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From: Johannes Berg <johannes@sipsolutions.net>
To: Felix Fietkau <nbd@nbd.name>, linux-wireless@vger.kernel.org
Cc: kvalo@codeaurora.org
Subject: Re: [PATCH 8/8] mt76: validate rx CCMP PN
Date: Wed, 24 Jan 2018 17:20:20 +0100	[thread overview]
Message-ID: <1516810820.2508.45.camel@sipsolutions.net> (raw)
In-Reply-To: <7a022b57-af4a-78ee-aa8f-d0cd9eb17685@nbd.name>

On Wed, 2018-01-24 at 17:11 +0100, Felix Fietkau wrote:
> 
> I guess I will have to look into fragmentation. I have a second driver
> pending that only reports the CCMP PN outside of the packet, and for
> performance reasons I really don't want to translate it and move it to a
> place where mac80211 can parse it.
> I'm also looking into doing parallel rx in software to see if I can get
> more performance that way. I think for that I would also need CCMP PN
> validation in the driver.

Fair enough. We also do it, except we just decide that fragmented
packets we don't care and can use mac80211 - but we get the PN in-
frame, just can't always use mac80211 due to parallel RX.

johannes

  reply	other threads:[~2018-01-24 16:20 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-01-24 15:19 [PATCH 1/8] mt76: retry rx polling as long as there is budget left Felix Fietkau
2018-01-24 15:19 ` [PATCH 2/8] mt76: fix TSF value in probe responses Felix Fietkau
2018-01-24 15:19 ` [PATCH 3/8] mt76: add an intermediate struct for rx status information Felix Fietkau
2018-01-24 15:19 ` [PATCH 4/8] mt76: get station pointer by wcid and pass it to mac80211 Felix Fietkau
2018-01-24 15:19 ` [PATCH 5/8] mt76: implement A-MPDU rx reordering in the driver code Felix Fietkau
2018-01-24 15:19 ` [PATCH 6/8] mt76: split mt76_rx_complete Felix Fietkau
2018-01-24 15:19 ` [PATCH 7/8] mt76: pass the per-vif wcid to the core for multicast rx Felix Fietkau
2018-01-24 15:19 ` [PATCH 8/8] mt76: validate rx CCMP PN Felix Fietkau
2018-01-24 15:56   ` Johannes Berg
2018-01-24 16:11     ` Felix Fietkau
2018-01-24 16:20       ` Johannes Berg [this message]
2018-01-24 16:23         ` Felix Fietkau
2018-01-25 10:44   ` [PATCH v2 " Felix Fietkau
2018-01-26  9:21     ` [v2,8/8] " Kalle Valo
2018-01-26  9:20 ` [1/8] mt76: retry rx polling as long as there is budget left Kalle Valo

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