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(parent: 9480626) | patch
i386: make callgraph use dump_trace() on i386/x86_64
authorJan Blunck <jblunck@suse.de>
Fri, 19 Oct 2007 18:35:03 +0000 (20:35 +0200)
committerThomas Gleixner <tglx@linutronix.de>
Fri, 19 Oct 2007 18:35:03 +0000 (20:35 +0200)
commit574a60421c8ea5383a54ebee1f37fa871d00e1b9
tree56ecb2678936ee0c3d4b53575804abbb35d13e63tree | snapshot (tar.gz zip)
parent948062683004d13ca21c8c05ac052d387978a449commit | diff
i386: make callgraph use dump_trace() on i386/x86_64

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>
arch/x86/oprofile/backtrace.c diff | blob | blame | history