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beeg chains

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This commit is contained in:
JackDoan
2025-11-13 12:43:45 -06:00
parent 39d028f16a
commit 4e4a85a891
1 changed files with 8 additions and 4 deletions
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12
overlay/virtqueue/split_virtqueue.go
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@@ -34,7 +34,6 @@ type SplitQueue struct {
// used buffer notifications. It blocks until the goroutine ended. // used buffer notifications. It blocks until the goroutine ended.
stop func() error stop func() error
pageSize int
itemSize int itemSize int
epoll eventfd.Epoll epoll eventfd.Epoll
@@ -49,10 +48,15 @@ func NewSplitQueue(queueSize int) (_ *SplitQueue, err error) {
return nil, err return nil, err
} }
itemSize := os.Getpagesize() * 4 //todo config
if itemSize%os.Getpagesize() != 0 {
return nil, errors.New("split queue size must be multiple of os.Getpagesize()")
}
sq := SplitQueue{ sq := SplitQueue{
size: queueSize, size: queueSize,
pageSize: os.Getpagesize(), itemSize: itemSize,
itemSize: os.Getpagesize(), //todo config
} }
// Clean up a partially initialized queue when something fails. // Clean up a partially initialized queue when something fails.
@@ -302,7 +306,7 @@ func (sq *SplitQueue) OfferOutDescriptorChains(prepend []byte, outBuffers [][]by
// TODO change this // TODO change this
// Each descriptor can only hold a whole memory page, so split large out // Each descriptor can only hold a whole memory page, so split large out
// buffers into multiple smaller ones. // buffers into multiple smaller ones.
outBuffers = splitBuffers(outBuffers, sq.pageSize) outBuffers = splitBuffers(outBuffers, sq.itemSize)
chains := make([]uint16, len(outBuffers)) chains := make([]uint16, len(outBuffers))