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Date: Tue, 26 May 2026 15:08:09 +0100
From: Mark Rutland <mark.rutland@arm.com>
To: linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev
Cc: broonie@kernel.org, catalin.marinas@arm.com, james.morse@arm.com,
	maz@kernel.org, oupton@kernel.org, tabba@google.com,
	will@kernel.org
Subject: Re: [PATCH 17/18] arm64: fpsimd: Move SME save/restore inline
Message-ID: <ahWpST4K3rbMbjWK@J2N7QTR9R3>
References: <20260521132556.584676-1-mark.rutland@arm.com>
 <20260521132556.584676-18-mark.rutland@arm.com>
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In-Reply-To: <20260521132556.584676-18-mark.rutland@arm.com>

On Thu, May 21, 2026 at 02:25:55PM +0100, Mark Rutland wrote:
> +static inline void __sme_save_za(struct sme_state *state, unsigned long svl)
> +{
> +	/* The <Wv> argument to STR (array vector) can only encode W12-W15 */
> +	register unsigned long v asm ("12");

Sorry, I had meant to put "x12" here, but evidently GCC and LLVM accept
"12" on its own.

For clarity (e.g. to match the comment) I'll change that to "w12" and
make the type unsigned int. Likewise in __sme_load_za().

Mark.