From: Thomas Gleixner <tglx@linutronix.de>
To: Borislav Petkov <bp@alien8.de>, Joerg Roedel <joro@8bytes.org>,
Tom Lendacky <thomas.lendacky@amd.com>
Cc: X86 ML <x86@kernel.org>, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 2/2] x86/sev: Get rid of special sev_es_enable_key
Date: Thu, 23 Mar 2023 10:17:15 +0100 [thread overview]
Message-ID: <87edpf9690.ffs@tglx> (raw)
In-Reply-To: <20230318115634.9392-3-bp@alien8.de>
On Sat, Mar 18 2023 at 12:56, Borislav Petkov wrote:
> -bool cc_platform_has(enum cc_attr attr)
> +bool noinstr cc_platform_has(enum cc_attr attr)
That's not sufficient. This function invokes static functions which the
compiler can rightfully put out of line resulting in a noinstr violation.
Thanks,
tglx
next prev parent reply other threads:[~2023-03-23 9:17 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-18 11:56 [PATCH 0/2] SECC-ES: Cleanups Borislav Petkov
2023-03-18 11:56 ` [PATCH 1/2] x86/coco: Export cc_vendor Borislav Petkov
2023-03-28 12:59 ` [tip: x86/sev] " tip-bot2 for Borislav Petkov (AMD)
2023-03-30 10:09 ` [tip: x86/cc] " tip-bot2 for Borislav Petkov (AMD)
2023-03-30 12:12 ` tip-bot2 for Borislav Petkov (AMD)
2023-03-18 11:56 ` [PATCH 2/2] x86/sev: Get rid of special sev_es_enable_key Borislav Petkov
2023-03-23 9:17 ` Thomas Gleixner [this message]
2023-03-23 9:53 ` Borislav Petkov
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