From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7C2951AF0C5; Wed, 4 Dec 2024 10:45:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733309109; cv=none; b=MqPhqWoptC3mh5bzfaGNES5S5k3f95+KiOK8ONWLrOt1Ce8k9bwCChSB1xdiBG77cZmsdhQmVLfI3R7S3khX5H5Hj9FpiEfvqHDJnmI/jDL80BhMtcmLlcoyScqo3wC/72Wnhrqv9ngoNvtPssMdtfTlru2gjegzIMLAGJ+1wKc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733309109; c=relaxed/simple; bh=K/9xsxnaCKy5fvgE3ZSAn+Qm6lqtsdZmZV/zkNHQ5gU=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=I3t0k/LHsf2c8CReEJN8LaWWZuZ+ZtCuwzYdo+pbG17R7R5hlRKmP28kWL0hmIobzcOoWlbXRGB3g2m0wMPtX68ecBTnbGUzJ/CLnGx4UNT3PWrIGe39zhPklDmH40d7x1a91SxfCHO8i9iGAY+FjllGPEQT+QhuGlYlf6pfnFI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=KM86iVWO; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="KM86iVWO" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B7168C4CED6; Wed, 4 Dec 2024 10:45:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1733309109; bh=K/9xsxnaCKy5fvgE3ZSAn+Qm6lqtsdZmZV/zkNHQ5gU=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=KM86iVWO9r6/iGlMbjx4k/MhVLpqr773+ohpCizm562R1+LuSIIsQk+5sOo+f9HCK 9eEkhX5NjZwB68XvljH8fDOsSKuT/BHgUmWQaW6rrGoLhOs36eY7JQr2tz0xrYo86S +34aYtHyB1qt6AfDV3rVPzjp0Sw975Rn6xLDHbQ8+Fj5HrQDHp0mz4cu9hU+ST7hv6 fdhjUVxRQ6IMXtIQaeJSZQrM/CxAsF+yEdPUP8uZHxl1SXNBrL/yOwuvVvfMgOf/VM V9OPDQ3JdbpnqmraqeLiLuIyHDgSGjWK7QH6PHbnS5f8O5XCG0Nh8666Q63DEh5yzq sfL/ikJ7oAVdg== Message-ID: <92315b46-db52-4640-b8b9-c2ddbef38a17@kernel.org> Date: Wed, 4 Dec 2024 11:45:05 +0100 Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 6.12 043/826] crypto: powerpc/p10-aes-gcm - Register modules as SIMD To: Greg Kroah-Hartman Cc: stable@vger.kernel.org, patches@lists.linux.dev, Danny Tsen , Herbert Xu , Sasha Levin References: <20241203144743.428732212@linuxfoundation.org> <20241203144745.143525056@linuxfoundation.org> <2a720dd0-56a0-4781-81d3-118368613792@kernel.org> <2024120417-flattop-unpaired-fcf8@gregkh> Content-Language: en-US From: Jiri Slaby Autocrypt: addr=jirislaby@kernel.org; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 04. 12. 24, 11:34, Greg Kroah-Hartman wrote: > On Wed, Dec 04, 2024 at 11:00:34AM +0100, Jiri Slaby wrote: >> Hi, >> >> On 03. 12. 24, 15:36, Greg Kroah-Hartman wrote: >>> 6.12-stable review patch. If anyone has any objections, please let me know. >>> >>> ------------------ >>> >>> From: Danny Tsen >>> >>> [ Upstream commit c954b252dee956d33ee59f594710af28fb3037d9 ] >>> >>> This patch is to fix an issue when simd is not usable that data mismatch >>> may occur. The fix is to register algs as SIMD modules so that the >>> algorithm is excecuted when SIMD instructions is usable. Called >>> gcm_update() to generate the final digest if needed. >>> >>> A new module rfc4106(gcm(aes)) is also added. >>> >>> Fixes: cdcecfd9991f ("crypto: p10-aes-gcm - Glue code for AES/GCM stitched implementation") >>> >>> Signed-off-by: Danny Tsen >>> Signed-off-by: Herbert Xu >>> Signed-off-by: Sasha Levin >>> --- >>> arch/powerpc/crypto/aes-gcm-p10-glue.c | 141 +++++++++++++++++++++---- >>> 1 file changed, 118 insertions(+), 23 deletions(-) >>> >>> diff --git a/arch/powerpc/crypto/aes-gcm-p10-glue.c b/arch/powerpc/crypto/aes-gcm-p10-glue.c >>> index f66ad56e765f0..4a029d2fe06ce 100644 >>> --- a/arch/powerpc/crypto/aes-gcm-p10-glue.c >>> +++ b/arch/powerpc/crypto/aes-gcm-p10-glue.c >> ... >>> @@ -281,6 +295,7 @@ static int p10_aes_gcm_crypt(struct aead_request *req, int enc) >>> /* Finalize hash */ >>> vsx_begin(); >>> + gcm_update(gctx->iv, hash->Htable); >> >> Now I get: >> ERROR: modpost: "gcm_update" [arch/powerpc/crypto/aes-gcm-p10-crypto.ko] >> undefined! >> >> Only this: >> commit 7aa747edcb266490f93651dd749c69b7eb8541d9 >> Author: Danny Tsen >> Date: Mon Sep 23 09:30:38 2024 -0400 >> >> crypto: powerpc/p10-aes-gcm - Re-write AES/GCM stitched implementation >> >> >> >> added that function... > > Ah, thanks, I'll go drop this patch from everywhere. OK. Looking at the queue, it looks like a prereq for un-BROKEN-ing the module in the next patch: 8b6c1e466eec crypto: powerpc/p10-aes-gcm - Add dependency on CRYPTO_SIMDand re-enable CRYPTO_AES_GCM_P10 Dropping the two, this one has to be dropped too: 3574a5168ff3 crypto: aes-gcm-p10 - Use the correct bit to test for P10 thanks, -- js suse labs