From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 21F0CC43458 for ; Mon, 13 Jul 2026 19:56:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type:In-Reply-To: References:Cc:To:From:Subject:MIME-Version:Date:Message-ID:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=q68YkVUsAq88sLtazB65v1PXfjC68MwiD7btmXhogW0=; b=jMbCUN+tOPE/egPLUzpyGmV3cJ 81RLg9c0sAZ9P1tYIAyWNpFGMYe1OLWxoVF6sSkGMNEFxlSo7rgslsewZINAlc6Ed5RyH9xiHtSqi 1DZ4V2iZm2mjWhZZKGsosUua4LvcSbHhE8u+Zj88Z+3FdQF+CpFzgNRbjmKgZxZx0agN5Xm1jP13x 1T1Jkb8sty9jzJCnwHX0fGJYo4ZGszrASJ4q9cWmAIDMql6I70s2R/osEgBHnFYdCrp8Edzylo8c8 aB+IvygwlUZYlvfEB7CP/BbOXvjPk2tGEXud+Lqxeuq2FRlh9/2iYNc2VjmMzUQvHWvHEV8/+ucLU 5Y5TX7gw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wjMlI-0000000AKZJ-0Z1A; Mon, 13 Jul 2026 19:56:20 +0000 Received: from mail-yw1-x112e.google.com ([2607:f8b0:4864:20::112e]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wjMlF-0000000AKYp-0gn6 for linux-arm-kernel@lists.infradead.org; Mon, 13 Jul 2026 19:56:18 +0000 Received: by mail-yw1-x112e.google.com with SMTP id 00721157ae682-81ea0b7d137so18700597b3.2 for ; Mon, 13 Jul 2026 12:56:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1783972576; x=1784577376; darn=lists.infradead.org; h=content-type:in-reply-to:autocrypt:content-language:references:cc :to:from:subject:user-agent:mime-version:date:message-id:from:to:cc :subject:date:message-id:reply-to:content-type; bh=q68YkVUsAq88sLtazB65v1PXfjC68MwiD7btmXhogW0=; b=npqJ3qFFgtHFy/fz1P/q8zZ+JG7cT82cIrETgxBAMLPdyuAHTUszRtKM6mpDuuWGbY VsgxYphZItDf1NZph5k9U/C6ozO7JTyDC3/Pa/AY6ntxXcu36rDqdWXQ3Nv5DEPsSBo/ yRv1DZ3EdFEjGg31EvmvUFsY0Cj1WaaXuvTg3M9E3pClumqC3ZDiv5M5EzpuakZpJKO5 w+1Fuw7a38bFTOweb9RTmDxZr104/0V8y62LQs1U49yA+mMRWr4jMi9bcNm5xYi87b4P qUgxu5WgDxofVm7C4QN0xsZGzkEX5kUH9VqreE0zcFEhunT8a2C7vTIWGWc7O0sjCu6Q rmWw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1783972576; x=1784577376; h=content-type:in-reply-to:autocrypt:content-language:references:cc :to:from:subject:user-agent:mime-version:date:message-id:x-gm-gg :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=q68YkVUsAq88sLtazB65v1PXfjC68MwiD7btmXhogW0=; b=eo1GLSBn7Z37zWoW2sYVxw50xnRXBWBoHH9qY5Ra8sfuzOWcuhogQ44zxN7F6RR4D+ GXwl3OIs3u0HFOlNxSfOXhu3+oe33981kK/1M1gaegg3Q2nwTSpKD1HndVTqR+NcSN0H SxCx/FwZjH2rPW8QSc1UDVY1PzqIRDUeYjlD2q0l9w7SfT86/ROjw7CpxzcHqJORzImh BYBLL2FGqf3lIMxcE/+d564XYLKBJD2ksH511XMO0sPpaMeIFG4ss8wrvtsdphqugjiJ dDM79vCYrrg8Hv4lDQlYb11taXh9zTIyzS2rTGxEwZuChKdW/9PKYXEVvqJ4NXSdR+y2 r8eQ== X-Forwarded-Encrypted: i=1; AHgh+Rr52m2r6b8DOsYuCAxODc8TawPP3eoQBm+dr6KZNZnsMAASSUhelA+M4+hjbKta8agE3ViIl/Z5iuMqDOnfmicc@lists.infradead.org X-Gm-Message-State: AOJu0Yymuvc7Vux21XdxWAzgTQ7TWqhCuyeiodQ9S23U86Vpa9LACxE2 R2DombTFLKeiajcPXAL7zEd8ViZRlUv0bRYzWmlH4tMiNer0dzqlOSJPkWRg2qI+ X-Gm-Gg: AfdE7ck6qdFrSlIYfjGcnq398pqkK7ayT8FauJ2ltC/eD+mF7oFU/nDlTE+kjBdbPIR eytHW7odkpa0XPreWxmbQgzlm+HPnquU5dOlrZGJQapgJZejbjQOBokn6p/zGKmYbZ69HkI3DKx Ee2GmcMbg3bTTQVjtS8AEQlPMoi5XlcsEO5A2dI2JZVEPFPAFE1ZQF8JgpqkGfkp/SV63ZUmMkT RiTb0A6766ZxUCQArsnJREP9yvunEAzO11TYyeNFPR7cbQ3jxQDfCACR6zbO9g28D37pESpuCVk gt6QwGAv/a99y+q6oAaTr2CnAis1FIS9Ux5EcuuDyisajt2ZmRVY5IDNeIYw7U39DyGTG0vU4qO TPEiJGE1yVw1aId2k6FhoizaFthgSI+u7LP2I8FH1QTWjKpux+qlCB7Hkgij/xK1HvR+Nfmm1A3 7ydLZSuU768IPnj8U= X-Received: by 2002:a05:690c:480b:b0:81d:6af3:b9cd with SMTP id 00721157ae682-81e9015af55mr73668997b3.40.1783972575423; Mon, 13 Jul 2026 12:56:15 -0700 (PDT) Received: from [10.138.10.6] ([185.98.168.14]) by smtp.gmail.com with ESMTPSA id 00721157ae682-81e6c1a32e2sm123459527b3.30.2026.07.13.12.56.13 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 13 Jul 2026 12:56:13 -0700 (PDT) Message-ID: Date: Mon, 13 Jul 2026 15:56:10 -0400 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2] drivers/crypto: Mark QCE as BROKEN From: Demi Marie Obenour To: Greg KH Cc: Eric Biggers , Russell King , Herbert Xu , "David S. Miller" , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org, stable@vger.kernel.org References: <20260712-qce-broken-v2-1-b2dfff47f7f5@gmail.com> <2026071312-uncover-refining-8cac@gregkh> <20260713130745.GA2254@quark> <2026071320-encode-modify-6193@gregkh> Content-Language: en-US Autocrypt: addr=demiobenour@gmail.com; keydata= xsFNBFp+A0oBEADffj6anl9/BHhUSxGTICeVl2tob7hPDdhHNgPR4C8xlYt5q49yB+l2nipd aq+4Gk6FZfqC825TKl7eRpUjMriwle4r3R0ydSIGcy4M6eb0IcxmuPYfbWpr/si88QKgyGSV