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b=NNft3v+5T8OLvXt9aobTpNHkAd0/UGrLN6BbaaMewdS8vIEkBB7fSBumk7JUKm5Km FnU6xGrcbsGc+lzu9rgFicDCiHybyzPlnXGYkyRkRdjp43Qp4tCVlScUCkXCsrgCJd bPYZAAEHZwEjZySKywTCfThAORcaKSxjrGwIZBD3tMqDSMJD/JP361rO12mRQcVOwL TmxWcpWf6xEgm427rOBAimCZUXHGo/RgxLrkv0o8Y+hJ2w0WDGBv37Ce9UBHY5GzKL jce/zt+eihibN23ldAVht7Kt61DZMDEvjBKOP4ITrFIFMrEINZm4paB5+1aWXUyoET 6xeNusgboc3sA== Date: Mon, 3 Mar 2025 08:39:06 -0800 From: Kees Cook To: jeffxu@chromium.org Cc: akpm@linux-foundation.org, jannh@google.com, torvalds@linux-foundation.org, vbabka@suse.cz, lorenzo.stoakes@oracle.com, Liam.Howlett@oracle.com, adhemerval.zanella@linaro.org, oleg@redhat.com, avagin@gmail.com, benjamin@sipsolutions.net, linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, jorgelo@chromium.org, sroettger@google.com, hch@lst.de, ojeda@kernel.org, thomas.weissschuh@linutronix.de, adobriyan@gmail.com, johannes@sipsolutions.net, pedro.falcato@gmail.com, hca@linux.ibm.com, willy@infradead.org, anna-maria@linutronix.de, mark.rutland@arm.com, linus.walleij@linaro.org, Jason@zx2c4.com, deller@gmx.de, rdunlap@infradead.org, davem@davemloft.net, peterx@redhat.com, f.fainelli@gmail.com, gerg@kernel.org, dave.hansen@linux.intel.com, mingo@kernel.org, ardb@kernel.org, mhocko@suse.com, 42.hyeyoo@gmail.com, peterz@infradead.org, ardb@google.com, enh@google.com, rientjes@google.com, groeck@chromium.org, mpe@ellerman.id.au, aleksandr.mikhalitsyn@canonical.com, mike.rapoport@gmail.com Subject: Re: [PATCH v8 4/7] mseal sysmap: enable arm64 Message-ID: <202503030838.8D991B5ED5@keescook> References: <20250303050921.3033083-1-jeffxu@google.com> <20250303050921.3033083-5-jeffxu@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250303050921.3033083-5-jeffxu@google.com> X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: B3F4E120007 X-Stat-Signature: f6szt87wso3g77xgb9m9eqhijnzs811r X-Rspam-User: X-HE-Tag: 1741019950-397502 X-HE-Meta: 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 4Ogz3wGR M+OIDv+h3B7KarEiagpvJi1P/8BnblyTbnVwMn93CwXfoo4SD+qb83tYG8JapbpZy2TqDx3YcmjVtEUI8YYzKJz9IAld7xA7/msWMUT2U3UOMAlkYlUzH4LxAOI3Zf62MdzsjIjP8e4KiOn27FIxaxtl4ncpkK8SDx3UPVvy5pPoM4T6Fl0Omfjn8iqP3zBXm6KVFuT5Ubv3JG6AWOrPdQsVjg+Ye/r5lkBsV7uhh8Y0QXHo9/gmrD3fuPKML4bSSVkomx7aGWAzawhC3GPfKqy8s0NUUGOv6Q0mk6cMycDzLi3nnF/mGagPLCxrsoTwB6gHAzWzHo9zp0Vndj/9XmqzkS+QXl2iGGGGtPugAOlzdLVsbCZ3TCRn2QQ== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000387, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Mon, Mar 03, 2025 at 05:09:18AM +0000, jeffxu@chromium.org wrote: > From: Jeff Xu > > Provide support for CONFIG_MSEAL_SYSTEM_MAPPINGS on arm64, covering > the vdso, vvar, and compat-mode vectors and sigpage mappings. > > Production release testing passes on Android and Chrome OS. > > Signed-off-by: Jeff Xu Like x86, clean and simple. Reviewed-by: Kees Cook -- Kees Cook