linux-kernel - Re: [PATCH] ath10k: increase rx buffer size to 2048

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Message-ID: <3300912.TRQvxCK2vZ@bentobox>
Date:   Wed, 01 Apr 2020 09:00:49 +0200
From:   Sven Eckelmann <sven@...fation.org>
To:     ath10k@...ts.infradead.org
Cc:     Linus Lüssing <linus.luessing@...3.blue>,
        Linus Lüssing <ll@...onwunderlich.de>,
        Simon Wunderlich <sw@...onwunderlich.de>,
        netdev@...r.kernel.org, linux-wireless@...r.kernel.org,
        linux-kernel@...r.kernel.org, Ben Greear <greearb@...delatech.com>,
        "David S . Miller" <davem@...emloft.net>,
        Kalle Valo <kvalo@...eaurora.org>
Subject: Re: [PATCH] ath10k: increase rx buffer size to 2048

On Wednesday, 5 February 2020 20:10:43 CEST Linus Lüssing wrote:
> From: Linus Lüssing <ll@...onwunderlich.de>
> 
> Before, only frames with a maximum size of 1528 bytes could be
> transmitted between two 802.11s nodes.
> 
> For batman-adv for instance, which adds its own header to each frame,
> we typically need an MTU of at least 1532 bytes to be able to transmit
> without fragmentation.
> 
> This patch now increases the maxmimum frame size from 1528 to 1656
> bytes.
[...]

@Kalle, I saw that this patch was marked as deferred [1] but I couldn't find 
any mail why it was done so. It seems like this currently creates real world 
problems - so would be nice if you could explain shortly what is currently 
blocking its acceptance.

Kind regards,
	Sven

[1] https://patchwork.kernel.org/patch/11367055/
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