Subject:
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Re: LegOS 0.2.5 and LNP
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Newsgroups:
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lugnet.robotics.rcx.legos
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Date:
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Thu, 18 Jan 2001 21:25:30 GMT
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Viewed:
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1448 times
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"Paolo Masetti" <paolom@pragmanet.it> writes:
> > 1. Now lnp_logical_write() is no more thread-safe. Furthermore • calling
> > lnp_logical_write() screw up the semaphore (tx_sem) and so • the other two
> > lnp_XXX_write() become thread-unsafe.
> >
> > 2. On the host computer LNP is still thread unsafe.
> >
> > I fix this in my work. I wonder if there is some interest in a • patch to
> > apply to the ufficial distribution.
>
> We are surely interested in it. You can upload the patch on
> legos.sourceforge.net in the patch section or send it to one of
> the developers. If you like, I can apply it for you on official
> distribution.
Ok, I clean up the code and send you a patch.
> > During my perusuals I noticed two points that can be improved • in lnp.c.
> > The function lnp_checksum() computes a 16-bit checksum, while • LNP uses only
> > the 8 low order bits. Removing some lines of unuseful code can • speed up
> > the function. The other interesting thing is how
> lnp_integrity_byte()
> Both things are interesting and if you can post the patch they
> will be included in legOS distribution. :-)
This one is not yet ready. As soon as I do it you'll know.
bye
Bernardo
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Message is in Reply To:
 | | Re: LegOS 0.2.5 and LNP
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| (...) Btw. README is (...) Ooops... :-) Changed to 0.2.5 version inside. (...) transport (...) packets of (...) mainly as way for (...) collisions, lost (...) which works as (...) write code to (...) To cut time (...) code that (...) directives (...) (24 years ago, 17-Jan-01, to lugnet.robotics.rcx.legos)
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