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([145.224.119.89]) by smtp.gmail.com with ESMTPSA id 956f58d0204a3-624841586c1sm1302244d50.6.2025.09.12.08.10.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 12 Sep 2025 08:10:31 -0700 (PDT) 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, Eugen Hristev Subject: [RFC][PATCH v3 08/16] init/version: Add banner_len to save banner length Date: Fri, 12 Sep 2025 18:08:47 +0300 Message-ID: <20250912150855.2901211-9-eugen.hristev@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250912150855.2901211-1-eugen.hristev@linaro.org> References: <20250912150855.2901211-1-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-20250912_081032_746231_C86D64D1 X-CRM114-Status: GOOD ( 10.64 ) 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 Add banner_len to store banner length. This is useful to save the banner into dumping mechanisms. Signed-off-by: Eugen Hristev --- include/linux/printk.h | 1 + init/version-timestamp.c | 1 + init/version.c | 1 + 3 files changed, 3 insertions(+) diff --git a/include/linux/printk.h b/include/linux/printk.h index 45c663124c9b..5bc617222948 100644 --- a/include/linux/printk.h +++ b/include/linux/printk.h @@ -12,6 +12,7 @@ struct console; extern const char linux_banner[]; +extern const int banner_len; extern const char linux_proc_banner[]; extern int oops_in_progress; /* If set, an oops, panic(), BUG() or die() is in progress */ diff --git a/init/version-timestamp.c b/init/version-timestamp.c index 043cbf80a766..1fdd795be747 100644 --- a/init/version-timestamp.c +++ b/init/version-timestamp.c @@ -28,3 +28,4 @@ struct uts_namespace init_uts_ns = { const char linux_banner[] = "Linux version " UTS_RELEASE " (" LINUX_COMPILE_BY "@" LINUX_COMPILE_HOST ") (" LINUX_COMPILER ") " UTS_VERSION "\n"; +const int banner_len = sizeof(linux_banner); diff --git a/init/version.c b/init/version.c index 94c96f6fbfe6..68d16748b081 100644 --- a/init/version.c +++ b/init/version.c @@ -48,6 +48,7 @@ BUILD_LTO_INFO; struct uts_namespace init_uts_ns __weak; const char linux_banner[] __weak; +const int banner_len __weak; #include "version-timestamp.c" -- 2.43.0