Date: Tue, 28 Oct 1997 18:06:24 +1030 From: Mike Smith <mike@smith.net.au> To: Christoph Kukulies <kuku@gilberto.physik.RWTH-Aachen.DE> Cc: Mike Smith <mike@smith.net.au>, Peter Dufault <dufault@hda.com>, freebsd-hackers@freefall.FreeBSD.org Subject: Re: mmap/mlock problem Message-ID: <199710280736.SAA01858@word.smith.net.au> In-Reply-To: Your message of "Tue, 28 Oct 1997 08:27:05 BST." <19971028082704.21011@gil.physik.rwth-aachen.de>
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> > The portion of code behaves correctly when executed in the > driver but executed in the user process (being root) it behaves > differently. (accessing the memory region mapped by the driver). Ah, now I understand. I think you said this before. Can you show us how you are mapping, and then accessing the device? It sounds like you've got something confused in either the driver or the application, as the memory region itself is OK. mike
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