Date: Fri, 10 Feb 2017 06:46:13 -0800 From: David Wolfskill <david@catwhisker.org> To: Konstantin Belousov <kostikbel@gmail.com> Cc: Iblis Lin <iblis@hs.ntnu.edu.tw>, current@freebsd.org Subject: Re: dhclient fails: can't open and lock /var/db/dhclient.leases.wlan0: Bad file descriptor Message-ID: <20170210144613.GH1523@albert.catwhisker.org> In-Reply-To: <20170210141041.GR2092@kib.kiev.ua> References: <20170210132954.GE1523@albert.catwhisker.org> <20170210141041.GR2092@kib.kiev.ua>
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On Fri, Feb 10, 2017 at 04:10:41PM +0200, Konstantin Belousov wrote:
> ...
> Please try this.
>=20
> diff --git a/sys/kern/vfs_vnops.c b/sys/kern/vfs_vnops.c
> index 70cdcdc6f75..1f2cceaf7a6 100644
> --- a/sys/kern/vfs_vnops.c
> +++ b/sys/kern/vfs_vnops.c
> @@ -351,8 +351,8 @@ vn_open_vnode(struct vnode *vp, int fmode, struct ucr=
ed *cred,
> =20
> while ((fmode & (O_EXLOCK | O_SHLOCK)) !=3D 0) {
> KASSERT(fp !=3D NULL, ("open with flock requires fp"));
> - if (fp->f_type !=3D DTYPE_VNODE) {
> - error =3D EBADF;
> + if (fp->f_type !=3D DTYPE_NONE && fp->f_type !=3D DTYPE_VNODE) {
> + error =3D EOPNOTSUPP;
> break;
> }
> lock_flags =3D VOP_ISLOCKED(vp);
> diff --git a/sys/sys/file.h b/sys/sys/file.h
> index 353c92f365a..c51f26a41d2 100644
> --- a/sys/sys/file.h
> +++ b/sys/sys/file.h
> @@ -53,6 +53,7 @@ struct vnode;
> =20
> #endif /* _KERNEL */
> =20
> +#define DTYPE_NONE 0 /* not yet initialized */
> #define DTYPE_VNODE 1 /* file */
> #define DTYPE_SOCKET 2 /* communications endpoint */
> #define DTYPE_PIPE 3 /* pipe */
That seems to have done it -- thank you! :-)
Peace,
david
--=20
David H. Wolfskill david@catwhisker.org
How could one possibly "respect" a misogynist, racist, bullying con-man??!?
See http://www.catwhisker.org/~david/publickey.gpg for my public key.
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