[PATCH v5 05/17] init: export linux_banner data variable

Mukesh Ojha quic_mojha at quicinc.com
Sat Sep 9 13:16:06 PDT 2023


Some debug loadable module like minidump is interested in knowing
the kernel version against which it is being build. Let's export
linux_banner.

Signed-off-by: Mukesh Ojha <quic_mojha at quicinc.com>
---
 include/linux/init.h     | 3 +++
 init/version-timestamp.c | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/include/linux/init.h b/include/linux/init.h
index 266c3e1640d4..1e5d03c2de68 100644
--- a/include/linux/init.h
+++ b/include/linux/init.h
@@ -148,6 +148,9 @@ extern char *saved_command_line;
 extern unsigned int saved_command_line_len;
 extern unsigned int reset_devices;
 
+/* Defined in init/version-timestamp.c */
+extern const char linux_banner[];
+
 /* used by init/main.c */
 void setup_arch(char **);
 void prepare_namespace(void);
diff --git a/init/version-timestamp.c b/init/version-timestamp.c
index 043cbf80a766..a48f2c19e5d7 100644
--- a/init/version-timestamp.c
+++ b/init/version-timestamp.c
@@ -6,6 +6,7 @@
 #include <linux/refcount.h>
 #include <linux/uts.h>
 #include <linux/utsname.h>
+#include <linux/init.h>
 
 struct uts_namespace init_uts_ns = {
 	.ns.count = REFCOUNT_INIT(2),
@@ -28,3 +29,5 @@ 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";
+
+EXPORT_SYMBOL_GPL(linux_banner);
-- 
2.7.4




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