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b=rrHS/o8F+rLpX2ZKpX8B9hjkRFhechDLI6DI0vt9JNZg4IFEN2Yk75PF5PL8NnAgv g01Ak48kRGFEk0xR/32kl/QzD5QXbYMXXqwJ/TBW9J/87Gkldb5FVAGhvbNDEcS168 v6TURXoHAavMjrBtDBzvm+kddqqpOhtZFzjVnCyS8WIKeCYcgy6j/zdX69zjWqhHTB BsYqDCpZhzhLckh7DHaKuZ/M0jFxzpaq0ukApjVqDN+FpkdEpk7CXa9WD4G7PWNwSG iUNJVR0y4ntzYgDmeidcdI2GYlbiOI4BjQnODSmARl+JY8eOSn64ri2mV0mkayTG1I lPSaQqjXu2OSQ== Date: Thu, 4 Apr 2024 20:04:00 +0100 From: Mark Brown To: David Hildenbrand Cc: Deepak Gupta , paul.walmsley@sifive.com, rick.p.edgecombe@intel.com, Szabolcs.Nagy@arm.com, kito.cheng@sifive.com, keescook@chromium.org, ajones@ventanamicro.com, conor.dooley@microchip.com, cleger@rivosinc.com, atishp@atishpatra.org, alex@ghiti.fr, bjorn@rivosinc.com, alexghiti@rivosinc.com, samuel.holland@sifive.com, conor@kernel.org, linux-doc@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-mm@kvack.org, linux-arch@vger.kernel.org, linux-kselftest@vger.kernel.org, corbet@lwn.net, palmer@dabbelt.com, aou@eecs.berkeley.edu, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, oleg@redhat.com, akpm@linux-foundation.org, arnd@arndb.de, ebiederm@xmission.com, Liam.Howlett@oracle.com, vbabka@suse.cz, lstoakes@gmail.com, shuah@kernel.org, brauner@kernel.org, andy.chiu@sifive.com, jerry.shih@sifive.com, hankuan.chen@sifive.com, greentime.hu@sifive.com, evan@rivosinc.com, xiao.w.wang@intel.com, charlie@rivosinc.com, apatel@ventanamicro.com, mchitale@ventanamicro.com, dbarboza@ventanamicro.com, sameo@rivosinc.com, shikemeng@huaweicloud.com, willy@infradead.org, vincent.chen@sifive.com, guoren@kernel.org, samitolvanen@google.com, songshuaishuai@tinylab.org, gerg@kernel.org, heiko@sntech.de, bhe@redhat.com, jeeheng.sia@starfivetech.com, cyy@cyyself.name, maskray@google.com, ancientmodern4@gmail.com, mathis.salmen@matsal.de, cuiyunhui@bytedance.com, bgray@linux.ibm.com, mpe@ellerman.id.au, baruch@tkos.co.il, alx@kernel.org, catalin.marinas@arm.com, revest@chromium.org, josh@joshtriplett.org, shr@devkernel.io, deller@gmx.de, omosnace@redhat.com, ojeda@kernel.org, jhubbard@nvidia.com Subject: Re: [PATCH v3 08/29] mm: Define VM_SHADOW_STACK for RISC-V Message-ID: References: <20240403234054.2020347-1-debug@rivosinc.com> <20240403234054.2020347-9-debug@rivosinc.com> <8fb37319-288c-4f77-9cd7-92f17bb567ee@redhat.com> MIME-Version: 1.0 Content-Type: multipart/signed; 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X-Stat-Signature: 86suiot6qzaknbndihf1eexytdr9bagi X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: CF9A0A0003 X-Rspam-User: X-HE-Tag: 1712257459-828426 X-HE-Meta: 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 uP78q+61 1YytJixnQq/MpqIuh2YuItvVZCLZ2c+iW5erp/6qXL71Klb7quunUoEt3Y+GHZW6+4n4si8fjYEyoTw6ViOrMTLUdKzzNfkcf+n73ypvjEEiXQTbzCeBUJtkhrM3rIxF9QFu0aQeTvyiqPSSM5/8TQCRwsJd8BXmG/SrygbKCZQGzTOf3uobGOrqbeq4PaviMvR8rt9FqimUUpZQNhkejCupjNSP1kLiemWcxGfH8l28ala6rASyfDIkhX0DuDcfM8DeBXq9brSGxuE0HCYoi/tkvF6mMrzv4dBDo2WLc6d3wWW19wMF1EQBDl65sn/i/00nm3yBsCb0hQ77k56rEfvVWOg4/4jD6vEkSKRKcKWeuiHJETdWovqjcAYQDYQrwnTTQTlxKuCrUi+d+lZy9wnM/VU8xdUTODogWAB45dxKSIs52mUsgYNeoDA== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: --3H0qyxN/1AXzqBUq Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Thu, Apr 04, 2024 at 08:58:06PM +0200, David Hildenbrand wrote: > or even introduce some ARCH_HAS_SHADOW_STACK so we can remove these > arch-specific thingies here. It would be convenient if you could pull the ARCH_HAS_USER_SHADOW_STACK patch out of my clone3 series to do that: https://lore.kernel.org/all/20240203-clone3-shadow-stack-v5-3-322c69598e4b@kernel.org/ --3H0qyxN/1AXzqBUq Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmYO+Z8ACgkQJNaLcl1U h9DK1Af9H1qYKVWDvox7q04WCtsfCFsMMGVPBMGaRQVduMIls1x5LQmfVpAOPyqf UZjyR8MbmEsEV+112AF9Fj3j7TK8j82BiGfS7vSX6Ui0DYE1o5X7g+7Dm7n1l5kz WVTXuxJTDrr5WAIj5i2XVJ7/IcGTG69iu+Dy5lAe8d4xwSZ7sBKWNbjV1TM31VR5 AHXCdjeM9oNGJ6IdSvwjBrruoUwO8TUsLoZGHYEdxBdTYM7gNiJsDhRaFYgk4RdA mox+wfY+QCl/Q13A0+3194XiBpuCoo9PO6C8+zbQxR2mvFfC4YxE69wC3/U1iR4T VWxny2roSj6OTfzkesBui3R0qehJZA== =LTGw -----END PGP SIGNATURE----- --3H0qyxN/1AXzqBUq--