Messages in this thread |  | | | From | "H. Peter Anvin" <> | | Subject | Re: linux-2.4.0 breaks grub install into partition | | Date | 10 Jul 2000 17:42:25 -0700 |
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Followup to: <20000710202107.A13852@nemesis.ncsl.nist.gov> By author: Olivier Galibert <galibert@pobox.com> In newsgroup: linux.dev.kernel > On Mon, Jul 10, 2000 at 03:31:12PM -0700, H. Peter Anvin wrote: > > I see. Yes, Genesis writes to /dev/hda1, and if GRUB is writing to > > /dev/hda then I would agree 100% that GRUB is buggy. > > Why buggy? Grub knows about decoding partition tables and filesystems > (that's a killer feature for me), so why should it rely on the kernel > for that? I'd say that the kernel is buggy by having writes to > /dev/hda not being identical to writes to /dev/hda1 with an > appropriate offset. This violates the principle of least surprise > btw, there is only one physical device in there, and for no good > reason. >
Yes, for a good reason: performance.
You should rely on the kernel for it because you're playing on the kernel's turf by messing with a mounted filesystem, and gets to play by the kernel's rules.
-hpa -- <hpa@transmeta.com> at work, <hpa@zytor.com> in private! "Unix gives you enough rope to shoot yourself in the foot." http://www.zytor.com/~hpa/puzzle.txt
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