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Re: [Libunwind-devel] libunwind x86-64 optimisations?

From: Lassi Tuura
Subject: Re: [Libunwind-devel] libunwind x86-64 optimisations?
Date: Fri, 28 Aug 2009 09:48:37 +0200


On 28 Aug 2009, at 02:25, Arun Sharma wrote:

On Mon, Jul 6, 2009 at 4:24 AM, Lassi Tuura <address@hidden> wrote:

1) C++ compatibility clean-up cleanup.patch?revision=1.1&view=markup

I've applied this patch.


2) Various performance optimisations optimise.patch?revision=1.5&view=markup

Were you able to test with libatomic-ops installed?

For the deadlock problems, one solution is to implement your own dl_iterate_phdr which is lock free and async signal safe. This might require minor changes to your libc.

Not yet, thanks for the advice. I was away on holiday for some time, and will be picking up all this again. I am afraid touching libc is beyond what we can do...


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