From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Peter Zijlstra <peterz@infradead.org>
Cc: "Boqun Feng" <boqun.feng@gmail.com>,
rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arch@vger.kernel.org, llvm@lists.linux.dev,
"Miguel Ojeda" <ojeda@kernel.org>,
"Alex Gaynor" <alex.gaynor@gmail.com>,
"Wedson Almeida Filho" <wedsonaf@gmail.com>,
"Gary Guo" <gary@garyguo.net>,
"Björn Roy Baron" <bjorn3_gh@protonmail.com>,
"Benno Lossin" <benno.lossin@proton.me>,
"Andreas Hindborg" <a.hindborg@samsung.com>,
"Alice Ryhl" <aliceryhl@google.com>,
"Alan Stern" <stern@rowland.harvard.edu>,
"Andrea Parri" <parri.andrea@gmail.com>,
"Will Deacon" <will@kernel.org>,
"Nicholas Piggin" <npiggin@gmail.com>,
"David Howells" <dhowells@redhat.com>,
"Jade Alglave" <j.alglave@ucl.ac.uk>,
"Luc Maranget" <luc.maranget@inria.fr>,
"Paul E. McKenney" <paulmck@kernel.org>,
"Akira Yokosawa" <akiyks@gmail.com>,
"Daniel Lustig" <dlustig@nvidia.com>,
"Joel Fernandes" <joel@joelfernandes.org>,
"Nathan Chancellor" <nathan@kernel.org>,
"Nick Desaulniers" <ndesaulniers@google.com>,
kent.overstreet@gmail.com, elver@google.com,
"Mark Rutland" <mark.rutland@arm.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, "H. Peter Anvin" <hpa@zytor.com>,
"Catalin Marinas" <catalin.marinas@arm.com>,
torvalds@linux-foundation.org,
linux-arm-kernel@lists.infradead.org,
linux-fsdevel@vger.kernel.org, "Trevor Gross" <tmgross@umich.edu>,
dakr@redhat.com
Subject: Re: [RFC 1/2] rust: Introduce atomic API helpers
Date: Thu, 13 Jun 2024 12:03:03 +0200 [thread overview]
Message-ID: <2024061353-stillness-unearned-dc4f@gregkh> (raw)
In-Reply-To: <20240613091747.GB17707@noisy.programming.kicks-ass.net>
On Thu, Jun 13, 2024 at 11:17:47AM +0200, Peter Zijlstra wrote:
> On Thu, Jun 13, 2024 at 07:38:51AM +0200, Greg Kroah-Hartman wrote:
> > On Wed, Jun 12, 2024 at 03:30:24PM -0700, Boqun Feng wrote:
> > > +// Generated by scripts/atomic/gen-rust-atomic-helpers.sh
> > > +// DO NOT MODIFY THIS FILE DIRECTLY
> >
> > Why not just build this at build time and not check the file into the
> > tree if it is always automatically generated? That way it never gets
> > out of sync. We do this for other types of auto-generated files in the
> > kernel today already.
>
> Part of the problem is, is that a *TON* of files depend on the atomic.h
> headers. If we'd generate it on every build, you'd basically get to
> rebuild the whole kernel every single time.
>
> Also, these files don't change too often. And if you look, there's a
> hash in those files which is used to check if things somehow got stale.
Ok, fair enough, if you all don't think this will change often...
next prev parent reply other threads:[~2024-06-13 10:03 UTC|newest]
Thread overview: 56+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-12 22:30 [RFC 0/2] Initial LKMM atomics support in Rust Boqun Feng
2024-06-12 22:30 ` [RFC 1/2] rust: Introduce atomic API helpers Boqun Feng
2024-06-13 5:38 ` Greg Kroah-Hartman
2024-06-13 9:17 ` Peter Zijlstra
2024-06-13 10:03 ` Greg Kroah-Hartman [this message]
2024-06-13 10:36 ` Mark Rutland
2024-06-14 10:31 ` Mark Rutland
2024-06-14 20:13 ` Boqun Feng
2024-06-12 22:30 ` [RFC 2/2] rust: sync: Add atomic support Boqun Feng
2024-06-13 5:40 ` Greg Kroah-Hartman
2024-06-13 13:44 ` Gary Guo
2024-06-13 16:30 ` Boqun Feng
2024-06-13 17:19 ` Gary Guo
2024-06-13 17:22 ` Miguel Ojeda
2024-06-13 19:05 ` Boqun Feng
2024-06-14 9:59 ` Miguel Ojeda
2024-06-14 14:33 ` Boqun Feng
2024-06-14 21:22 ` Benno Lossin
2024-06-15 1:33 ` Boqun Feng
2024-06-15 7:09 ` Benno Lossin
2024-06-15 22:12 ` Boqun Feng
2024-06-16 9:46 ` Benno Lossin
2024-06-16 14:08 ` Boqun Feng
2024-06-16 15:06 ` Benno Lossin
2024-06-16 15:34 ` Boqun Feng
2024-06-16 15:55 ` Benno Lossin
2024-06-16 16:30 ` Boqun Feng
2024-06-19 9:09 ` Benno Lossin
2024-06-19 15:00 ` Boqun Feng
2024-06-16 17:05 ` Boqun Feng
2024-06-16 9:51 ` Kent Overstreet
2024-06-16 14:16 ` Boqun Feng
2024-06-16 14:35 ` Boqun Feng
2024-06-16 15:14 ` Miguel Ojeda
2024-06-16 15:32 ` Kent Overstreet
2024-06-16 15:54 ` Boqun Feng
2024-06-16 17:30 ` Boqun Feng
2024-06-16 17:59 ` Kent Overstreet
2024-06-16 15:50 ` Boqun Feng
2024-06-16 15:23 ` Kent Overstreet
2024-06-15 1:03 ` John Hubbard
2024-06-15 1:24 ` Boqun Feng
2024-06-15 1:28 ` John Hubbard
2024-06-15 2:39 ` Boqun Feng
2024-06-15 2:51 ` John Hubbard
2024-06-16 14:51 ` Gary Guo
2024-06-16 15:06 ` Boqun Feng
2024-06-17 5:36 ` Boqun Feng
2024-06-17 5:42 ` Boqun Feng
2024-06-19 9:30 ` Benno Lossin
2024-06-16 0:51 ` Andrew Lunn
2024-06-14 9:51 ` Peter Zijlstra
2024-06-14 14:18 ` Boqun Feng
2024-06-13 20:25 ` Boqun Feng
2024-06-14 10:40 ` Mark Rutland
2024-06-14 20:20 ` Boqun Feng
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