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Date:   Tue, 15 Nov 2022 15:22:01 +0100
From:   Peter Zijlstra <peterz@infradead.org>
To:     Rick Edgecombe <rick.p.edgecombe@intel.com>
Cc:     x86@kernel.org, "H . Peter Anvin" <hpa@zytor.com>,
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Subject: Re: [PATCH v3 27/37] x86/shstk: Introduce routines modifying shstk
Message-ID: <Y3OgiUzWTTvhk9JR@hirez.programming.kicks-ass.net>
References: <20221104223604.29615-1-rick.p.edgecombe@intel.com>
 <20221104223604.29615-28-rick.p.edgecombe@intel.com>
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On Fri, Nov 04, 2022 at 03:35:54PM -0700, Rick Edgecombe wrote:
> +static unsigned long get_user_shstk_addr(void)
> +{
> +	unsigned long long ssp;
> +
> +	fpregs_lock_and_load();
> +
> +	rdmsrl(MSR_IA32_PL3_SSP, ssp);
> +
> +	fpregs_unlock();
> +
> +	return ssp;
> +}

This doesn't return the shstk addr, unlike what the name suggests,
right?