openwrt-owl/target/linux/adm5120/patches-2.6.27/140-cmdline_hack.patch

16 lines
403 B
Diff

--- a/arch/mips/kernel/head.S
+++ b/arch/mips/kernel/head.S
@@ -127,7 +127,12 @@
/*
* Reserved space for exception handlers.
* Necessary for machines which link their kernels at KSEG0.
+ * Use as temporary storage for the kernel command line, so that it
+ * can be updated easily without having to relink the kernel.
*/
+
+EXPORT(_image_cmdline)
+ .ascii "CMDLINE:"
.fill 0x400
#endif