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[89.103.73.235]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-3997f9b260fsm1585165f8f.43.2025.03.21.00.31.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 21 Mar 2025 00:31:44 -0700 (PDT) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Date: Fri, 21 Mar 2025 08:31:43 +0100 Message-Id: Subject: Re: [PATCH v12 23/28] riscv: kernel command line option to opt out of user cfi Cc: "Thomas Gleixner" , "Ingo Molnar" , "Borislav Petkov" , "Dave Hansen" , , "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" , , , , , , , , , , , , , , , , , , , , , , "linux-riscv" To: "Deepak Gupta" From: =?utf-8?q?Radim_Kr=C4=8Dm=C3=A1=C5=99?= References: <20250314-v5_user_cfi_series-v12-0-e51202b53138@rivosinc.com> <20250314-v5_user_cfi_series-v12-23-e51202b53138@rivosinc.com> In-Reply-To: 2025-03-20T15:31:09-07:00, Deepak Gupta : > On Thu, Mar 20, 2025 at 2:35=E2=80=AFPM Radim Kr=C4=8Dm=C3=A1=C5=99 wrote: >> 2025-03-14T14:39:42-07:00, Deepak Gupta : >> > +__setup("disable_riscv_usercfi=3D", setup_global_riscv_enable); >> >> I'd prefer two command line options instead. > > One for zicfilp and one for zicfiss ? Yes. I don't want to suggest the naming, because I would have used "nousercfi" without an argument for the current one.