Re: [linux-audio-dev] questions to be resolved

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Subject: Re: [linux-audio-dev] questions to be resolved
From: Abramo Bagnara (abramo_AT_alsa-project.org)
Date: Tue May 22 2001 - 20:46:44 EEST

Paul Davis wrote:
>
> >> and the memory allocations involved in making a copy may involve
> >> malloc-lib mutexes, page faults and kernel locks via brk(2).
> >
> >No memory allocation is needed. Please give a look again to my pseudo
> >code.
>
> you wrote "copy to temp buffer". where does that come from, and how do
> we know how large it has to be?
>
> >Does it exists in English the term "evil's lawyer"?
>
> "devil's advocate" ? its my middle name :)

Ok, mr. Devil's advocate, what about a preallocated temp buffer? ;-)

Preallocated in the same time when shm was prepared. 

-- 
Abramo Bagnara                       mailto:abramo_AT_alsa-project.org

Opera Unica                          Phone: +39.546.656023
Via Emilia Interna, 140
48014 Castel Bolognese (RA) - Italy

ALSA project               http://www.alsa-project.org
It sounds good!

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