Re: Multi-object locks (was Re: RFC 35 / Re: perl6-internals-gc sublist)

[Dan Sugalski]

At 06:15 AM 8/7/00 -0400, Chaim Frenkel wrote:
> >>>>> "JT" == John Tobey <[EMAIL PROTECTED]> writes:
>
>JT> SVs are never downgraded, so no one's source and destination are
>JT> another's respective destination and source.  Maybe the above sequence
>JT> isn't exactly right, but if we adhere to strict rules for lock
>JT> sequencing, there won't be a deadlock, right?
>
>Which brings to mind, (probably more appropriate to -language)
>
>the user needs a mechanism to handle multi-object locking, or a clean
>method to order his lock aquisition.

A language issue. Being able to require multiple locks upon entering a sub, 
along with timeouts and retries and such, would be very nice, and something 
for the language people. (Which probably means some of us over there, since 
I don't know that we have that much thread experience in the pure perl side 
of the world)

                                        Dan

--------------------------------------"it's like this"-------------------
Dan Sugalski                          even samurai
[EMAIL PROTECTED]                         have teddy bears and even
                                      teddy bears get drunk