Date: Thu, 22 Aug 2002 17:55:53 -0700 (PDT) From: Nate Lawson <nate@root.org> To: freebsd-bugs@FreeBSD.org, freebsd-gnats-submit@freebsd.org Cc: cyrille.lefevre@laposte.net, alfred@freebsd.org Subject: Re: kern/41527: unable to umount /dev/fd Message-ID: <Pine.BSF.4.21.0208221749130.60931-100000@root.org> In-Reply-To: <200208220106.g7M16Lnm031116@freefall.freebsd.org>
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Please use the following patch. I have tested it and it works fine.
Since alfred has been in the code a lot recently, I'll commit the
following if he agrees.
-Nate
--- fdesc_vfsops.c.orig Fri Mar 29 20:03:52 2002
+++ fdesc_vfsops.c Thu Aug 22 17:40:23 2002
@@ -79,6 +79,10 @@
int error = 0;
struct fdescmount *fmp;
struct vnode *rvp;
+ size_t size;
+
+ if (path == NULL)
+ panic("fdesc_mount: cannot mount as root");
/*
* Update is a no-op
@@ -100,6 +104,8 @@
mp->mnt_data = (qaddr_t) fmp;
vfs_getnewfsid(mp);
+ (void) copyinstr(path, mp->mnt_stat.f_mntonname, MNAMELEN - 1, &size);
+ bzero(mp->mnt_stat.f_mntonname + size, MNAMELEN - size);
bzero(mp->mnt_stat.f_mntfromname, MNAMELEN);
bcopy("fdesc", mp->mnt_stat.f_mntfromname, sizeof("fdesc"));
(void)fdesc_statfs(mp, &mp->mnt_stat, p);
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