From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794630253; b=PWyDCFa3qqN2o8UFdmtbZStFrnBonho5YHtn71vGX81WJa+HwVEuwVIPlPJzOXHwHrb5 /YUm6wCSLLZwg4BLL1SCboDaa1LQrySgOa/oGcP8LJEbhvXGX+cbspcD5B0+lBZl30Q5j qom7MFfojil5S8gpeNZNC6LKm0rKAyL0u4fb5ES9ofj3D9+Jtd2PwMlsuyERxO44PnvJy s2PtVSoBJhNEmIDr69HM7ZrDxBI+WRLOTk5wZY+1isdWW9aWdzy038H42+4Wya/SdQ77N XcZxCZ+ABrPMt4QKwq9NrDuahtX/2/fhwacF2stm59ZfsAf0ejtFNi8sh3/ozj4fyWw== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794630253; h=Received:DKIM-Signature:Date:From:To:Cc:Subject:Message-ID: References:MIME-Version:Content-Type:Content-Disposition:In-Reply-To; bh=p1rEPWL3JSpdsqU+4IRSLrFr7K0QkDaS4V/jg716gpg=; b=QL6Pfr+bF+jRYm8zSVuNShDejFvFCvHFtdRvlaInh/vyl8b665S1NMGFDG7UETQKnZMF gXw0r4lpp7PaXg/gLL0l3zAtDzh3JZmd4kRa13m2RXM+GPikKgXFBuCgA+SSiScNP2ZmS mV0Pf6UvuZ95HEjB1JtlhYFuSOk23ExeJ2bbBIBeKyk0ilW3u5tXoi8m/x1I9rFKUN9UV 0TUmXH0xMo6Qt/kPHxVlEXRjVgNypz5UW3/FIkjeSWDfxvryRbDO9+hZdD3uiIaBQam4X VneEcLSswq3rTjja0caGBms+LEODP7ZaOPkWjzL8bHYZyXRrJ7DZeQmrAQm5CbYvbOg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=IZ7A2rAd; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EB5AA606A329 for ; Sat, 14 Nov 2026 04:24:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=IZ7A2rAd Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6D13B1F000C4; Sat, 14 Nov 2026 04:24:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794630252; bh=p1rEPWL3JSpdsqU+4IRSLrFr7K0QkDaS4V/jg716gpg=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=IZ7A2rAdpPB2KpKQWKVXBjOcZB0kcdubWDkRgBeTy0tOYWuQaUTUoGMeMvvHdps2b XMjcqoZ4C7SCQxE1vJYeEWANYruc1Ubb7PNTI2phiSzaIZwcNRFTu1SDkPddQdktx6 YB+mOrNJx0SeMwTaXCg35S7F739SkVLMH2FJgc/wnZND26xQUWNpqTLShpmxLOJiDQ P6l/LnxKrhL7VPo9rPvGPKK3ddXF6gH9xCm2d6qRlfmY75sOk5MpsuA1xaIFLK9AU3 OEZrjjHvN8l9aqn24g/BJyq2G5TAwC79E+Sp1RumbVRh8I08LBJ66Fcn0rSH47xBqP hcmakRar5kQeg== Date: Fri, 13 Nov 2026 20:24:11 -0800 From: Eric Biggers To: linux-crypto@vger.kernel.org Cc: Ard Biesheuvel , "Jason A . Donenfeld" , Herbert Xu , x86@kernel.org Subject: Re: [PATCH] lib/crypto: x86/poly1305: Drop redundant checks for AVX and AVX2 Message-ID: <20261114042411.GC2025@sol> References: <20261111201525.40031-1-ebiggers@kernel.org> X-Mailing-List: linux-crypto@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261111201525.40031-1-ebiggers@kernel.org> On Wed, Nov 11, 2026 at 12:15:25PM -0800, Eric Biggers wrote: > Reorganize the code in poly1305_mod_init_arch() to use nesting. This > eliminates redundant boot_cpu_has() calls. It also makes the code > structure more closely match poly1305_blocks(), which has an early > return if poly1305_use_avx isn't set. > > Signed-off-by: Eric Biggers > --- > lib/crypto/x86/poly1305.h | 20 ++++++++++++-------- > 1 file changed, 12 insertions(+), 8 deletions(-) Applied to https://git.kernel.org/pub/scm/linux/kernel/git/ebiggers/linux.git/log/?h=libcrypto-next - Eric