqHead {}
/// Virtio IOMMU request status
const VIRTIO_IOMMU_S_OK: u8 = 0;
#[allow(unused)]
@@ -148,8 +140,6 @@ struct VirtioIommuReqTail {
_reserved: [u8; 3],
}
unsafe impl ByteValued for VirtioIommuReqTail {}
/// ATTACH request
#[derive(Copy, Clone, Debug, Default)]
#[repr(packed)]
@@ -159,8 +149,6 @@ struct VirtioIommuReqAttach {
_reserved: [u8; 8],
}
unsafe impl ByteValued for VirtioIommuReqAttach {}
/// DETACH request
#[derive(Copy, Clone, Debug, Default)]
#[repr(packed)]
@@ -170,8 +158,6 @@ struct VirtioIommuReqDetach {
_reserved: [u8; 8],
}
unsafe impl ByteValued for VirtioIommuReqDetach {}
/// Virtio IOMMU request MAP flags
#[allow(unused)]
const VIRTIO_IOMMU_MAP_F_READ: u32 = 1;
@@ -194,8 +180,6 @@ struct VirtioIommuReqMap {
_flags: u32,
}
unsafe impl ByteValued for VirtioIommuReqMap {}
/// UNMAP request
#[derive(Copy, Clone, Debug, Default)]
#[repr(packed)]
@@ -206,8 +190,6 @@ struct VirtioIommuReqUnmap {
_reserved: [u8; 4],
}
unsafe impl ByteValued for VirtioIommuReqUnmap {}
/// Virtio IOMMU request PROBE types
#[allow(unused)]
const VIRTIO_IOMMU_PROBE_T_NONE: u16 = 0;
@@ -224,8 +206,6 @@ struct VirtioIommuReqProbe {
_reserved: [u64; 8],
}
unsafe impl ByteValued for VirtioIommuReqProbe {}
#[derive(Copy, Clone, Debug, Default)]
#[repr(packed)]
#[allow(dead_code)]
@@ -234,8 +214,6 @@ struct VirtioIommuProbeProperty {
length: u16,
}
unsafe impl ByteValued for VirtioIommuProbeProperty {}
/// Virtio IOMMU request PROBE property RESV_MEM subtypes
#[allow(unused)]
const VIRTIO_IOMMU_RESV_MEM_T_RESERVED: u8 = 0;
@@ -251,8 +229,6 @@ struct VirtioIommuProbeResvMem {
end: u64,
}
unsafe impl ByteValued for VirtioIommuProbeResvMem {}
/// Virtio IOMMU fault flags
#[allow(unused)]
const VIRTIO_IOMMU_FAULT_F_READ: u32 = 1;
@@ -284,6 +260,19 @@ struct VirtioIommuFault {
address: u64,
}
// SAFETY: these data structures only contain integers and have no implicit padding
unsafe impl ByteValued for VirtioIommuRange32 {}
unsafe impl ByteValued for VirtioIommuRange64 {}
unsafe impl ByteValued for VirtioIommuConfig {}
unsafe impl ByteValued for VirtioIommuReqHead {}
unsafe impl ByteValued for VirtioIommuReqTail {}
unsafe impl ByteValued for VirtioIommuReqAttach {}
unsafe impl ByteValued for VirtioIommuReqDetach {}
unsafe impl ByteValued for VirtioIommuReqMap {}
unsafe impl ByteValued for VirtioIommuReqUnmap {}
unsafe impl ByteValued for VirtioIommuReqProbe {}
unsafe impl ByteValued for VirtioIommuProbeProperty {}
unsafe impl ByteValued for VirtioIommuProbeResvMem {}
unsafe impl ByteValued for VirtioIommuFault {}
#[derive(Debug)]