Z7GeNW1UnzTdhYHuFlk8dBSmB1fzhEYEk0RcJqg4AKoq6/3/UorR+FaSuVwT7rqzGrTlscnT DlPWgRzrQ3jssesI7sZLm82E3pJSgaUoCdCOlL7MMPCJwI8JpPlBedRpe9tfVyfu3euTPLPx wcV3L/cfWPGSL4PofBtB8NUU6QwYiQ9Hzx4xOyn67zW73/G0Q2vPPRst8LBDqlxLjbtx/WLR 6h3nBc3eyuZ+q62HS1pJ5EvUT1vjyJ1ySrqtUXWQ4XlZyoEFUfpJxJoN0A9HCxmHGVckzTRl 5FMWo8TCniHynNXsBtDQbabt7aNEOaAJdE7to0AH3T/Bvwzcp0ZJtBk0EM6YeMLtotUut7h2 Bkg1b//r6bTBswMBXVJ5H44Qf0+eKeUg7whSC9qpYOzzrm7+0r9F5u3qF8ZTx55TJc2g656C 9a1P1MYVysLvkLvS4H+crmxA/i08Tc1h+x9RRvqba4lSzZ6/Tmt60DPM5Sc4R0nSm9BBff0N m0bSNRS8InXdO1Aq3362QKX2NOwcL5YaStwODNyZUqF7izjK4QARAQABzTxEZW1pIE1hcmll IE9iZW5vdXIgKGxvdmVyIG9mIGNvZGluZykgPGRlbWlvYmVub3VyQGdtYWlsLmNvbT7CwXgE EwECACIFAlp+A0oCGwMGCwkIBwMCBhUIAgkKCwQWAgMBAh4BAheAAAoJELKItV//nCLBhr8Q AK/xrb4wyi71xII2hkFBpT59ObLN+32FQT7R3lbZRjVFjc6yMUjOb1H/hJVxx+yo5gsSj5LS 9AwggioUSrcUKldfA/PKKai2mzTlUDxTcF3vKx6iMXKA6AqwAw4B57ZEJoMM6egm57TV19kz PMc879NV2nc6+elaKl+/kbVeD3qvBuEwsTe2Do3HAAdrfUG/j9erwIk6gha/Hp9yZlCnPTX+ VK+xifQqt8RtMqS5R/S8z0msJMI/ajNU03kFjOpqrYziv6OZLJ5cuKb3bZU5aoaRQRDzkFIR 6aqtFLTohTo20QywXwRa39uFaOT/0YMpNyel0kdOszFOykTEGI2u+kja35g9TkH90kkBTG+a EWttIht0Hy6YFmwjcAxisSakBuHnHuMSOiyRQLu43ej2+mDWgItLZ48Mu0C3IG1seeQDjEYP tqvyZ6bGkf2Vj+L6wLoLLIhRZxQOedqArIk/Sb2SzQYuxN44IDRt+3ZcDqsPppoKcxSyd1Ny 2tpvjYJXlfKmOYLhTWs8nwlAlSHX/c/jz/ywwf7eSvGknToo1Y0VpRtoxMaKW1nvH0OeCSVJ itfRP7YbiRVc2aNqWPCSgtqHAuVraBRbAFLKh9d2rKFB3BmynTUpc1BQLJP8+D5oNyb8Ts4x Xd3iV/uD8JLGJfYZIR7oGWFLP4uZ3tkneDfYzsFNBFp+A0oBEAC9ynZI9LU+uJkMeEJeJyQ/ 8VFkCJQPQZEsIGzOTlPnwvVna0AS86n2Z+rK7R/usYs5iJCZ55/JISWd8xD57ue0eB47bcJv VqGlObI2DEG8TwaW0O0duRhDgzMEL4t1KdRAepIESBEA/iPpI4gfUbVEIEQuqdqQyO4GAe+M kD0Hy5JH/0qgFmbaSegNTdQg5iqYjRZ3ttiswalql1/iSyv1WYeC1OAs+2BLOAT2NEggSiVO txEfgewsQtCWi8H1SoirakIfo45Hz0tk/Ad9ZWh2PvOGt97Ka85o4TLJxgJJqGEnqcFUZnJJ riwoaRIS8N2C8/nEM53jb1sH0gYddMU3QxY7dYNLIUrRKQeNkF30dK7V6JRH7pleRlf+wQcN fRAIUrNlatj9TxwivQrKnC9aIFFHEy/0mAgtrQShcMRmMgVlRoOA5B8RTulRLCmkafvwuhs6 dCxN0GNAORIVVFxjx9Vn7OqYPgwiofZ6SbEl0hgPyWBQvE85klFLZLoj7p+joDY1XNQztmfA rnJ9x+YV4igjWImINAZSlmEcYtd+xy3Li/8oeYDAqrsnrOjb+WvGhCykJk4urBog2LNtcyCj kTs7F+WeXGUo0NDhbd3Z6AyFfqeF7uJ3D5hlpX2nI9no/ugPrrTVoVZAgrrnNz0iZG2DVx46 x913pVKHl5mlYQARAQABwsFfBBgBAgAJBQJafgNKAhsMAAoJELKItV//nCLBwNIP/AiIHE8b