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Re: emulating no-senders notifications in L4?
From: |
Espen Skoglund |
Subject: |
Re: emulating no-senders notifications in L4? |
Date: |
Fri, 21 Dec 2001 20:44:18 +0100 |
[Thomas Bushnell]
> Ondrej Hurt <address@hidden> writes:
>>> And a task can not die violently since if it raises an exception
>>> this exception is delivered to an exception handler thread which
>>> can handle this situation.
>>
>> The exception handler can get stuck itself somewhere and can ignore
>> exception IPC forever.
> Not a problem; we would just require that this exception handler be
> a trusted entity.
> For this to work, it must be impossible for an unprivileged task to
> change its exception handler. In Mach, anyone can change their own
> exception handler; in the proposed L4 scheme, will that still be so?
Yes.
eSk
- Re: emulating no-senders notifications in L4?, (continued)
- Re: emulating no-senders notifications in L4?, Roland McGrath, 2001/12/20
- Re: emulating no-senders notifications in L4?, Thomas Bushnell, BSG, 2001/12/20
- Re: emulating no-senders notifications in L4?, Thomas Bushnell, BSG, 2001/12/20
- Re: emulating no-senders notifications in L4?, Espen Skoglund, 2001/12/21
- Re: emulating no-senders notifications in L4?, Thomas Bushnell, BSG, 2001/12/21
- Re: emulating no-senders notifications in L4?, Espen Skoglund, 2001/12/21
- Re: emulating no-senders notifications in L4?, Thomas Bushnell, BSG, 2001/12/21
- Re: emulating no-senders notifications in L4?, Ondrej Hurt, 2001/12/20
- Re: emulating no-senders notifications in L4?, Jean Wolter, 2001/12/20
- Re: emulating no-senders notifications in L4?, Thomas Bushnell, BSG, 2001/12/20
- Re: emulating no-senders notifications in L4?,
Espen Skoglund <=
- Re: emulating no-senders notifications in L4?, Thomas Bushnell, BSG, 2001/12/21
- Re: emulating no-senders notifications in L4?, Espen Skoglund, 2001/12/21
- Re: emulating no-senders notifications in L4?, Thomas Bushnell, BSG, 2001/12/21
- Re: emulating no-senders notifications in L4?, Espen Skoglund, 2001/12/21
- Re: emulating no-senders notifications in L4?, Thomas Bushnell, BSG, 2001/12/21
- Re: emulating no-senders notifications in L4?, Ondrej Hurt, 2001/12/23
- Re: Re: emulating no-senders notifications in L4?, Espen Skoglund, 2001/12/24
- Re: Re: emulating no-senders notifications in L4?, Ondrej Hurt, 2001/12/25
- Re: Re: Re: emulating no-senders notifications in L4?, Espen Skoglund, 2001/12/26
- Re: Re: Re: emulating no-senders notifications in L4?, Ondrej Hurt, 2001/12/27