Messages in this thread | | | From | "H. Peter Anvin" <> | Subject | Re: [PATCH] kill i_dev | Date | 21 Nov 2002 16:22:54 -0800 |
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Followup to: <Pine.LNX.4.44.0211211548530.5779-100000@penguin.transmeta.com> By author: Linus Torvalds <torvalds@transmeta.com> In newsgroup: linux.dev.kernel > > Applied. > > > There is a single side effect: a stat on a socket now sees > > a nonzero st_dev. There is nothing against that - FreeBSD > > has a nonzero value as well - but there is at least one > > utility (fuser) that will need an update. > > Looking at the patch (not testing it), as far as I can tell we'll return a > basically random number that is just whatever the anonymous super-block > was allocated, right? > > I'm not convinced that returning random numbers to user space is > necessarily a great idea.. That said, I think we already do it for unnamed > pipes anyway, so I'm more wondering if we should have some way to map > these numbews (in user space) to a valid thing, so that they wouldn't just > be random numbers. >
What's really important is that they don't map to anything else. I don't think it matters what the numbers is, since there is a much better way to find out that you're a pipe or a socket.
-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 <amsp@zytor.com> - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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