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virtio-devices: pci_common_config: Remove warning for feature pages > 2

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The virtio spec defines the feature bit range and 4 x 32-bit pages.
However no features are currently defined with bits > 63. However Linux
has now started acking features in those higher pages. Since this is
harmless (we drop the acks to those feature pages) and quietly return 0
for available features in those higher pages this warning can be
removed.

Fixes: #7414

Signed-off-by: Rob Bradford <rbradford@rivosinc.com>
This commit is contained in:
Rob Bradford
2025-10-20 12:12:04 +01:00
parent d39b56544a
commit 7d6c450cee
1 changed files with 0 additions and 5 deletions
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5
virtio-devices/src/transport/pci_common_config.rs
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@@ -330,11 +330,6 @@ impl VirtioPciCommonConfig {
let mut locked_device = device.lock().unwrap();
locked_device
.ack_features(u64::from(value) << (self.driver_feature_select * 32));
} else {
warn!(
"invalid ack_features (page {}, value 0x{:x})",
self.driver_feature_select, value
);
}
}
0x20 => self.with_queue_mut(queues, |q| q.set_desc_table_address(Some(value), None)),