Date: Sun, 2 Apr 1995 00:33:30 +1000 From: Bruce Evans <bde@zeta.org.au> To: freebsd-current@FreeBSD.org, taob@gate.sinica.edu.tw Subject: Re: /usr/src/sys/sys/vnioctl.h Message-ID: <199504011433.AAA12680@godzilla.zeta.org.au>
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> First time compiling a -current kernel... hope I'm not missing
>something obvious. I want vnode support in the new kernel, but I get
>this when trying to compile /usr/src/sys/dev/vn/vn.c:
>../../dev/vn/vn.c: In function `vnioctl':
>../../dev/vn/vn.c:443: `VNIOCSET' undeclared (first use this function)
>...
You somehow have an old version of vn.c.
> Looking in <sys/vnioctl.h>:
>/*
> * Before you can use a unit, it must be configured with VNIOCSET.
> * The configuration persists across opens and closes of the device;
> * an VNIOCCLR must be used to reset a configuration. An attempt to
> * VNIOCSET an already active unit will return EBUSY.
> */
>#define VNIOCATTACH _IOWR('F', 0, struct vn_ioctl) /* attach file */
>#define VNIOCDETACH _IOWR('F', 1, struct vn_ioctl) /* detach disk */
>#define VNIOCGSET _IOWR('F', 2, u_long ) /* set global option */
>#define VNIOCGCLEAR _IOWR('F', 3, u_long ) /* reset --//-- */
>#define VNIOCUSET _IOWR('F', 4, u_long ) /* set unit option */
>#define VNIOCUCLEAR _IOWR('F', 5, u_long ) /* reset --//-- */
> The #defines for VNIOCSET and VNIOCCLR are nowhere to be found.
This is the current version. The comment no longer matches the code.
Bruce
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