Date: Sun, 7 Nov 2004 12:07:46 -0800 (PST) From: Matthew Dillon <dillon@apollo.backplane.com> To: "Poul-Henning Kamp" <phk@phk.freebsd.dk> Cc: John-Mark Gurney <gurney_j@resnet.uoregon.edu> Subject: Re: Multi-threading access to device drivers. Message-ID: <200411072007.iA7K7kgR044165@apollo.backplane.com> References: <18262.1099813719@critter.freebsd.dk>
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:> If it's a regular file [...]
:
:BZZZT! Wrong, but thanks for playing. (We are talking devices here)
:
:--
:Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
Well, most devices don't give a damn about the file offset supplied
in the UIO from the file descriptor, so if it isn't a regular file
why would you care? You should just parallel entry into the device and
let the device take care of any required serialization.
-Matt
Matthew Dillon
<dillon@backplane.com>
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