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refactoring a bit

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This commit is contained in:
JackDoan
2025-12-18 14:07:28 -06:00
parent 41c9a3b2eb
commit 726e282d0a
3 changed files with 38 additions and 38 deletions
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20
overlay/virtqueue/split_virtqueue.go
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@@ -340,7 +340,7 @@ func (sq *SplitQueue) OfferInDescriptorChains() (uint16, error) {
// Be careful to only access the returned buffer slices when the device is no
// longer using them. They must not be accessed after
// [SplitQueue.FreeDescriptorChain] has been called.
func (sq *SplitQueue) GetDescriptorItem(head uint16) ([]byte, error) {
func (sq *SplitQueue) GetDescriptorItem(head uint16) []byte {
sq.descriptorTable.descriptors[head].length = uint32(sq.descriptorTable.itemSize)
return sq.descriptorTable.getDescriptorItem(head)
}
@@ -350,13 +350,19 @@ func (sq *SplitQueue) SetDescSize(head uint16, sz int) {
sq.descriptorTable.descriptors[int(head)].length = uint32(sz)
}
func (sq *SplitQueue) OfferDescriptorChains(chains []uint16, kick bool) error {
//todo not doing this may break eventually?
//not called under lock
//if err := sq.descriptorTable.freeDescriptorChain(head); err != nil {
// return fmt.Errorf("free: %w", err)
//}
func (sq *SplitQueue) OfferDescriptor(chain uint16, kick bool) error {
// Make the descriptor chain available to the device.
sq.availableRing.offerSingle(chain)
// Notify the device to make it process the updated available ring.
if kick {
return sq.Kick()
}
return nil
}
func (sq *SplitQueue) OfferDescriptorChains(chains []uint16, kick bool) error {
// Make the descriptor chain available to the device.
sq.availableRing.offer(chains)