| To: | wje@fir.engr.sgi.com (William J. Earl) |
|---|---|
| Subject: | Re: Linux/SGI: MAP_AUTOGROW, F_ALLOCSP |
| From: | alan@lxorguk.ukuu.org.uk (Alan Cox) |
| Date: | Thu, 11 Sep 1997 08:26:10 +0100 (BST) |
| Cc: | miguel@nuclecu.unam.mx, linux@fir.engr.sgi.com |
| In-reply-to: | <199709110216.TAA26791@fir.engr.sgi.com> from "William J. Earl" at Sep 10, 97 07:16:48 pm |
| Sender: | owner-linux@cthulhu.engr.sgi.com |
> This seems reasonable enough. This code supports the "shm" shared > memory transport of Xsgi; other process mmap() the file to communicate > with the server. It is something of a hack (being not particularly secure). So you use mmap() based XShm rather than the SYS5 ipc based shm Linux currently uses. Makes some sense. As to secure well last time I looked nobody had yet fixed the auth bug so X and security aren't related anyway |
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