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Re: Malloc and transactional memory (TM)

Message-ID <4F58CE49.2080108@SPAM.comp-arch.net> (permalink)
Date 2012-03-08 07:20 -0800
From "Andy (Super) Glew" <andy@SPAM.comp-arch.net>
Organization comp-arch.net
Newsgroups comp.arch
Subject Re: Malloc and transactional memory (TM)
References <4F56ECEC.8060800@SPAM.comp-arch.net> <j2dfl7p7h04a7f2vr5n5tg0lhp6mubibvd@4ax.com> <4F58567A.3000605@SPAM.comp-arch.net> <jj9p2i$6ao$1@gosset.csi.cam.ac.uk>

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On 3/8/2012 12:02 AM, nmm1@cam.ac.uk wrote:
> In article<4F58567A.3000605@SPAM.comp-arch.net>,
> Andy (Super) Glew<andy@SPAM.comp-arch.net>  wrote:
>> On 3/7/2012 11:55 AM, George Neuner wrote:
>>>
>>>> (Q: what about [[deterministic finalization and aborted transactions]]?)

>> If one only has a single strong pointer, scoped, with other weak
>> pointers, finalize on deallocatin of the strng pointer.
>
> Yes.  Unfortunately, though it is well hidden, one of the implications
> of the modern approach to garbage collection is that most pointers
> should NOT be scoped!  I.e. the lifetime is not lexical, but until
> the last reference disappears - and, as I said, that is in general
> not determinable without a complete, synchronised garbage collection.

Which is the whole pointer of having string and weak pointers.

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Thread

Malloc and transactional memory (TM) "Andy (Super) Glew" <andy@SPAM.comp-arch.net> - 2012-03-06 21:06 -0800
  Re: Malloc and transactional memory (TM) MitchAlsup <MitchAlsup@aol.com> - 2012-03-07 09:54 -0800
    Re: Malloc and transactional memory (TM) "Paul A. Clayton" <paaronclayton@gmail.com> - 2012-03-09 11:20 -0800
  Re: Malloc and transactional memory (TM) George Neuner <gneuner2@comcast.net> - 2012-03-07 14:55 -0500
    Re: Malloc and transactional memory (TM) nmm1@cam.ac.uk - 2012-03-07 21:10 +0000
      Re: Malloc and transactional memory (TM) George Neuner <gneuner2@comcast.net> - 2012-03-08 14:23 -0500
        Re: Malloc and transactional memory (TM) nmm1@cam.ac.uk - 2012-03-08 19:58 +0000
          Re: Malloc and transactional memory (TM) George Neuner <gneuner2@comcast.net> - 2012-03-10 16:05 -0500
            Re: Malloc and transactional memory (TM) nmm1@cam.ac.uk - 2012-03-13 08:39 +0000
    Re: Malloc and transactional memory (TM) "Andy (Super) Glew" <andy@SPAM.comp-arch.net> - 2012-03-07 22:49 -0800
      Re: Malloc and transactional memory (TM) nmm1@cam.ac.uk - 2012-03-08 08:02 +0000
        Re: Malloc and transactional memory (TM) "Andy (Super) Glew" <andy@SPAM.comp-arch.net> - 2012-03-08 07:20 -0800
          Re: Malloc and transactional memory (TM) nmm1@cam.ac.uk - 2012-03-08 16:25 +0000
            Re: Malloc and transactional memory (TM) MitchAlsup <MitchAlsup@aol.com> - 2012-03-11 09:27 -0700

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