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Date: Sat, 10 Feb 2007 14:16:30 +0100
From: Jan Kiszka <jan.kiszka@domain.hid>
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Subject: [Adeos-main] Re: tracer broken on 2.6.20-i386
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To: Philippe Gerum <rpm@xenomai.org>
Cc: adeos-main <adeos-main@gna.org>

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Jan Kiszka wrote:

> Philippe,
>
> have you had to adopt any tracer-related code while switching to 2.6.20=
?
> The same .config that worked fine for 2.6.19 doesn't boot here on
> 2.6.20. The kernel hangs during or after decompression. Disabling the
> tracer resolves this.
>  =20

I had a look at latest -rt and found some new change (which turned out
to be a hack). Playing with it, I understood its motivation (avoid
instrumentation of the decompressor). Here comes a cleaner variant for
2.6.20 (all archs). Tracer boots fine again. :)

Jan


Index: linux-2.6.20/arch/i386/boot/compressed/Makefile
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
--- linux-2.6.20.orig/arch/i386/boot/compressed/Makefile
+++ linux-2.6.20/arch/i386/boot/compressed/Makefile
@@ -9,6 +9,7 @@ targets		:=3D vmlinux vmlinux.bin vmlinux.
 EXTRA_AFLAGS	:=3D -traditional
=20
 LDFLAGS_vmlinux :=3D -T
+CFLAGS :=3D $(subst -pg,,$(CFLAGS))
 CFLAGS_misc.o +=3D -fPIC
 hostprogs-y	:=3D relocs
=20



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