[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
RE: Research using L4Hurd
From: |
Volkmar Uhlig |
Subject: |
RE: Research using L4Hurd |
Date: |
Thu, 4 Jul 2002 16:33:39 +0200 |
> > When I said "unnatural", I was thinking of the restriction that each
> > thread can have at most one outstanding ipc call, i.e. a
> > call that is waiting for a server to receive it. Is that correct?
>
> In Mach, Mach proxies and buffers the requests so that you do not have
> to wait for the server to do a receive.
On top of synchronous IPC it is possible to implement asynchronous IPC. There
is no functional requirement to have the kernel dispatch between outstanding
IPCs if a user thread can implement the same thing. Thus, it seems only
"unnatural" due to the fat and very high-level IPC mechanisms of MACH.
- Volkmar
- RE: Research using L4Hurd,
Volkmar Uhlig <=