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X-CSE-ConnectionGUID: vuUleQxARBOKCRDQAhuExg== X-CSE-MsgGUID: KZBoaURCRK+pQCHH3qrYlA== X-IronPort-AV: E=McAfee;i="6800,10657,11818"; a="81335463" X-IronPort-AV: E=Sophos;i="6.24,207,1774335600"; d="scan'208";a="81335463" Received: from orviesa006.jf.intel.com ([10.64.159.146]) by fmvoesa113.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Jun 2026 17:29:55 -0700 X-CSE-ConnectionGUID: 0+z8rS0yQOC7JRcAvaYDAg== X-CSE-MsgGUID: 7bwlbNNmQ+Kfq+YfA9Aw8Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.24,207,1774335600"; d="scan'208";a="246494161" Received: from bradocaj-mobl.ger.corp.intel.com (HELO [10.125.111.24]) ([10.125.111.24]) by orviesa006-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Jun 2026 17:29:55 -0700 Message-ID: Date: Mon, 15 Jun 2026 17:29:58 -0700 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3] lib/raid/xor: x86: Add AVX-512 optimized xor_gen() To: Borislav Petkov , Eric Biggers , Richard Weinberger Cc: x86@kernel.org, Christoph Hellwig , linux-crypto@vger.kernel.org, David Laight , linux-raid@vger.kernel.org, Andrew Morton , linux-kernel@vger.kernel.org, linux-um@lists.infradead.org References: <20260615190338.26581-1-ebiggers@kernel.org> <20260615201050.GB1764@quark> <255CAE3E-7FD3-4DC2-B3DE-46BE67EF22A8@alien8.de> <20260615212922.GA28589@quark> <20260615235318.GBajCQbuy9dBgKH8L_@fat_crate.local> From: Dave Hansen Content-Language: en-US Autocrypt: addr=dave.hansen@intel.com; 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charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260615_172957_249111_B8AE6C5B X-CRM114-Status: UNSURE ( 7.53 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-um@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-um" Errors-To: linux-um-bounces+linux-um=archiver.kernel.org@lists.infradead.org On 6/15/26 16:53, Borislav Petkov wrote: > >> In any case, I'd like these to go away: >> >> $ git grep cpu_has_xfeatures | wc -l >> 31 > Yeah, all in crypto. I can certainly see why. > > @dhansen, any other thoughts? If we can get rid of cpu_has_xfeatures(), I'm all for it. I'm not quite sure how the code would look so I'm reserving judgement until I see the patches. But it's worth a try.