From: Peter Zijlstra <peterz@infradead.org>
To: Uros Bizjak <ubizjak@gmail.com>
Cc: x86@kernel.org, linux-kernel@vger.kernel.org,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@kernel.org>, Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
"H. Peter Anvin" <hpa@zytor.com>
Subject: Re: [PATCH] x86/asm: Use RDPKRU and WRPKRU mnemonics in <asm/special_insns.h>
Date: Mon, 16 Jun 2025 10:53:32 +0200 [thread overview]
Message-ID: <20250616085332.GD1613376@noisy.programming.kicks-ass.net> (raw)
In-Reply-To: <CAFULd4YQe=xb2-GH8EHLyiNQL=uCBZ7QAqmasyroT9ZhPoRRwg@mail.gmail.com>
On Mon, Jun 16, 2025 at 10:47:58AM +0200, Uros Bizjak wrote:
> On Mon, Jun 16, 2025 at 10:39 AM Peter Zijlstra <peterz@infradead.org> wrote:
> >
> > On Mon, Jun 16, 2025 at 10:35:57AM +0200, Uros Bizjak wrote:
> > > Current minimum required version of binutils is 2.30,
> > > which supports RDPKRU and WRPKRU instruction mnemonics.
> > >
> > > Replace the byte-wise specification of RDPKRU and
> > > WRPKRU with these proper mnemonics.
> >
> > What about the minimal clang version and their integrated assembler?
>
> Yes, it works with the minimum required clang version 13.0.1.
Excellent!
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
next prev parent reply other threads:[~2025-06-16 8:53 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-16 8:35 Uros Bizjak
2025-06-16 8:39 ` Peter Zijlstra
2025-06-16 8:47 ` Uros Bizjak
2025-06-16 8:53 ` Peter Zijlstra [this message]
2025-08-22 17:09 ` [tip: x86/cleanups] " tip-bot2 for Uros Bizjak
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