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Message-Id: <201104012143.23261.arnd@arndb.de> Date: Fri, 1 Apr 2011 21:43:23 +0200 From: Arnd Bergmann <arnd@...db.de> To: Aloisio Almeida <aloisio.almeida@...nbossa.org> Cc: Samuel Ortiz <sameo@...ux.intel.com>, Waldemar.Rymarkiewicz@...to.com, linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org, hthebaud@...idefr.com, matti.j.aaltonen@...ia.com, alan@...rguk.ukuu.org.uk, Sebastian.Chlad@...to.com Subject: Re: [PATCH] NFC: Driver for Inside Secure MicroRead NFC chip On Friday 01 April 2011 20:19:30 Aloisio Almeida wrote: > We are finalizing a NFC stack prototype and we decided to use generic > netlink. But during the implementation we found a disadvantage of this > approach. > > While implementing data_exchange through netlink, it was not possible > to avoid memcpy as the skbuff coming from netlink can contain more > than one message. I don't think anyone in this thread suggested using netlink for user data. > We didn't find any implementation that uses netlink to exchage data. > As in the nl80211, the netlink is used only for control commands. Yes, that is the normal way to do it. > We plan to publish for comments this prototype early next week. Then > we plan to implement a version using AF_NFC. Sounds good. Arnd -- 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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