oIqReFQyaMzxq6lE4YZCZNj65B/nkDOvodSiwfwjjVVE2V3iEzxMHbgyTCGA67+Bo/d5aQGj gn0TPtsGzelyQHipaUzEyrsceUGWYoKXYyVWKEfyh0cDfnd9diAm3VeNqchtcMpoehETH8fr RHnJdBcjf112PzQSdKC6kqU0Q196c4Vp5HDOQfNiDnTf7gZSj0BraHOByy9LEDCLhQiCmr+2 E0rW4tBtDAn2HkT9uf32ZGqJCn1O+2uVfFhGu6vPE5qkqrbSE8TG+03H8ecU2q50zgHWPdHM OBvy3EhzfAh2VmOSTcRK+tSUe/u3wdLRDPwv/DTzGI36Kgky9MsDC5gpIwNbOJP2G/q1wT1o Gkw4IXfWv2ufWiXqJ+k7HEi2N1sree7Dy9KBCqb+ca1vFhYPDJfhP75I/VnzHVssZ/rYZ9+5 1yDoUABoNdJNSGUYl+Yh9Pw9pE3Kt4EFzUlFZWbE4xKL/NPno+z4J9aWemLLszcYz/u3XnbO vUSQHSrmfOzX3cV4yfmjM5lewgSstoxGyTx2M8enslgdXhPthZlDnTnOT+C+OTsh8+m5tos8 HQjaPM01MKBiAqdPgksm1wu2DrrwUi6ChRVTUBcj6+/9IJ81H2P2gJk3Ls3AVIxIffLoY34E +MYSfkEjBz0E8CLOcAw7JIwAaeBT In-Reply-To: Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="------------C8yGlXu1E0DNNa0TaKUJFVNn" X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260713_125617_232810_AE2725FA X-CRM114-Status: GOOD ( 25.37 ) X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --------------C8yGlXu1E0DNNa0TaKUJFVNn Content-Type: multipart/mixed; boundary="------------g4KQxFs8CLpWmawHNDGnmSMO"; protected-headers="v1"; hp="clear" Message-ID: Date: Mon, 13 Jul 2026 15:56:10 -0400 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2] drivers/crypto: Mark QCE as BROKEN From: Demi Marie Obenour To: Greg KH Cc: Eric Biggers , Russell King , Herbert Xu , "David S. Miller" , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-crypto@vger.kernel.org, stable@vger.kernel.org References: <20260712-qce-broken-v2-1-b2dfff47f7f5@gmail.com> <2026071312-uncover-refining-8cac@gregkh> <20260713130745.GA2254@quark> <2026071320-encode-modify-6193@gregkh> Content-Language: en-US Autocrypt: addr=demiobenour@gmail.com; keydata= xsFNBFp+A0oBEADffj6anl9/BHhUSxGTICeVl2tob7hPDdhHNgPR4C8xlYt5q49yB+l2nipd aq+4Gk6FZfqC825TKl7eRpUjMriwle4r3R0ydSIGcy4M6eb0IcxmuPYfbWpr/si88QKgyGSV Z7GeNW1UnzTdhYHuFlk8dBSmB1fzhEYEk0RcJqg4AKoq6/3/UorR+FaSuVwT7rqzGrTlscnT DlPWgRzrQ3jssesI7sZLm82E3pJSgaUoCdCOlL7MMPCJwI8JpPlBedRpe9tfVyfu3euTPLPx wcV3L/cfWPGSL4PofBtB8NUU6QwYiQ9Hzx4xOyn67zW73/G0Q2vPPRst8LBDqlxLjbtx/WLR 6h3nBc3eyuZ+q62HS1pJ5EvUT1vjyJ1ySrqtUXWQ4XlZyoEFUfpJxJoN0A9HCxmHGVckzTRl 5FMWo8TCniHynNXsBtDQbabt7aNEOaAJdE7to0AH3T/Bvwzcp0ZJtBk0EM6YeMLtotUut7h2 