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References: <20231215194828.2611213-1-mmaurer@google.com> <ca0f2db8-e353-4f52-aaa1-35042e52ad91@intel.com>
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From: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
Date: Sat, 3 Feb 2024 14:35:11 +0100
Message-ID: <CANiq72m3-j_ZmwfSCZG+-uMr9fzocMmUJhDkjgspzCKbYbbO_w@mail.gmail.com>
Subject: Re: [PATCH] x86: rust: Disable entry padding with Rust
To: Dave Hansen <dave.hansen@intel.com>
Cc: Matthew Maurer <mmaurer@google.com>, Thomas Gleixner <tglx@linutronix.de>, 
	Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>, 
	Dave Hansen <dave.hansen@linux.intel.com>, x86@kernel.org, 
	Miguel Ojeda <ojeda@kernel.org>, Alex Gaynor <alex.gaynor@gmail.com>, 
	Wedson Almeida Filho <wedsonaf@gmail.com>, "H. Peter Anvin" <hpa@zytor.com>, Boqun Feng <boqun.feng@gmail.com>, 
	Gary Guo <gary@garyguo.net>, =?UTF-8?Q?Bj=C3=B6rn_Roy_Baron?= <bjorn3_gh@protonmail.com>, 
	Benno Lossin <benno.lossin@proton.me>, Andreas Hindborg <a.hindborg@samsung.com>, 
	Alice Ryhl <aliceryhl@google.com>, linux-kernel@vger.kernel.org, 
	rust-for-linux@vger.kernel.org
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On Wed, Jan 31, 2024 at 9:32=E2=80=AFPM Dave Hansen <dave.hansen@intel.com>=
 wrote:
>
> That way, someone who is using CALL_DEPTH_TRACKING doesn't accidentally
> lose it by turning on RUST.  To turn on RUST, they'd first need to go
> turn off the things that are selecting CALL_THUNKS.

+1, we should prefer to avoid disabling other things, especially since
Rust is still a bit of an "expert" option, so please feel free to add
it to the `RUST` list.

Cheers,
Miguel