Date: Fri, 25 Dec 1998 22:00:24 -0500 (EST) From: Brian Feldman <green@unixhelp.org> To: Bruce Evans <bde@zeta.org.au> Cc: current@FreeBSD.ORG Subject: Re: revoke of fifos Message-ID: <Pine.BSF.4.05.9812252156110.24123-100000@janus.syracuse.net> In-Reply-To: <199812251047.VAA29549@godzilla.zeta.org.au>
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On Fri, 25 Dec 1998, Bruce Evans wrote: > >revoke(2) on VFIFO types is broken now, leading to stranded mbuf's. I suppose > > I don't think it has ever worked in BSD. Nor should it need to since, according to revoke.2: Access to a file may be revoked only by its owner or the super user. The revoke() function is currently supported only for block and character special device files. > > >bde is tracking this down, but for now, why don't we return EINVAL in revoke(2)? > > I thought it wasn't urgent because I thought that only root could revoke :-(. Nope. Also, to keep in accordance with the manpage, look at the code in -STABLE, which actually seems to be correct: vp = nd.ni_vp; if (vp->v_type != VCHR && vp->v_type != VBLK) { error = EINVAL; goto out; } error = VOP_GETATTR(vp, &vattr, p->p_ucred, p); > > Bruce > Brian Feldman _ __ ___ ___ ___ green@unixhelp.org _ __ ___ | _ ) __| \ http://www.freebsd.org/ _ __ ___ ____ | _ \__ \ |) | FreeBSD: The Power to Serve! _ __ ___ ____ _____ |___/___/___/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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