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Date: Tue, 1 Sep 2026 17:52:24 +0200
From: Greg KH <gregkh@linuxfoundation.org>
To: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
Cc: Andrew Lunn <andrew@lunn.ch>, Sasha Levin <sashal@kernel.org>,
	Gary Guo <gary@garyguo.net>,
	Chunfeng Song <springbreeze@stu.pku.edu.cn>, netdev@vger.kernel.org,
	rust-for-linux@vger.kernel.org, fujita.tomonori@gmail.com,
	kuba@kernel.org, ojeda@kernel.org, boqun@kernel.org,
	hkallweit1@gmail.com, stable@vger.kernel.org
Subject: Re: [PATCH net v4] rust: net: phy: fix off-by-one bit positions in
 device status accessors
Message-ID: <2026090145-rebuilt-eldercare-9ff3@gregkh>
References: <20260901031824.1377498-1-springbreeze@stu.pku.edu.cn>
 <DL3YRAXKKEEI.GOGNVOO3AV02@garyguo.net>
 <c4740d62-6d51-462a-9d47-0af8477d39e7@lunn.ch>
 <CANiq72mXDgdFXy6w1qy=fewJwrjV6ognGrTgNkn_O6zVpzbgYw@mail.gmail.com>
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In-Reply-To: <CANiq72mXDgdFXy6w1qy=fewJwrjV6ognGrTgNkn_O6zVpzbgYw@mail.gmail.com>

On Tue, Sep 01, 2026 at 02:51:12PM +0200, Miguel Ojeda wrote:
> On Tue, Sep 1, 2026 at 2:48 PM Andrew Lunn <andrew@lunn.ch> wrote:
> >
> > Probably a FAQ, but what is the policy about toolchain versions for
> > stable kernels?
> 
> As far as I understand it, we are supposed to avoid changes unless
> they are truly needed.
> 
> So there can be exceptions, but I doubt we can easily change a minimum
> version without breaking a lot of users (e.g. distributions or users
> using those distributions that have a particular version provided).
> 
> But Cc'ing stable just in case.

Stable kernels should be able to build with newer toolchains, but we
shouldn't break them by forcing a toolchain update unless there is a
very good reason to do so.

thanks,

greg k-h