Re: Some netgraph node global locking patches

From: Poul-Henning Kamp <phk_at_phk.freebsd.dk>
Date: Wed, 14 Jul 2004 20:47:12 +0200
In message <20040714184240.GB11214_at_cell.sick.ru>, Gleb Smirnoff writes:
>On Wed, Jul 14, 2004 at 08:36:01PM +0200, Poul-Henning Kamp wrote:
>P> >Yes it does. But qsort() already used in ng_ppp is as much recursive as
>P> >qsort_r() is. It will help us to get rid of global variable.
>P> >I Cc phk_at_ to this mail, because he copied qsort() to libkern from libc.
>P> 
>P> It was put there to get rid of a couple of badly implemented bubble
>P> sorts.
>P> 
>P> It is true that qsort() is recursive, but it is limited to log2(N)
>P> levels and kernel programmers hopefully don't routinely sort arrays
>P> of hundreds of things in the kernel.
>
>>From a snap view I see no problems copying qsort_r() to libkern. What
>do you think? It will help us to get rid of global in ng_ppp.

Ok for me.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk_at_FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.
Received on Wed Jul 14 2004 - 16:47:14 UTC

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