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Date: Thu, 13 Jun 2024 13:25:02 -0700
From: Boqun Feng <boqun.feng@gmail.com>
To: rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arch@vger.kernel.org, llvm@lists.linux.dev
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 Trevor Gross <tmgross@umich.edu>,	dakr@redhat.com
Subject: Re: [RFC 2/2] rust: sync: Add atomic support
Message-ID: <ZmtVngqKZ0arLzL-@boqun-archlinux>
References: <20240612223025.1158537-1-boqun.feng@gmail.com>
 <20240612223025.1158537-3-boqun.feng@gmail.com>
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On Wed, Jun 12, 2024 at 03:30:25PM -0700, Boqun Feng wrote:
[...]
> diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c
> index 48e7029f1054..99e6e2b2867f 100644
> --- a/arch/arm64/kernel/cpufeature.c
> +++ b/arch/arm64/kernel/cpufeature.c
> @@ -1601,6 +1601,8 @@ static bool
>  has_cpuid_feature(const struct arm64_cpu_capabilities *entry, int scope)
>  {
>  	u64 val = read_scoped_sysreg(entry, scope);
> +	if (entry->capability == ARM64_HAS_LSE_ATOMICS)
> +		return false;
>  	return feature_matches(val, entry);
>  }
>  

Yeah, this part was mis-committed, will remove it in the next version.

Regards,
Boqun

[...]