Re: [quicwg/base-drafts] Placeholder -1 (#2690)

[ianswett <[e-mail]>]

ianswett commented on this pull request.



> +cannot be reprioritized.  The structure of the dependency tree changes as
+PRIORITY frames modify the dependency links between other prioritized elements.
+
+All dependent streams are allocated an integer weight between 0 and 255
+(inclusive).
+
+Streams with the same parent SHOULD be allocated resources proportionally based
+on their weight.  Thus, if stream B depends on stream A with weight 4, stream C
+depends on stream A with weight 12, and no progress can be made on stream A,
+stream B ideally receives one-third of the resources allocated to stream C.
+
+A weight of zero indicates that no resources should be allocated to the
+indicated stream if progress can be made on other streams dependent on the same
+parent.
+
+A reference to an element which is no longer in the tree is treated as a

If I read this correctly, if I reference stream 10 in a priority frame for stream 100 and you've removed all state for 10, 100 gets no resources whatsoever until all other requests finish?

That seems awful, so I must be missing something.

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