From: Link Mauve <linkmauve@linkmauve.fr>
To: "Mukesh Kumar Chaurasiya (IBM)" <mkchauras@gmail.com>
Cc: maddy@linux.ibm.com, mpe@ellerman.id.au, npiggin@gmail.com,
chleroy@kernel.org, peterz@infradead.org, jpoimboe@kernel.org,
jbaron@akamai.com, aliceryhl@google.com, rostedt@goodmis.org,
ardb@kernel.org, ojeda@kernel.org, boqun@kernel.org,
gary@garyguo.net, bjorn3_gh@protonmail.com, lossin@kernel.org,
a.hindborg@kernel.org, tmgross@umich.edu, dakr@kernel.org,
daniel.almeida@collabora.com, tamird@kernel.org,
acourbot@nvidia.com, work@onurozkan.dev, nathan@kernel.org,
ndesaulniers@google.com, morbo@google.com,
justinstitt@google.com, fujita.tomonori@gmail.com,
joelagnelf@nvidia.com, gregkh@linuxfoundation.org,
prafulrai522@gmail.com, nsc@kernel.org, japo@linux.ibm.com,
lina+kernel@asahilina.net, j@jannau.net, airlied@gmail.com,
linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org,
rust-for-linux@vger.kernel.org, llvm@lists.linux.dev
Subject: Re: [PATCH V17 4/7] rust/powerpc: Set min rustc version for powerpc
Date: Wed, 8 Jul 2026 10:39:30 +0200 [thread overview]
Message-ID: <ak4MwnDwIgdUhK3K@luna> (raw)
In-Reply-To: <20260708082454.1254320-5-mkchauras@gmail.com>
Hi,
On Wed, Jul 08, 2026 at 01:54:51PM +0530, Mukesh Kumar Chaurasiya (IBM) wrote:
> Minimum `rustc` version required for powerpc is 1.95 as some critical
> features required for compiling rust code for kernel are not there.
>
> For example Stable inline asm support which got merged in 1.95.
Didn’t we decide on 1.85.0 with the asm_experimental_arch feature
instead? And possibly on 64-bit 1.87.0 if it isn’t possible to disable
altivec correctly there?
>
> Link: https://github.com/rust-lang/rust/pull/147996
> Signed-off-by: Mukesh Kumar Chaurasiya (IBM) <mkchauras@gmail.com>
> ---
> scripts/min-tool-version.sh | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/scripts/min-tool-version.sh b/scripts/min-tool-version.sh
> index 031f2192b390..99bfdcaa3396 100755
> --- a/scripts/min-tool-version.sh
> +++ b/scripts/min-tool-version.sh
> @@ -33,6 +33,8 @@ llvm)
> rustc)
> if [ "$SRCARCH" = "s390" ]; then
> echo 1.96.0
> + elif [ "$ARCH" = powerpc ]; then
> + echo 1.95.0
> else
> echo 1.85.0
> fi
> --
> 2.55.0
>
>
--
Link Mauve
next prev parent reply other threads:[~2026-07-08 8:39 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-08 8:24 [PATCH V17 0/7] Rust Support for powerpc Mukesh Kumar Chaurasiya (IBM)
2026-07-08 8:24 ` [PATCH V17 1/7] rust: Fix "multiple candidates for rmeta dependency core" error Mukesh Kumar Chaurasiya (IBM)
2026-07-08 8:24 ` [PATCH V17 2/7] dma-resv: Fix undefined symbol when CONFIG_DMA_SHARED_BUFFER is disabled Mukesh Kumar Chaurasiya (IBM)
2026-07-08 8:24 ` [PATCH V17 3/7] powerpc/jump_label: adjust inline asm to be consistent Mukesh Kumar Chaurasiya (IBM)
2026-07-08 8:24 ` [PATCH V17 4/7] rust/powerpc: Set min rustc version for powerpc Mukesh Kumar Chaurasiya (IBM)
2026-07-08 8:39 ` Link Mauve [this message]
2026-07-08 15:09 ` Mukesh Kumar Chaurasiya
2026-07-08 8:24 ` [PATCH V17 5/7] rust: Make __udivdi3() and __umoddi3() panic Mukesh Kumar Chaurasiya (IBM)
2026-07-08 8:24 ` [PATCH V17 6/7] rust: Add PowerPC support Mukesh Kumar Chaurasiya (IBM)
2026-07-08 8:24 ` [PATCH V17 7/7] powerpc: Enable Rust for ppc64le Mukesh Kumar Chaurasiya (IBM)
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