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author | schweikh <schweikh@FreeBSD.org> | 2002-10-10 19:16:10 +0000 |
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committer | schweikh <schweikh@FreeBSD.org> | 2002-10-10 19:16:10 +0000 |
commit | c554f3f243edb4d8d871d1a18bc93317486c8b95 (patch) | |
tree | 3db8316fad8a4b4e3240954a9b7156d3dfa55025 /sbin/disklabel | |
parent | ffa065804191d56f72fd453db8b044f570cfa014 (diff) | |
download | FreeBSD-src-c554f3f243edb4d8d871d1a18bc93317486c8b95.zip FreeBSD-src-c554f3f243edb4d8d871d1a18bc93317486c8b95.tar.gz |
Document that write(2) et al can return EROFS for attempts to write the
disk label area.
PR: 43891
Submitted by: Diomidis D. Spinellis <dds@istlab.dmst.aueb.gr>
MFC after: 3 days
Diffstat (limited to 'sbin/disklabel')
-rw-r--r-- | sbin/disklabel/disklabel.8 | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sbin/disklabel/disklabel.8 b/sbin/disklabel/disklabel.8 index 32ed01c..7c71bd7 100644 --- a/sbin/disklabel/disklabel.8 +++ b/sbin/disklabel/disklabel.8 @@ -314,7 +314,10 @@ useful to see how a partitioning scheme will work out for a specific disk. .Ss Enabling and disabling writing to the disk label area .Pp By default, it is not possible to write to the disk label area at the beginning -of a disk. The disk driver silently ignores any attempt to do so. If you need +of a disk. The disk driver arranges for +.Xr write 2 +and similar system calls +to return EROFS on any attempt to do so. If you need to write to this area (for example, to obliterate the label), use the form .Pp .Nm |