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virtio-queue: Remove queue addresses translation

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Now that the virtio-devices crate can take care of the queue addresses
when placed behind a vIOMMU, we can remove the corresponding code.

Signed-off-by: Sebastien Boeuf <sebastien.boeuf@intel.com>
This commit is contained in:
Sebastien Boeuf 2022-01-26 11:46:14 +01:00 committed by Rob Bradford
parent ce6446501d
commit f29f3085ed
2 changed files with 0 additions and 28 deletions
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6
virtio-queue/src/queue.rs
View File

@ -271,12 +271,6 @@ impl<M: GuestAddressSpace> Queue<M, QueueState> {
pub fn iter(&mut self) -> Result<AvailIter<'_, M::T>, Error> {
self.state.iter(self.mem.memory())
}
/// Set the queue to "ready", and update desc_table, avail_ring and
/// used_ring addresses based on the AccessPlatform handler.
pub fn enable(&mut self, set: bool) {
self.state.enable(set)
}
}
#[cfg(test)]

22
virtio-queue/src/state.rs
View File

@ -156,28 +156,6 @@ impl QueueState {
.map(Wrapping)
.map_err(Error::GuestMemory)
}
/// Set the queue to "ready", and update desc_table, avail_ring and
/// used_ring addresses based on the AccessPlatform handler.
pub fn enable(&mut self, set: bool) {
self.ready = set;
if set {
// Translate address of descriptor table and vrings.
if let Some(access_platform) = &self.access_platform {
self.desc_table =
GuestAddress(access_platform.translate(self.desc_table.0, 0).unwrap());
self.avail_ring =
GuestAddress(access_platform.translate(self.avail_ring.0, 0).unwrap());
self.used_ring =
GuestAddress(access_platform.translate(self.used_ring.0, 0).unwrap());
}
} else {
self.desc_table = GuestAddress(0);
self.avail_ring = GuestAddress(0);
self.used_ring = GuestAddress(0);
}
}
}
impl<'a> QueueStateGuard<'a> for QueueState {