Bkg1b//r6bTBswMBXVJ5H44Qf0+eKeUg7whSC9qpYOzzrm7+0r9F5u3qF8ZTx55TJc2g656C 9a1P1MYVysLvkLvS4H+crmxA/i08Tc1h+x9RRvqba4lSzZ6/Tmt60DPM5Sc4R0nSm9BBff0N m0bSNRS8InXdO1Aq3362QKX2NOwcL5YaStwODNyZUqF7izjK4QARAQABzTxEZW1pIE1hcmll IE9iZW5vdXIgKGxvdmVyIG9mIGNvZGluZykgPGRlbWlvYmVub3VyQGdtYWlsLmNvbT7CwXgE EwECACIFAlp+A0oCGwMGCwkIBwMCBhUIAgkKCwQWAgMBAh4BAheAAAoJELKItV//nCLBhr8Q AK/xrb4wyi71xII2hkFBpT59ObLN+32FQT7R3lbZRjVFjc6yMUjOb1H/hJVxx+yo5gsSj5LS 9AwggioUSrcUKldfA/PKKai2mzTlUDxTcF3vKx6iMXKA6AqwAw4B57ZEJoMM6egm57TV19kz PMc879NV2nc6+elaKl+/kbVeD3qvBuEwsTe2Do3HAAdrfUG/j9erwIk6gha/Hp9yZlCnPTX+ VK+xifQqt8RtMqS5R/S8z0msJMI/ajNU03kFjOpqrYziv6OZLJ5cuKb3bZU5aoaRQRDzkFIR 6aqtFLTohTo20QywXwRa39uFaOT/0YMpNyel0kdOszFOykTEGI2u+kja35g9TkH90kkBTG+a EWttIht0Hy6YFmwjcAxisSakBuHnHuMSOiyRQLu43ej2+mDWgItLZ48Mu0C3IG1seeQDjEYP tqvyZ6bGkf2Vj+L6wLoLLIhRZxQOedqArIk/Sb2SzQYuxN44IDRt+3ZcDqsPppoKcxSyd1Ny 2tpvjYJXlfKmOYLhTWs8nwlAlSHX/c/jz/ywwf7eSvGknToo1Y0VpRtoxMaKW1nvH0OeCSVJ itfRP7YbiRVc2aNqWPCSgtqHAuVraBRbAFLKh9d2rKFB3BmynTUpc1BQLJP8+D5oNyb8Ts4x Xd3iV/uD8JLGJfYZIR7oGWFLP4uZ3tkneDfYzsFNBFp+A0oBEAC9ynZI9LU+uJkMeEJeJyQ/ 8VFkCJQPQZEsIGzOTlPnwvVna0AS86n2Z+rK7R/usYs5iJCZ55/JISWd8xD57ue0eB47bcJv VqGlObI2DEG8TwaW0O0duRhDgzMEL4t1KdRAepIESBEA/iPpI4gfUbVEIEQuqdqQyO4GAe+M kD0Hy5JH/0qgFmbaSegNTdQg5iqYjRZ3ttiswalql1/iSyv1WYeC1OAs+2BLOAT2NEggSiVO txEfgewsQtCWi8H1SoirakIfo45Hz0tk/Ad9ZWh2PvOGt97Ka85o4TLJxgJJqGEnqcFUZnJJ riwoaRIS8N2C8/nEM53jb1sH0gYddMU3QxY7dYNLIUrRKQeNkF30dK7V6JRH7pleRlf+wQcN fRAIUrNlatj9TxwivQrKnC9aIFFHEy/0mAgtrQShcMRmMgVlRoOA5B8RTulRLCmkafvwuhs6 dCxN0GNAORIVVFxjx9Vn7OqYPgwiofZ6SbEl0hgPyWBQvE85klFLZLoj7p+joDY1XNQztmfA rnJ9x+YV4igjWImINAZSlmEcYtd+xy3Li/8oeYDAqrsnrOjb+WvGhCykJk4urBog2LNtcyCj kTs7F+WeXGUo0NDhbd3Z6AyFfqeF7uJ3D5hlpX2nI9no/ugPrrTVoVZAgrrnNz0iZG2DVx46 x913pVKHl5mlYQARAQABwsFfBBgBAgAJBQJafgNKAhsMAAoJELKItV//nCLBwNIP/AiIHE8b oIqReFQyaMzxq6lE4YZCZNj65B/nkDOvodSiwfwjjVVE2V3iEzxMHbgyTCGA67+Bo/d5aQGj gn0TPtsGzelyQHipaUzEyrsceUGWYoKXYyVWKEfyh0cDfnd9diAm3VeNqchtcMpoehETH8fr RHnJdBcjf112PzQSdKC6kqU0Q196c4Vp5HDOQfNiDnTf7gZSj0BraHOByy9LEDCLhQiCmr+2 E0rW4tBtDAn2HkT9uf32ZGqJCn1O+2uVfFhGu6vPE5qkqrbSE8TG+03H8ecU2q50zgHWPdHM OBvy3EhzfAh2VmOSTcRK+tSUe/u3wdLRDPwv/DTzGI36Kgky9MsDC5gpIwNbOJP2G/q1wT1o