linux-kernel - RE: [PATCH rtw-next v3 2/2] wifi: rtw89: Fix inadverent sharing of struct ieee80211_supported

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Message-ID: <7b2405f82b8f4b879d10453dde55a7f3@realtek.com>
Date: Wed, 30 Apr 2025 00:16:47 +0000
From: Ping-Ke Shih <pkshih@...ltek.com>
To: Ondřej Jirman <megi@....cz>
CC: "linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH rtw-next v3 2/2] wifi: rtw89: Fix inadverent sharing of struct ieee80211_supported_band data

Ondřej Jirman <megi@....cz> wrote:
> 
> Internally wiphy writes to individual channels in this structure,
> so we must not share one static definition of channel list between
> multiple device instances, because that causes hard to debug
> breakage.
> 
> For example, with two rtw89 driven devices in the system, channel
> information may get incoherent, preventing channel use.
> 
> Signed-off-by: Ondrej Jirman <megi@....cz>

Acked-by: Ping-Ke Shih <pkshih@...ltek.com>

Thanks for your prompt work. :-)