Date: Wed, 15 Aug 2001 12:20:04 +0200 From: Poul-Henning Kamp <phk@critter.freebsd.dk> To: Andrew Kenneth Milton <akm@theinternet.com.au> Cc: Greg Lehey <grog@FreeBSD.ORG>, Michael Lucas <mwlucas@blackhelicopters.org>, current@FreeBSD.ORG Subject: Re: devfs and Vinum (was: any -current && vinum problems?) Message-ID: <78621.997870804@critter> In-Reply-To: Your message of "Wed, 15 Aug 2001 20:15:22 %2B1000." <20010815201521.K854@zeus.theinternet.com.au>
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In message <20010815201521.K854@zeus.theinternet.com.au>, Andrew Kenneth Milton
writes:
>+-------[ Poul-Henning Kamp ]----------------------
>| In message <20010815195344.J854@zeus.theinternet.com.au>, Andrew Kenneth Milton
>| writes:
>|
>| >The problem turns up most violently within the XFree86 DRI Module, since
>| >it now uses make_dev, and not mknod as it used to.
>| >
>| >The DRI Module first attempts to mkdir /dev/dri/, and then for each card
>| >it supports attempts to use make_dev(9) on dri/card%d (0-whatever), I've
>| >only got one card, so for me dri/card0.
>|
>| It should simply make_dev() "dri/card%d", the directory is created
>| by devfs on demand. You should not mkdir("/dev/dri");
>
>Sure, how do you tell at run time whether a system is running DEVFS or not,
if the sysctl variable vfs.devfs.generation exists you're running DEVFS.
In the kernel you check the value of the variable "devfs_present".
>There are going to be other things that assume that /dev/ is just another
>directory and are going to try to mkdir /dev/foo.
Just how did you do the mkdir ? From userland ? From the kernel ?
>I'll remove the mkdirs and leave the make_devs in and see how we go.
>Are there caveats with make_dev and DEVFS e.g. it only wants relative paths
>not full paths?
relative paths, no '.' entries.
--
Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
phk@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.
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