Messages in this thread |  | | Date | Tue, 25 Sep 2001 23:11:24 -0700 (PDT) | From | Kirill Ratkin <> | Subject | Re: How to exchange data between Kernel & User Space |
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Use mmap and see exmaple here: http://www.kernelnewbies.org/code/mmap/
Regards,
--- Matti Aarnio <matti.aarnio@zmailer.org> wrote: > On Wed, Sep 26, 2001 at 09:21:25AM +0530, Gangadhar > Uppala wrote: > > Hi All, > > Here we are in need of a design decision . The > problem is as follows: > > > > We are writing device driver for network adapter, > as part of this we need to > > exchange some information between user and > kernel(driver) and vice versa. As > > i know this can be implemented using IOCTLs. > Please suggest an alternative > > approach for this. > > Why the system supplied standard set of ioctls > isn't enough ? > Or is not extendible ? > > Something very special you need to do ? > Is high bandwidth needed at this communication ? > > For normal network traffic the communication goes > via kernel internal > packet reception path, but if you want to do > something totally different, > suggesting alternates needs an idea of what you > are aiming at. > > > Please keep a copy for me, because i am not > subscriber to this list. > > > > Thanks > > Gangadhar > > /Matti Aarnio > - > 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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