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([82.76.24.202]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-42b53dea1c9sm38765632f8f.0.2025.11.19.07.45.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 19 Nov 2025 07:45:39 -0800 (PST) From: Eugen Hristev To: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, tglx@linutronix.de, andersson@kernel.org, pmladek@suse.com, rdunlap@infradead.org, corbet@lwn.net, david@redhat.com, mhocko@suse.com Cc: tudor.ambarus@linaro.org, mukesh.ojha@oss.qualcomm.com, linux-arm-kernel@lists.infradead.org, linux-hardening@vger.kernel.org, jonechou@google.com, rostedt@goodmis.org, linux-doc@vger.kernel.org, devicetree@vger.kernel.org, linux-remoteproc@vger.kernel.org, linux-arch@vger.kernel.org, tony.luck@intel.com, kees@kernel.org, Eugen Hristev Subject: [PATCH 13/26] mm/init-mm: Annotate static information into meminspect Date: Wed, 19 Nov 2025 17:44:14 +0200 Message-ID: <20251119154427.1033475-14-eugen.hristev@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20251119154427.1033475-1-eugen.hristev@linaro.org> References: <20251119154427.1033475-1-eugen.hristev@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251119_074541_729133_0A97DC11 X-CRM114-Status: GOOD ( 11.19 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Annotate vital static information into inspection table: - init_mm - swapper_pg_dir - _sinittext - _einittext - _end - _text - _stext - _etext Information on these variables is stored into dedicated inspection section. Signed-off-by: Eugen Hristev --- mm/init-mm.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/mm/init-mm.c b/mm/init-mm.c index 4600e7605cab..6931549bb7a2 100644 --- a/mm/init-mm.c +++ b/mm/init-mm.c @@ -7,6 +7,7 @@ #include #include #include +#include #include #include @@ -19,6 +20,13 @@ const struct vm_operations_struct vma_dummy_vm_ops; +MEMINSPECT_AREA_ENTRY(_sinittext, sizeof(void *)); +MEMINSPECT_AREA_ENTRY(_einittext, sizeof(void *)); +MEMINSPECT_AREA_ENTRY(_end, sizeof(void *)); +MEMINSPECT_AREA_ENTRY(_text, sizeof(void *)); +MEMINSPECT_AREA_ENTRY(_stext, sizeof(void *)); +MEMINSPECT_AREA_ENTRY(_etext, sizeof(void *)); + /* * For dynamically allocated mm_structs, there is a dynamically sized cpumask * at the end of the structure, the size of which depends on the maximum CPU @@ -48,6 +56,9 @@ struct mm_struct init_mm = { INIT_MM_CONTEXT(init_mm) }; +MEMINSPECT_SIMPLE_ENTRY(init_mm); +MEMINSPECT_AREA_ENTRY(swapper_pg_dir, sizeof(void *)); + void setup_initial_init_mm(void *start_code, void *end_code, void *end_data, void *brk) { -- 2.43.0