Gkw4IXfWv2ufWiXqJ+k7HEi2N1sree7Dy9KBCqb+ca1vFhYPDJfhP75I/VnzHVssZ/rYZ9+5 1yDoUABoNdJNSGUYl+Yh9Pw9pE3Kt4EFzUlFZWbE4xKL/NPno+z4J9aWemLLszcYz/u3XnbO vUSQHSrmfOzX3cV4yfmjM5lewgSstoxGyTx2M8enslgdXhPthZlDnTnOT+C+OTsh8+m5tos8 HQjaPM01MKBiAqdPgksm1wu2DrrwUi6ChRVTUBcj6+/9IJ81H2P2gJk3Ls3AVIxIffLoY34E +MYSfkEjBz0E8CLOcAw7JIwAaeBT In-Reply-To: --------------g4KQxFs8CLpWmawHNDGnmSMO Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On 7/13/26 15:49, Demi Marie Obenour wrote: > On 7/13/26 11:31, Greg KH wrote: >> On Mon, Jul 13, 2026 at 10:42:04AM -0400, Demi Marie Obenour wrote: >>> On 7/13/26 09:07, Eric Biggers wrote: >>>> On Mon, Jul 13, 2026 at 06:47:07AM +0200, Greg KH wrote: >>>>> On Sun, Jul 12, 2026 at 05:31:31PM -0400, Demi Marie Obenour via B4= Relay wrote: >>>>>> From: Demi Marie Obenour >>>>>> >>>>>> This driver is harmful: >>>>>> >>>>>> - It is much slower than the CPU [1] [2]. >>>>>> - It Has a history of bugs [2] [3]. >>>>>> - It does not have exclusive access to the hardware [4], causing r= aces >>>>>> with the secure world. >>>>>> - It register its implementations with too low a cra_priority for = them >>>>>> to be actually used [5]. >>>>>> >>>>>> Therefore, disable it to ensure that nobody builds it into kernels= they >>>>>> intend to ship. >>>>>> >>>>>> In the future, the driver will be used for processing restricted m= edia >>>>>> content. However, the kernel does not currently support this. Si= nce >>>>>> the driver will have future uses, allow building it if COMPILE_TES= T is >>>>>> enabled. >>>>> >>>>> Why not just delete it now, and then bring it back when it is neede= d in >>>>> the future? Otherwise this will just trip up the static code check= ers >>>>> who will attempt to "fix" things in it. >>>> >>>> That makes sense to me, but Qualcomm pushed back on deletion: >>>> https://lore.kernel.org/linux-crypto/20260602-qcom-qce-broken-v1-1-a= 4ef756089e0@oss.qualcomm.com/ >>>> >>>> But I've still not seen any evidence that this driver is useful for >>>> anything or has any users. Even Qualcomm seems to be unwilling to m= ake >>>> such claims; they only claim that the IP is used (i.e., not in Linux= ) >>>> and that new features are