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-rw-r--r--init/main.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/init/main.c b/init/main.c
index 48c87f47a444..d96cc5f65022 100644
--- a/init/main.c
+++ b/init/main.c
@@ -418,6 +418,14 @@ not_found:
}
#else
#define setup_boot_config(cmdline) do { } while (0)
+
+static int __init warn_bootconfig(char *str)
+{
+ pr_warn("WARNING: 'bootconfig' found on the kernel command line but CONFIG_BOOTCONFIG is not set.\n");
+ return 0;
+}
+early_param("bootconfig", warn_bootconfig);
+
#endif
/* Change NUL term back to "=", to make "param" the whole string. */