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X-IronPort-AV: E=McAfee;i="6600,9927,10902"; a="10724054" X-IronPort-AV: E=Sophos;i="6.04,219,1695711600"; d="scan'208";a="10724054" Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by orvoesa101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Nov 2023 06:26:02 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10902"; a="1098427727" X-IronPort-AV: E=Sophos;i="6.04,219,1695711600"; d="scan'208";a="1098427727" Received: from dwbabcoc-mobl.amr.corp.intel.com (HELO [10.251.20.82]) ([10.251.20.82]) by fmsmga005-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Nov 2023 06:26:01 -0800 Message-ID: Date: Wed, 22 Nov 2023 06:26:00 -0800 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3] crypto: x86/sm2 -add Zhaoxin SM2 algorithm implementation Content-Language: en-US To: LeoLiu-oc , herbert@gondor.apana.org.au, davem@davemloft.net, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, x86@kernel.org, hpa@zytor.com, seanjc@google.com, kim.phillips@amd.com, pbonzini@redhat.com, babu.moger@amd.com, jiaxi.chen@linux.intel.com, jmattson@google.com, pawan.kumar.gupta@linux.intel.com, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org Cc: CobeChen@zhaoxin.com, TonyWWang@zhaoxin.com, YunShen@zhaoxin.com, Leoliu@zhaoxin.com References: <20231109094744.545887-1-LeoLiu-oc@zhaoxin.com> <20231122064355.638946-1-LeoLiu-oc@zhaoxin.com> From: Dave Hansen Autocrypt: addr=dave.hansen@intel.com; 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charset=UTF-8 Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-2.2 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE, SPF_NONE,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (snail.vger.email [0.0.0.0]); Wed, 22 Nov 2023 06:26:13 -0800 (PST) > +/* Zhaoxin sm2 verify function */ > +static inline size_t zhaoxin_gmi_sm2_verify(unsigned char *key, unsigned char *hash, > + unsigned char *sig, unsigned char *scratch) > +{ > + size_t result; > + > + asm volatile( > + ".byte 0xf2, 0x0f, 0xa6, 0xc0" > + :"=c"(result) > + :"a"(hash), "b"(key), "d"(SM2_CWORD_VERIFY), "S"(scratch), "D"(sig) > + :"memory"); > + > + return result; > +} What version of binutils supports this new instruction?