linux-kernel - Re: [PATCH v2] net: ethernet: mtk_ppe: Change PPE entries number to 16K

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Message-ID: <20240702110224.74abfcea@kernel.org>
Date: Tue, 2 Jul 2024 11:02:24 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: Shengyu Qu <wiagn233@...look.com>
Cc: nbd@....name, sean.wang@...iatek.com, Mark-MC.Lee@...iatek.com,
 lorenzo@...nel.org, davem@...emloft.net, edumazet@...gle.com,
 pabeni@...hat.com, matthias.bgg@...il.com,
 angelogioacchino.delregno@...labora.com, pablo@...filter.org,
 netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-mediatek@...ts.infradead.org,
 stable@...r.kernel.org, Elad Yifee <eladwf@...il.com>
Subject: Re: [PATCH v2] net: ethernet: mtk_ppe: Change PPE entries number to
 16K

On Tue, 25 Jun 2024 19:16:54 +0800 Shengyu Qu wrote:
> MT7981,7986 and 7988 all supports 32768 PPE entries, and MT7621/MT7620
> supports 16384 PPE entries, but only set to 8192 entries in driver. So
> incrase max entries to 16384 instead.
> 
> Cc: stable@...r.kernel.org
> Signed-off-by: Elad Yifee <eladwf@...il.com>
> Signed-off-by: Shengyu Qu <wiagn233@...look.com>
> Fixes: ba37b7caf1ed ("net: ethernet: mtk_eth_soc: add support for initializing the PPE")

nit: Fixes tag usually goes before the sign-offs

This doesn't strike me as a bug fix, tho. What's the user-visible
impact? We can't utilize HW to its full abilities?
-- 
pw-bot: cr