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From:   Thomas Gleixner <tglx@linutronix.de>
To:     "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
        mingo@redhat.com, bp@alien8.de, dave.hansen@intel.com,
        luto@kernel.org, peterz@infradead.org
Cc:     sathyanarayanan.kuppuswamy@linux.intel.com, aarcange@redhat.com,
        ak@linux.intel.com, dan.j.williams@intel.com, david@redhat.com,
        hpa@zytor.com, jgross@suse.com, jmattson@google.com,
        joro@8bytes.org, jpoimboe@redhat.com, knsathya@kernel.org,
        pbonzini@redhat.com, sdeep@vmware.com, seanjc@google.com,
        tony.luck@intel.com, vkuznets@redhat.com, wanpengli@tencent.com,
        x86@kernel.org, linux-kernel@vger.kernel.org,
        "Kirill A . Shutemov" <kirill.shutemov@linux.intel.com>
Subject: Re: [PATCHv2 02/29] x86/tdx: Extend the cc_platform_has() API to
 support TDX guests
In-Reply-To: <20220124150215.36893-3-kirill.shutemov@linux.intel.com>
References: <20220124150215.36893-1-kirill.shutemov@linux.intel.com>
 <20220124150215.36893-3-kirill.shutemov@linux.intel.com>
Date:   Tue, 01 Feb 2022 20:31:15 +0100
Message-ID: <87czk6z8n0.ffs@tglx>
MIME-Version: 1.0
Content-Type: text/plain
Precedence: bulk

On Mon, Jan 24 2022 at 18:01, Kirill A. Shutemov wrote:
> Since is_tdx_guest() function (through cc_platform_has() API) is used in
> the early boot code, disable the instrumentation flags and function
> tracer. This is similar to AMD SEV and cc_platform.c.
>
> Since intel_cc_platform_has() function only gets called when
> is_tdx_guest() is true (valid CONFIG_INTEL_TDX_GUEST case), remove the
> redundant #ifdef in intel_cc_platform_has().
>
> Signed-off-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>
> Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>

Reviewed-by: Thomas Gleixner <tglx@linutronix.de>