Date: Sat, 1 Jul 1995 21:14:15 +0200 (MET DST) From: J Wunsch <j@uriah.heep.sax.de> To: imb@scgt.oz.au (michael butler) Cc: current@FreeBSD.org Subject: Re: NFS client no longer works :-( Message-ID: <199507011914.VAA03913@uriah.heep.sax.de> In-Reply-To: <199507011831.EAA04830@asstdc.scgt.oz.au> from "michael butler" at Jul 2, 95 04:31:27 am
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As michael butler wrote:
>
> gw3:~ # mount asstdc:/usr/src /mnt
> gw3:~ # ls /mnt
> ls: /mnt: Stale NFS file handle
> gw3:~ # umount /mnt
> umount: P<strange-chars>: No such file or directory
> gw3:~ # mount
> /dev/wd0a on / (NFS exported, local)
> /dev/wd0e on /usr (NFS exported, local)
Hmm, two possibilities. Either, it's the NFSv3 code, or it is my
recent fix for some weird NFSv2 servers. The latter change might
be reverted with:
Index: nfs_subs.c
===================================================================
RCS file: /usr/home/cvs/src/sys/nfs/nfs_subs.c,v
retrieving revision 1.16
retrieving revision 1.15
diff -u -r1.16 -r1.15
--- 1.16 1995/06/14 06:23:38
+++ 1.15 1995/05/30 08:12:43
@@ -34,7 +34,7 @@
* SUCH DAMAGE.
*
* @(#)nfs_subs.c 8.3 (Berkeley) 1/4/94
- * $Id: nfs_subs.c,v 1.16 1995/06/14 06:23:38 joerg Exp $
+ * $Id: nfs_subs.c,v 1.15 1995/05/30 08:12:43 rgrimes Exp $
*/
/*
@@ -712,26 +712,7 @@
fp = (struct nfsv2_fattr *)cp2;
vtyp = nfstov_type(fp->fa_type);
vmode = fxdr_unsigned(u_short, fp->fa_mode);
- /*
- * XXX
- *
- * The duplicate information returned in fa_type and fa_mode
- * is an ambiguity in the NFS version 2 protocol.
- *
- * VREG should be taken literally as a regular file. If a
- * server intents to return some type information differently
- * in the upper bits of the mode field (e.g. for sockets, or
- * FIFOs), NFSv2 mandates fa_type to be VNON. Anyway, we
- * leave the examination of the mode bits even in the VREG
- * case to avoid breakage for bogus servers, but we make sure
- * that there are actually type bits set in the upper part of
- * fa_mode (and failing that, trust the va_type field).
- *
- * NFSv3 cleared the issue, and requires fa_mode to not
- * contain any type information (while also introduing sockets
- * and FIFOs for fa_type).
- */
- if (vtyp == VNON || (vtyp == VREG && (vmode & S_IFMT) != 0))
+ if (vtyp == VNON || vtyp == VREG)
vtyp = IFTOVT(vmode);
if (isnq) {
rdev = fxdr_unsigned(long, fp->fa_nqrdev);
Please tell me if this has been the problem.
--
cheers, J"org
joerg_wunsch@uriah.heep.sax.de -- http://www.sax.de/~joerg/
Never trust an operating system you don't have sources for. ;-)
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