Date: Tue, 16 May 2006 14:27:07 -0700 From: John-Mark Gurney <gurney_j@resnet.uoregon.edu> To: Maxim Sobolev <sobomax@FreeBSD.ORG> Cc: Poul-Henning Kamp <phk@phk.freebsd.dk>, "current@freebsd.org" <current@FreeBSD.ORG> Subject: Re: Optional mmap(2) support for geom(4) providers Message-ID: <20060516212707.GI65555@funkthat.com> In-Reply-To: <20060516082406.GA32353@gk.360sip.com> References: <4468DC05.9080808@sippysoft.com> <4488.1147758036@critter.freebsd.dk> <20060516082406.GA32353@gk.360sip.com>
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Maxim Sobolev wrote this message on Tue, May 16, 2006 at 01:24 -0700:
> Well, in my particular case I would like to experiment with
> dynamic exporting of shared ELF objects from the kernel into
> userspace. md(4) seems like a good fit, but dlopen(3) uses
> mmap, so that it doesn't work OOB. There can be other uses
> as well.
Doing a seperate cdev that implements mmap is quite easy...
For something like that it seems like you wouldn't need any of md's
disk device features, would you?
--
John-Mark Gurney Voice: +1 415 225 5579
"All that I will do, has been done, All that I have, has not."
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