Re: Partial fix! - Was: Re: [BUG report] UML linux-2.6 latest BK doesn't compile

[Jeff Dike <jdike@addtoit.com>]

aia21@cam.ac.uk said:
> Yes.  I finally found a way to get it to compile.  Compiling without
> TT mode and WITHOUT static build it still fails with the same problem
> (__bb_init_func problem I already reported).  But compiling without TT
> but WITH static build the __bb_init_func problem goes away but instead
> I get a __gcov_init missing symbol in my modules.
>
> Note I have gcc-3.3.4-11 (SuSE 9.2) and it defines __gcov_init.  So I
> added this as an export symbol and lo and behold the kernel and
> modules compiled and I am now up an running with UML and NTFS as a
> module.  (-: 

Can you try this patch?  It exports either __gcov_init or __bb_init_func
depending on your gcc version.

			Jeff

Index: linux-2.6.10/arch/um/kernel/gmon_syms.c
===================================================================
--- linux-2.6.10.orig/arch/um/kernel/gmon_syms.c	2005-02-28 17:22:29.000000000 -0500
+++ linux-2.6.10/arch/um/kernel/gmon_syms.c	2005-03-02 12:19:14.000000000 -0500
@@ -5,8 +5,14 @@
 
 #include "linux/module.h"
 
+#if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ > 3) || \
+	(__GNUC__ == 3 && __GNUC_MINOR__ == 3 && __GNUC_PATCHLEVEL__ > 4)
+extern void __gcov_init(void *);
+EXPORT_SYMBOL(__gcov_init);
+#else
 extern void __bb_init_func(void *);
 EXPORT_SYMBOL(__bb_init_func);
+#endif
 
 /*
  * Overrides for Emacs so that we follow Linus's tabbing style.