From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.alien8.de (mail.alien8.de [65.109.113.108]) (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 BCDFEDDAB; Fri, 5 Dec 2025 20:19:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=65.109.113.108 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764965957; cv=none; b=CWOyrqezopashJQJx5gAkbD0rHSa6sWF995MeWJtxBMHU9yHy8EmMGh/ty8ffX1WRcG4OJg+g+O2syStP8ctENxkWtFHzvpvDBO+31bzklBomF+/SwVhWgGLDRJi3IS0irf5IENfOpzjl3M1lNUD/HKNjEOVcTP8YKlR4pcqiNY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764965957; c=relaxed/simple; bh=EkPLPYCr/PB32DrsOWZdyhfi1YrR/svWL/n/QcZZ1TU=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=Q8woaSsn//jDrv1dLL12R2XZTSHbhR5v3d+i49xHLF4K6IoI31K28jhlBv2I/9WOAxjIWUXJejMBQWUXIqCEHf8kP6mJo1QPF9F8/w89llQO/ksK9GgNaF3AQaPYjCUpVxa0j+a7/I2xmiYr5h7epygV7pI9CD820aq3KoKLgSk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=alien8.de; spf=pass smtp.mailfrom=alien8.de; dkim=pass (4096-bit key) header.d=alien8.de header.i=@alien8.de header.b=bxqGkefi; arc=none smtp.client-ip=65.109.113.108 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=alien8.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=alien8.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (4096-bit key) header.d=alien8.de header.i=@alien8.de header.b="bxqGkefi" Received: from localhost (localhost.localdomain [127.0.0.1]) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with ESMTP id 67E3C40E015B; Fri, 5 Dec 2025 20:19:06 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at mail.alien8.de Received: from mail.alien8.de ([127.0.0.1]) by localhost (mail.alien8.de [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id 1E4TMqj0voQt; Fri, 5 Dec 2025 20:19:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=alien8; t=1764965939; bh=+k+j5zpiOXPUaOMclkmVjKztohgymIQPYnO7V/a+C/w=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=bxqGkefiEe2JFBIhARr9tXH5BeezbVW/58uxKq/Tfdv1Y3tcJ64dJ1cdY5nzgOcDx Me/EwWk+UXXs5J5ilfhEsv4wRvMy6BoVgrjCQn7zbTZT2qYHO7fKRxALp2n6Qt5htI gTAQ7c8xibH7fPZ24PWS1/mprjgWrwEhVK5CwZ82QcZ5336mD6SqPK/onz+yTMAXLP Uo4I7c8WqByXwRacksIdRkqnh8YO6p8CMsqM/PCHezHIYa9d4lP93ibGWI3ZNiVxAM mPb8gsmuEss401Wbz/xAbQNSUOuwu1r41oOvGUaV5kZBIn4MHLDAY7CJYqZBL9W3ap laFZ7I+Zcr/T9Q/3ukCSfpG9cZXEK5vOti5wbd4vPFVuUFGTZ5MyID5VShadi3zIRl xGQjT6zxjvwEqh0co2EFJhK3Wd2fCAbzZ0qQWgj1uBN8lkhIN9EAp7ruVUbMpryNy7 Jki+8RlqBEddLzRCQhp0Rdzku+HsxukwOUwD/gyU69z3FlEw5ppsXfaJyz+G7RLJzh 93hDC8gTmjSc4rYF7NhWhumcNWaQKLgqxtOxNJQCwIdPBsVUgVBY9zZpFZ/dqOCZNB Er3+sydfYNzFkSoqjM9orlD665WhWzJ3uGh+eWKn7Ik+dRECEpFAfI3O1YBJgdo385 7MzW5WnEhsH8ZS8oz2Pgz8H4= Received: from zn.tnic (pd953023b.dip0.t-ipconnect.de [217.83.2.59]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature ECDSA (P-256) server-digest SHA256) (No client certificate requested) by mail.alien8.de (SuperMail on ZX Spectrum 128k) with UTF8SMTPSA id D6DE840E0173; Fri, 5 Dec 2025 20:17:54 +0000 (UTC) Date: Fri, 5 Dec 2025 21:17:47 +0100 From: Borislav Petkov To: Krzysztof Kozlowski Cc: debug@rivosinc.com, Thomas Gleixner , Ingo Molnar , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Andrew Morton , "Liam R. Howlett" , Vlastimil Babka , Lorenzo Stoakes , Paul Walmsley , Palmer Dabbelt , Albert Ou , Conor Dooley , Rob Herring , Krzysztof Kozlowski , Arnd Bergmann , Christian Brauner , Peter Zijlstra , Oleg Nesterov , Eric Biederman , Kees Cook , Jonathan Corbet , Shuah Khan , Jann Horn , Conor Dooley , Miguel Ojeda , Alex Gaynor , Boqun Feng , Gary Guo , =?utf-8?B?QmrDtnJu?= Roy Baron , Andreas Hindborg , Alice Ryhl , Trevor Gross , Benno Lossin , linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-riscv@lists.infradead.org, devicetree@vger.kernel.org, linux-arch@vger.kernel.org, linux-doc@vger.kernel.org, linux-kselftest@vger.kernel.org, alistair.francis@wdc.com, richard.henderson@linaro.org, jim.shu@sifive.com, andybnac@gmail.com, kito.cheng@sifive.com, charlie@rivosinc.com, atishp@rivosinc.com, evan@rivosinc.com, cleger@rivosinc.com, alexghiti@rivosinc.com, samitolvanen@google.com, broonie@kernel.org, rick.p.edgecombe@intel.com, rust-for-linux@vger.kernel.org, Zong Li , David Hildenbrand , Andreas Korb , Valentin Haudiquet , Paul Walmsley , Charles Mirabile Subject: Re: [PATCH v25 00/28] riscv control-flow integrity for usermode Message-ID: <20251205201747.GAaTM963Zy4gr820KV@fat_crate.local> References: <20251205-v5_user_cfi_series-v25-0-1a07c0127361@rivosinc.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: On Fri, Dec 05, 2025 at 08:32:32PM +0100, Krzysztof Kozlowski wrote: > On 05/12/2025 19:41, Deepak Gupta via B4 Relay wrote: > > v25: Removal of `riscv_nousercfi` from `cpufeature.c` and instead placing > > it as extern in `usercfi.h` was leading to build error whene cfi config > > is not selected. Placed `riscv_nousercfi` outside cfi config ifdef block > > in `usercfi.h` > > > Please stop. You sent this 28-patch-bomb TWICE to 50 or 60 addresses. > It's actually merge window so it should wait in the first place, but for > sure sending it multiple times does not help. Please observe the Linux > development process. You can just delete them. I don't know about you but riscv shadow stack is not something I even pretend to know so it all goes to /dev/null -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette