Messages in this thread | | | From | Bodo Eggert <> | Subject | Re: O_DIRECT question | Date | Tue, 16 Jan 2007 21:26:55 +0100 |
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Helge Hafting <helge.hafting@aitel.hist.no> wrote: > Michael Tokarev wrote:
>> But seriously - what about just disallowing non-O_DIRECT opens together >> with O_DIRECT ones ? >> > Please do not create a new local DOS attack. > I open some important file, say /etc/resolv.conf > with O_DIRECT and just sit on the open handle. > Now nobody else can open that file because > it is "busy" with O_DIRECT ?
Suspend O_DIRECT access while non-O_DIRECT-fds are open, fdatasync on close? -- "Unix policy is to not stop root from doing stupid things because that would also stop him from doing clever things." - Andi Kleen
"It's such a fine line between stupid and clever" - Derek Smalls - 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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