netdev - Re: [RFC PATCH] wifi: free SKBTX_WIFI_STATUS skb tx

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Message-ID: <20250324085340.46864b77@kernel.org>
Date: Mon, 24 Mar 2025 08:53:40 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: Johannes Berg <johannes@...solutions.net>
Cc: linux-wireless@...r.kernel.org, netdev@...r.kernel.org, Johannes Berg
 <johannes.berg@...el.com>
Subject: Re: [RFC PATCH] wifi: free SKBTX_WIFI_STATUS skb tx_flags flag

On Thu, 13 Mar 2025 13:49:39 +0100 Johannes Berg wrote:
> Someone mentioned today at netdevconf that we've run out of

Don't recall the mention, but I'd guess maybe Jason Xing during
his timestamping talk?  Change itself LGTM!

> tx_flags in the skb_shinfo(). Gain one bit back by removing
> the wifi bit. We should be able to do that because the only
> userspace application for it (hostapd) doesn't change the
> setting on the socket, it just uses different sockets, and
> normally doesn't even use this any more, sending the frames
> over nl80211 instead.