Hi
I have something similar to this, and it goes slightly further.
Yes, it is this simple :-).
M
> I was playing with bind9 and got the typical:
>
> On FreeBSD systems, the server logs error messages like "fcntl(8,
> F_SETFL, 4): Inappropriate ioctl for device". This is due to
> a bug in the FreeSBD /dev/random device. The bug has been
> reported to the FreeBSD maintainers. Versions of OpenBSD prior
> to 2.8 have a similar problem.
>
> I took a look at what OpenBSD did and it looks like they just
> no-op'd out the ioctl:
>
> http://www.openbsd.org/cgi-bin/cvsweb/src/sys/dev/rnd.c?r1=1.40&r2=1.41
>
> I have a patch that seems to shut bind up, but I'm not 100% sure
> this is the right fix, as it looks like it just fakes the nonblocking
> access to the random devices.
>
> Here's my patch (I can probably generate this for alpha):
>
> Index: mem.c
> ===================================================================
> RCS file: /home/ncvs/src/sys/i386/i386/mem.c,v
> retrieving revision 1.79.2.4
> diff -u -u -r1.79.2.4 mem.c
> --- mem.c 2000/08/04 22:31:07 1.79.2.4
> +++ mem.c 2000/11/13 23:53:43
> @@ -57,6 +57,7 @@
> #include <sys/proc.h>
> #include <sys/random.h>
> #include <sys/signalvar.h>
> +#include <sys/filio.h>
> #include <sys/uio.h>
>
> #include <machine/frame.h>
> @@ -465,8 +466,20 @@
> * selecting and inspecting which interrupts are used in the muck
> * gathering business.
> */
> - if (cmd != MEM_SETIRQ && cmd != MEM_CLEARIRQ && cmd != MEM_RETURNIRQ)
> + switch (cmd) {
> + case FIOASYNC:
> + /* rnd has no async flag in softc so this is really a no-op. */
> + /* FALLTHROUGH */
> + case FIONBIO:
> + /* Handled in the upper FS layer. */
> + return (0);
> + case MEM_SETIRQ:
> + case MEM_CLEARIRQ:
> + case MEM_RETURNIRQ:
> + break;
> + default:
> return (ENOTTY);
> + }
>
> /*
> * Even inspecting the state is privileged, since it gives a hint
>
> Did I miss part of the OpenBSD delta? This looks too easy. :(
>
> --
> -Alfred Perlstein - [[EMAIL PROTECTED]|[EMAIL PROTECTED]]
> "I have the heart of a child; I keep it in a jar on my desk."
>
--
Mark Murray
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