Re: [patch] Real-Time Preemption, -RT-2.6.12-rc6-V0.7.48-00

[Keith Owens]

On Wed, 08 Jun 2005 16:18:58 +0200, 
Michal Schmidt <xschmi00@xxxxxxxxxxxxxxxxxx> wrote:
>Ingo Molnar wrote:
>> i have released the -V0.7.48-00 Real-Time Preemption patch, which can be 
>> downloaded from the usual place:
>
>The build fails with inconsistent kallsyms data:
>   ...
>   LD      .tmp_vmlinux1
>   KSYM    .tmp_kallsyms1.S
>   AS      .tmp_kallsyms1.o
>   LD      .tmp_vmlinux2
>   KSYM    .tmp_kallsyms2.S
>   AS      .tmp_kallsyms2.o
>   LD      vmlinux
>   SYSMAP  System.map
>   SYSMAP  .tmp_System.map
>Inconsistent kallsyms data

Apply this patch, make debug_kallsyms, 'tar czvf map.tar.gz .tmp_map*'
and mail map.tar.gz to me, not the list.

Index: linux/Makefile
===================================================================
--- linux.orig/Makefile	2005-06-07 12:04:16.674163303 +1000
+++ linux/Makefile	2005-06-09 00:38:50.270431501 +1000
@@ -723,6 +723,16 @@ quiet_cmd_kallsyms = KSYM    $@
 # Needs to visit scripts/ before $(KALLSYMS) can be used.
 $(KALLSYMS): scripts ;
 
+# Generate some data for debugging strange kallsyms problems
+debug_kallsyms: .tmp_map$(last_kallsyms)
+
+.tmp_map%: .tmp_vmlinux% FORCE
+	($(OBJDUMP) -h $< | $(AWK) '/^ +[0-9]/{print $$4 " 0 " $$2}'; $(NM) $<) | sort > $@
+
+.tmp_map3: .tmp_map2
+
+.tmp_map2: .tmp_map1
+
 endif # ifdef CONFIG_KALLSYMS
 
 # vmlinux image - including updated kernel symbols

-
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