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Message-ID: <496A0C4E.5040502@s5r6.in-berlin.de> Date: Sun, 11 Jan 2009 16:12:14 +0100 From: Stefan Richter <stefanr@...6.in-berlin.de> To: joseluismarchetti@...oo.com.br CC: linux-kernel@...r.kernel.org, netdev@...r.kernel.org Subject: MAC address runtime configuration in new driver (was Re: ...no subject) Jose Luis Marchetti wrote: > Hi, > > I would like to open/read/write/close a regular file from my device > driver. > I think it would be possible, but I am confused, the "The Linux Kernel > Module Programming Guide" states that I can not use standard libraries > from within a module, I know the standard library ends up calling > system calls, but which calls should I use to deal with regular > files ? http://kernelnewbies.org/FAQ/WhyWritingFilesFromKernelIsBad discusses this. > I am developing a Ethernet driver and the Mac address configuration > > Thanks in advance! > > José Luís Marchetti Userspace could write the necessary configuration data into the kernel, for example a sysfs attribute. Of course the attribute could also be readable. But perhaps there are already established mechanisms for exactly this purpose. I added Cc: netdev, maybe somebody there can give advice. -- Stefan Richter -=====-==--= ---= -=-== http://arcgraph.de/sr/ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.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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