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SubjectRe: [PATCH 2 of 4] Introduce i386 fibril scheduling
An idiot using my keyboard wrote:
> - AIO requests that are serviced from cache ought to immediately
> invoke the callback, in the same thread context as the caller, fixing
> up the stack so that the callback returns to the instruction following
> the syscall. That way the "immediate completion" path through the
> callback can manipulate data structures, allocate memory, etc. just as
> if it had followed a synchronous call.

Or, of course:
if (async_stat(entry) == 0) {
... immediate completion code path ...
}
Ugh. But I think the discussion about the delayed path still holds.

- Michael
-
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