planned. >>>> >>>> - Eric >>> >>> Here is my reading of Qualcomm's statements: >>> >>> QCE is currently used by the Arm secure world. In the future, QCE >>> will be used by the kernel as part of restricted content playback. >>> Qualcomm wants to add the needed features to the existing driver. >>> This will not use the crypto API. >> >> Why is a crypto driver not going to use the crypto API? >=20 > I suspect that the restricted content playback use-case involves > QCE decrypting data stored in kernel memory, using keys inaccessible > to the kernel, to memory inaccessible to the kernel. The crypto API > can't express this. >=20 >>> I would be fine with the driver being removed, but not if it means >>> another out-of-tree Android driver. >> >> It's not another out-of-tree Android driver if nothing in Android >> actually uses it :) >=20 > Nothing uses it *yet*. That said, deleting the driver is also an option. I don't have a problem with that myself, but Qualcomm does. I figured that marking the driver BROKEN would be less objectionable. --=20 Sincerely, Demi Marie Obenour (she/her/hers) --------------g4KQxFs8CLpWmawHNDGnmSMO-- --------------C8yGlXu1E0DNNa0TaKUJFVNn Content-Type: application/pgp-signature; name="OpenPGP_signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="OpenPGP_signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEEopQtqVJW1aeuo9/sszaHOrMp8lMFAmpVQtoACgkQszaHOrMp 8lMiWw//WlbyclsseubZEFwpF3D7kF/tsmijPxTxd3+XD5FohrzBTMAA7RbPwETV S71upvd2zrIbVDUwy/eYWdFd7YvSYAenqtihZKHHYZDydYKI6C47qIxOHgPV/wJK K1W941NRAXX0PaK8BoyciEiEmy2Jztz9/A6pCxUCnl1vDkj7sk9p7mb6538dxqbK Nm6qpfoPkd0gx5YsmDJDb/UnHlxPG6k3+xUgk03wB5uDzockJ4bkCx9H5G21uckh AljsQc8kFUa0eQOgYXHTV8zOGx/Qz9F+9AIq9DoUC3bQqVpkw3b/eQxrvtykIry+ sJERfMRQa+oQjrkhYFIXJHVJWLRnA3AgY8kNOki2u4EpBORwfZcaauVjPi5e43aR se8BNILtUW7ODV26LuyfMDONeEn5zyApO6wLVY39+koPR1J9g7QBzphNecwKYt7V oplp/ZImB67NXkYAgwm7lFQyFrHl7IlLPnPEhELUMRbZcM7ilcAQbStR70wC+6vO F02SHWhEr0sznkq0Y1YvTFF6IOM2J7rm+jQ8sjc1+g+9NwuNYJIyZnxAeHUwLYPx WUXO6TIUQSIfRUmch4hfjq3R3b76fzjVyNmxZ1aHk5MtEzjTgmb+qEcYEOgJRQ2K c2iWRd7o+KaJmwiZnHglgqw1lHPsVd2EGEeqg/zJGusjsQfgPxE= =JMJV -----END PGP SIGNATURE----- --------------C8yGlXu1E0DNNa0TaKUJFVNn--