From: "Kuppuswamy, Sathyanarayanan" <sathyanarayanan.kuppuswamy@linux.intel.com>
To: Hans de Goede <hdegoede@redhat.com>,
Xiaoyao Li <xiaoyao.li@intel.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
Peter Zijlstra <peterz@infradead.org>,
Andy Lutomirski <luto@kernel.org>,
Mark Gross <mgross@linux.intel.com>,
Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Andrii Nakryiko <andrii@kernel.org>
Cc: Peter H Anvin <hpa@zytor.com>,
Dave Hansen <dave.hansen@intel.com>,
Tony Luck <tony.luck@intel.com>,
Dan Williams <dan.j.williams@intel.com>,
Andi Kleen <ak@linux.intel.com>,
Kirill Shutemov <kirill.shutemov@linux.intel.com>,
Sean Christopherson <seanjc@google.com>,
Kuppuswamy Sathyanarayanan <knsathya@kernel.org>,
x86@kernel.org, linux-kernel@vger.kernel.org,
platform-driver-x86@vger.kernel.org, bpf@vger.kernel.org,
netdev@vger.kernel.org
Subject: Re: [PATCH v2 1/6] x86/tdx: Add TDREPORT TDX Module call support
Date: Thu, 8 Jul 2021 10:06:50 -0700 [thread overview]
Message-ID: <77b20778-f3e2-be2a-60d1-731f3a541ed7@linux.intel.com> (raw)
In-Reply-To: <20c227e0-1299-0bf8-690c-f0260d39f420@redhat.com>
On 7/8/21 7:20 AM, Hans de Goede wrote:
> Yes, new error codes might be introduced and you might forget to
> update this (or other) checks.
>
> Checking for errors really MUST always be done by checking for
> ret != success (typically ret != 0 or ret < 0).
>
> Only checking for known error codes means that if somehow an
> unknown error code gets thrown this gets treated as success,
> which is not acceptable behavior.
Got it. I will include this change in next version.
--
Sathyanarayanan Kuppuswamy
Linux Kernel Developer
next prev parent reply other threads:[~2021-07-08 17:07 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-07 20:42 [PATCH v2 0/6] Add TDX Guest Support (Attestation support) Kuppuswamy Sathyanarayanan
2021-07-07 20:42 ` [PATCH v2 1/6] x86/tdx: Add TDREPORT TDX Module call support Kuppuswamy Sathyanarayanan
2021-07-08 8:16 ` Xiaoyao Li
2021-07-08 14:07 ` Kuppuswamy, Sathyanarayanan
2021-07-08 14:20 ` Hans de Goede
2021-07-08 17:06 ` Kuppuswamy, Sathyanarayanan [this message]
2021-07-07 20:42 ` [PATCH v2 2/6] x86/tdx: Add GetQuote TDX hypercall support Kuppuswamy Sathyanarayanan
2021-07-07 20:42 ` [PATCH v2 3/6] x86/tdx: Add SetupEventNotifyInterrupt " Kuppuswamy Sathyanarayanan
2021-07-07 20:42 ` [PATCH v2 4/6] x86/tdx: Add TDX Guest event notify interrupt vector support Kuppuswamy Sathyanarayanan
2021-07-07 20:42 ` [PATCH v2 5/6] platform/x86: intel_tdx_attest: Add TDX Guest attestation interface driver Kuppuswamy Sathyanarayanan
2021-07-08 22:21 ` Andy Lutomirski
2021-07-08 22:35 ` Dave Hansen
2021-07-09 0:38 ` Andi Kleen
2021-07-13 0:33 ` Kuppuswamy, Sathyanarayanan
2021-07-13 0:44 ` Dave Hansen
2021-07-08 23:34 ` Kuppuswamy, Sathyanarayanan
2021-07-08 23:36 ` Dan Williams
2021-07-08 23:57 ` Kuppuswamy, Sathyanarayanan
2021-07-09 0:20 ` Dan Williams
2021-07-09 0:36 ` Andi Kleen
2021-07-09 1:37 ` Dan Williams
2021-07-09 1:44 ` Andi Kleen
2021-07-09 2:04 ` Dan Williams
2021-07-09 2:43 ` Kuppuswamy, Sathyanarayanan
2021-07-07 20:42 ` [PATCH v2 6/6] tools/tdx: Add a sample attestation user app Kuppuswamy Sathyanarayanan
2021-07-15 8:36 ` Mian Yousaf Kaukab
2021-07-15 15:19 ` Kuppuswamy, Sathyanarayanan
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