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authorMilian Wolff <[email protected]>2017-10-09 22:32:59 +0200
committerArnaldo Carvalho de Melo <[email protected]>2017-10-24 09:59:55 -0300
commit11ea2515f32e783b9a7984c148e742c377383915 (patch)
tree20cc19b2a0fb98e4a6e2d8025a6d5cfdccfa4d55 /tools/perf/scripts/python/call-graph-from-sql.py
parent2be8832f3c51cf9e36a3e80ff57f4137505c2ba4 (diff)
perf callchain: Create real callchain entries for inlined frames
The inline_node structs are maintained by the new dso->inlines tree. This in turn keeps ownership of the fake symbols and srcline string representing an inline frame. This tree is sorted by address to allow quick lookups. All other entries of the symbol beside the function name are unused for inline frames. The advantage of this approach is that all existing users of the callchain API can now transparently display inlined frames without having to patch their code. Signed-off-by: Milian Wolff <[email protected]> Reviewed-by: Jiri Olsa <[email protected]> Reviewed-by: Namhyung Kim <[email protected]> Cc: David Ahern <[email protected]> Cc: Peter Zijlstra <[email protected]> Cc: Yao Jin <[email protected]> Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
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