openwrtv3/target/linux/adm5120-2.6/patches/140-cmdline_hack.patch

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diff -ur linux.old/arch/mips/kernel/head.S linux.dev/arch/mips/kernel/head.S
--- linux.old/arch/mips/kernel/head.S 2006-12-06 17:30:27.000000000 +0100
+++ linux.dev/arch/mips/kernel/head.S 2006-12-06 18:34:43.000000000 +0100
@@ -129,15 +129,20 @@
#endif
.endm
-
j kernel_entry
nop
-
+ nop
+
/*
* 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.
*/
- .align 10
+
+EXPORT(_image_cmdline)
+ .ascii "CMDLINE:"
+ .align 10
EXPORT(stext) # used for profiling
EXPORT(_stext)