linux-kernel - Re: [PATCH v5 7/9] rust: file: add `Kuid` wrapper

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Message-ID: <CAH5fLgj8u925_5qW3n7OBd3tPxxdy4=BR=yWvzhyLN6TT6M+dQ@mail.gmail.com>
Date: Mon, 12 Feb 2024 11:04:47 +0100
From: Alice Ryhl <aliceryhl@...gle.com>
To: Trevor Gross <tmgross@...ch.edu>
Cc: Miguel Ojeda <ojeda@...nel.org>, Alex Gaynor <alex.gaynor@...il.com>, 
	Wedson Almeida Filho <wedsonaf@...il.com>, Boqun Feng <boqun.feng@...il.com>, Gary Guo <gary@...yguo.net>, 
	Björn Roy Baron <bjorn3_gh@...tonmail.com>, 
	Benno Lossin <benno.lossin@...ton.me>, Andreas Hindborg <a.hindborg@...sung.com>, 
	Peter Zijlstra <peterz@...radead.org>, Alexander Viro <viro@...iv.linux.org.uk>, 
	Christian Brauner <brauner@...nel.org>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
	Arve Hjønnevåg <arve@...roid.com>, 
	Todd Kjos <tkjos@...roid.com>, Martijn Coenen <maco@...roid.com>, 
	Joel Fernandes <joel@...lfernandes.org>, Carlos Llamas <cmllamas@...gle.com>, 
	Suren Baghdasaryan <surenb@...gle.com>, Dan Williams <dan.j.williams@...el.com>, 
	Kees Cook <keescook@...omium.org>, Matthew Wilcox <willy@...radead.org>, 
	Thomas Gleixner <tglx@...utronix.de>, Daniel Xu <dxu@...uu.xyz>, linux-kernel@...r.kernel.org, 
	rust-for-linux@...r.kernel.org, linux-fsdevel@...r.kernel.org, 
	Martin Rodriguez Reboredo <yakoyoku@...il.com>
Subject: Re: [PATCH v5 7/9] rust: file: add `Kuid` wrapper

On Sat, Feb 10, 2024 at 8:43 AM Trevor Gross <tmgross@...ch.edu> wrote:
>
> On Fri, Feb 9, 2024 at 5:22 AM Alice Ryhl <aliceryhl@...gle.com> wrote:
> >
> > Of course, once a wrapper for rcu_read_lock is available, it is
> > preferable to use that over either of the two above approaches.
>
> Is this worth a FIXME?

Shrug. I think a patch to introduce rcu_read_lock would go through the
helpers as a matter of course either way. But it also doesn't hurt.

Alice