Return-path: Received: from ug-out-1314.google.com ([66.249.92.173]:38382 "EHLO ug-out-1314.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752776AbYLMAUO (ORCPT ); Fri, 12 Dec 2008 19:20:14 -0500 Received: by ug-out-1314.google.com with SMTP id 39so11926ugf.37 for ; Fri, 12 Dec 2008 16:20:12 -0800 (PST) Message-ID: <4942FFB8.4060608@gmail.com> (sfid-20081213_012027_275766_F422B4D8) Date: Fri, 12 Dec 2008 19:20:08 -0500 From: Richard Farina MIME-Version: 1.0 To: Johannes Berg CC: =?UTF-8?B?U3RlZmFuaWsgR8OhYm9y?= , "John W. Linville" , linux-wireless Subject: Re: [RFC 0/3] cfg80211, mac80211: Introduce radiotap flags for finer userspace control of injection References: <69e28c910812121432k1e8732bcma77e489d247ecdf4@mail.gmail.com> (sfid-20081212_233239_864570_76D3B7E9) <1229121467.3565.2.camel@johannes.berg> In-Reply-To: <1229121467.3565.2.camel@johannes.berg> Content-Type: text/plain; charset=UTF-8; format=flowed Sender: linux-wireless-owner@vger.kernel.org List-ID: Johannes Berg wrote: > On Fri, 2008-12-12 at 23:32 +0100, Stefanik G=C3=A1bor wrote: > =20 >> Userspace packet injector applications might want to transmit packet= s >> that are, by design, not supposed to be acked. In other cases, an >> injector application may need to control the sequence number of the >> packets it transmits. Introduce 2 new flags in the "TX flags" Radiot= ap >> fields, controlling these 2 behaviors. >> >> The new fields are as follows: >> >> * IEEE80211_RADIOTAP_TX_FLAGS >> >> IEEE80211_RADIOTAP_F_TX_NO_ACK: Transmit the packet once with no = waiting for >> an ACK and no retrying if no ACK received >> IEEE80211_RADIOTAP_F_TX_NO_SEQ: Use the sequence number already p= resent in >> the 802.11 header, do not generate a new one >> in the driver/stack. Useful when injecting >> fragments with the same sequence number. >> =20 > > Umm, these aren't really defined by radiotap yet. Does all of this ha= ve > to be NOW? > > =20 Is there a compelling reason to prohibit progress? --Rick > johannes > =20 -- To unsubscribe from this list: send the line "unsubscribe linux-wireles= s" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html