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virtio-devices: Use #[allow(dead_code)] for unread structs

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These structs are not read on the VMM side but are used in communication
with the guest.

As identified by the new beta clippy.

Signed-off-by: Rob Bradford <robert.bradford@intel.com>
This commit is contained in:
Rob Bradford 2021-10-19 15:01:42 +01:00
parent e9ea9d63f8
commit 84f0f332b3
1 changed files with 16 additions and 9 deletions
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25
virtio-devices/src/iommu.rs
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@ -75,6 +75,7 @@ const VIRTIO_IOMMU_PAGE_SIZE_MASK: u64 = (2 << 20) | (4 << 10);
#[derive(Copy, Clone, Debug, Default)] #[derive(Copy, Clone, Debug, Default)]
#[repr(packed)] #[repr(packed)]
#[allow(dead_code)]
struct VirtioIommuRange32 { struct VirtioIommuRange32 {
start: u32, start: u32,
end: u32, end: u32,
@ -84,6 +85,7 @@ unsafe impl ByteValued for VirtioIommuRange32 {}
#[derive(Copy, Clone, Debug, Default)] #[derive(Copy, Clone, Debug, Default)]
#[repr(packed)] #[repr(packed)]
#[allow(dead_code)]
struct VirtioIommuRange64 { struct VirtioIommuRange64 {
start: u64, start: u64,
end: u64, end: u64,
@ -93,13 +95,14 @@ unsafe impl ByteValued for VirtioIommuRange64 {}
#[derive(Copy, Clone, Debug, Default)] #[derive(Copy, Clone, Debug, Default)]
#[repr(packed)] #[repr(packed)]
#[allow(dead_code)]
struct VirtioIommuConfig { struct VirtioIommuConfig {
page_size_mask: u64, page_size_mask: u64,
input_range: VirtioIommuRange64, input_range: VirtioIommuRange64,
domain_range: VirtioIommuRange32, domain_range: VirtioIommuRange32,
probe_size: u32, probe_size: u32,
bypass: u8, bypass: u8,
reserved: [u8; 7], _reserved: [u8; 7],
} }
unsafe impl ByteValued for VirtioIommuConfig {} unsafe impl ByteValued for VirtioIommuConfig {}
@ -115,7 +118,7 @@ const VIRTIO_IOMMU_T_PROBE: u8 = 5;
#[repr(packed)] #[repr(packed)]
struct VirtioIommuReqHead { struct VirtioIommuReqHead {
type_: u8, type_: u8,
reserved: [u8; 3], _reserved: [u8; 3],
} }
unsafe impl ByteValued for VirtioIommuReqHead {} unsafe impl ByteValued for VirtioIommuReqHead {}
@ -141,9 +144,10 @@ const VIRTIO_IOMMU_S_NOMEM: u8 = 8;
#[derive(Copy, Clone, Debug, Default)] #[derive(Copy, Clone, Debug, Default)]
#[repr(packed)] #[repr(packed)]
#[allow(dead_code)]
struct VirtioIommuReqTail { struct VirtioIommuReqTail {
status: u8, status: u8,
reserved: [u8; 3], _reserved: [u8; 3],
} }
unsafe impl ByteValued for VirtioIommuReqTail {} unsafe impl ByteValued for VirtioIommuReqTail {}
@ -154,7 +158,7 @@ unsafe impl ByteValued for VirtioIommuReqTail {}
struct VirtioIommuReqAttach { struct VirtioIommuReqAttach {
domain: u32, domain: u32,
endpoint: u32, endpoint: u32,
reserved: [u8; 8], _reserved: [u8; 8],
} }
unsafe impl ByteValued for VirtioIommuReqAttach {} unsafe impl ByteValued for VirtioIommuReqAttach {}
@ -165,7 +169,7 @@ unsafe impl ByteValued for VirtioIommuReqAttach {}
struct VirtioIommuReqDetach { struct VirtioIommuReqDetach {
domain: u32, domain: u32,
endpoint: u32, endpoint: u32,
reserved: [u8; 8], _reserved: [u8; 8],
} }
unsafe impl ByteValued for VirtioIommuReqDetach {} unsafe impl ByteValued for VirtioIommuReqDetach {}
@ -189,7 +193,7 @@ struct VirtioIommuReqMap {
virt_start: u64, virt_start: u64,
virt_end: u64, virt_end: u64,
phys_start: u64, phys_start: u64,
flags: u32, _flags: u32,
} }
unsafe impl ByteValued for VirtioIommuReqMap {} unsafe impl ByteValued for VirtioIommuReqMap {}
@ -201,7 +205,7 @@ struct VirtioIommuReqUnmap {
domain: u32, domain: u32,
virt_start: u64, virt_start: u64,
virt_end: u64, virt_end: u64,
reserved: [u8; 4], _reserved: [u8; 4],
} }
unsafe impl ByteValued for VirtioIommuReqUnmap {} unsafe impl ByteValued for VirtioIommuReqUnmap {}
@ -216,15 +220,17 @@ const VIRTIO_IOMMU_PROBE_T_MASK: u16 = 0xfff;
/// PROBE request /// PROBE request
#[derive(Copy, Clone, Debug, Default)] #[derive(Copy, Clone, Debug, Default)]
#[repr(packed)] #[repr(packed)]
#[allow(dead_code)]
struct VirtioIommuReqProbe { struct VirtioIommuReqProbe {
endpoint: u32, endpoint: u32,
reserved: [u64; 8], _reserved: [u64; 8],
} }
unsafe impl ByteValued for VirtioIommuReqProbe {} unsafe impl ByteValued for VirtioIommuReqProbe {}
#[derive(Copy, Clone, Debug, Default)] #[derive(Copy, Clone, Debug, Default)]
#[repr(packed)] #[repr(packed)]
#[allow(dead_code)]
struct VirtioIommuProbeProperty { struct VirtioIommuProbeProperty {
type_: u16, type_: u16,
length: u16, length: u16,
@ -239,9 +245,10 @@ const VIRTIO_IOMMU_RESV_MEM_T_MSI: u8 = 1;
#[derive(Copy, Clone, Debug, Default)] #[derive(Copy, Clone, Debug, Default)]
#[repr(packed)] #[repr(packed)]
#[allow(dead_code)]
struct VirtioIommuProbeResvMem { struct VirtioIommuProbeResvMem {
subtype: u8, subtype: u8,
reserved: [u8; 3], _reserved: [u8; 3],
start: u64, start: u64,
end: u64, end: u64,
} }