i386: make callgraph use dump_trace() on i386/x86_64

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This patch improves oprofile callgraphs for i386/x86_64. The old
backtracing code was unable to produce kernel backtraces if the
kernel wasn't compiled with framepointers. The code now uses
dump_trace().

[ tglx: arch/x86 adaptation ]

Signed-off-by: Jan Blunck <jblunck@suse.de>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

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Jan Blunck 2007-10-19 20:35:03 +02:00 • committed by Thomas Gleixner

parent 9480626830

commit 574a60421c

1 changed files with 38 additions and 66 deletions

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108

arch/x86/oprofile/backtrace.c

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