Subject: Re: some kernel questions
To: None <email@example.com>
From: Christos Zoulas <firstname.lastname@example.org>
Date: 11/15/2005 01:14:51
In article <437918E1.email@example.com>, haad <firstname.lastname@example.org> wrote:
>-----BEGIN PGP SIGNED MESSAGE-----
>Hi list I have some questions I don't know if this is correct list for
>I look at new freebsd 6 features and found that they implement
>ibm_acpi. Acpi functions for Ibm notebooks.
>can we port it to our ACPI code or not ??
Yes we can
>"Fine-grained locking to allow much of the VFS stack to run without the
>Giant lock has been added."
>Sometime ago i have seen some benchmarks with
>Linux & freebsd and Netbsd had very poor performance with SMP machine.
>Our SMP performance was worst than on single processor machine.
This is due to out PTHREAD_CONCURRENCY setting to 1; higher settings don't
work correctly right now.
>We still use Giant Lock ??
>I am only kernel beginner but if I can I want help NetBSD.
> For start I probably need some pretty easy work to learn very much
> about NetBSD kernel internals.Is here something like this or not??
Look in /usr/src/doc/ROADMAP for things that need to be done. If you have
an ibm laptop, you might start by porting ibm_acpi.