Method resetTail

nocopy_linkbuffer.go:740–749

resetTail will reset tail node or add an empty tail node to guarantee the tail node is not larger than 8KB

(maxSize int)

// resetTail will reset tail node or add an empty tail node to
// guarantee the tail node is not larger than 8KB
func (b *UnsafeLinkBuffer) resetTail(maxSize int) {
	if maxSize <= pagesize {
		// no need to reset a small buffer tail node
		return
	}
	// set nil tail
	b.write.next = newLinkBufferNode(0)
	b.write = b.write.next
	b.flush = b.write
}

// indexByte returns the index of the first instance of c in buffer, or -1 if c is not present in buffer.
func (b *UnsafeLinkBuffer) indexByte(c byte, skip int) int {