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Removed since this patch is now in the current 2.4.x kernel
tree. -Erik
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@ -1,66 +0,0 @@
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On Sat Jul 01, 2000 at 12:04:36PM -0400, Alexander Viro wrote:
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>
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> Try to trace the path from their roots to absolute root(s)... They simply
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> should not be in the output - that's a debugging stuff and I have no
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> problems with removing it from /proc/mounts. No heuristics needed - we
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> can pass NULL as dev_name in kern_mount() and check for NULL ->mnt_devname
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> in get_filesystem_info(). I'll do that as soon as threading patches will
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> be over (hopefully RSN - they went to Linus).
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>
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Ok, cool. So something like then? I kept in the filter for FS_NOMOUNT
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filesystems, as I assume those should never show up in /proc/mounts, and added
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that filter to the /proc/filesystems listing as well.
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-Erik
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--
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Erik B. Andersen Web: http://www.xmission.com/~andersen/
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email: andersee@debian.org
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--This message was written using 73% post-consumer electrons--
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--- fs/super.c.virgin Wed Jun 28 22:42:35 2000
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+++ fs/super.c Mon Jul 3 12:07:07 2000
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@@ -251,6 +251,10 @@ int get_filesystem_list(char * buf)
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read_lock(&file_systems_lock);
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tmp = file_systems;
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while (tmp && len < PAGE_SIZE - 80) {
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+ /* Filter out any filesystems that are marked as FS_NOMOUNT.
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+ * User space doesn't need to know or care about them */
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+ if (tmp->fs_flags & FS_NOMOUNT)
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+ continue;
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len += sprintf(buf+len, "%s\t%s\n",
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(tmp->fs_flags & FS_REQUIRES_DEV) ? "" : "nodev",
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tmp->name);
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@@ -443,6 +447,16 @@ int get_filesystem_info( char *buf )
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path = d_path(tmp->mnt_root, tmp, buffer, PAGE_SIZE);
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if (!path)
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continue;
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+ /* Filter out any filesystems that are marked as FS_NOMOUNT.
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+ * User space doesn't need to know or care about them */
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+ if (tmp->mnt_sb->s_type->fs_flags & FS_NOMOUNT)
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+ continue;
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+ /* kern_mount() allows the kernel to mount internal-use-only
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+ * filesystems, and marks then with ->mnt_devname==NULL, so
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+ * filter out those here */
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+ if (tmp->mnt_devname == NULL)
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+ continue;
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+
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len += sprintf( buf + len, "%s %s %s %s",
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tmp->mnt_devname, path,
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tmp->mnt_sb->s_type->name,
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@@ -895,7 +909,7 @@ struct vfsmount *kern_mount(struct file_
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put_unnamed_dev(dev);
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return ERR_PTR(-EINVAL);
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}
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- mnt = add_vfsmnt(sb, sb->s_root, sb->s_root, NULL, "none", type->name);
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+ mnt = add_vfsmnt(sb, sb->s_root, sb->s_root, NULL, NULL, type->name);
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if (!mnt) {
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kill_super(sb, 0);
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return ERR_PTR(-ENOMEM);
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-
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