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From: Shakeel Butt To: Andrii Nakryiko Cc: linux-mm@kvack.org, akpm@linux-foundation.org, linux-fsdevel@vger.kernel.org, brauner@kernel.org, viro@zeniv.linux.org.uk, linux-kernel@vger.kernel.org, bpf@vger.kernel.org, kernel-team@meta.com, rostedt@goodmis.org, peterz@infradead.org, mingo@kernel.org, linux-trace-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, rppt@kernel.org, liam.howlett@oracle.com, surenb@google.com, kees@kernel.org, jannh@google.com Subject: Re: [PATCH] docs,procfs: document /proc/PID/* access permission checks Message-ID: References: <20250129001747.759990-1-andrii@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250129001747.759990-1-andrii@kernel.org> X-Migadu-Flow: FLOW_OUT X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: 2B4FBA0007 X-Stat-Signature: e9a9zxxps1qx64m7r7g8f8kw1a6t4fhx X-Rspam-User: X-HE-Tag: 1738110493-952505 X-HE-Meta: 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 L0CP4Vdb YjBoLQmrwzCg21Z0Qvwi/MAcgO8AoUhquS/f/JaVQJk4sI40/w3aOQJWNuJU5sDtKy68j/k6cEQeKgQ1blL9fqyrNnSPC4ofWNnLFfKcJcIrtc6JsDhQ6Tbn91WLzQOstyClOQ9A3RGurv7m2ByUHIPVCRliB9FBVJu1Jgx0mEx2jap9vaMQqlkmqusvmNcVFSOC3m8/CGGGR3RQ= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000334, 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 Tue, Jan 28, 2025 at 04:17:47PM -0800, Andrii Nakryiko wrote: > Add a paragraph explaining what sort of capabilities a process would > need to read procfs data for some other process. Also mention that > reading data for its own process doesn't require any extra permissions. > > Signed-off-by: Andrii Nakryiko Reviewed-by: Shakeel Butt