Commit e2736219 authored Aug 15, 2019 by John Keeping Committed by Arnaldo Carvalho de Melo Aug 16, 2019

perf unwind: Remove unnecessary test



If dwarf_callchain_users is false, then unwind__prepare_access() will
not set unwind_libunwind_ops so the remaining test here is sufficient.

Signed-off-by: John Keeping <john@metanate.com>
Reviewed-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: john keeping <john@metanate.com>
Link: http://lkml.kernel.org/r/20190815100146.28842-3-john@metanate.com


Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

parent e8ba2906

tools/perf/util/unwind-libunwind.c

+0 −6

Original line number	Diff line number	Diff line
		@@ -69,18 +69,12 @@ out_register:

		void unwind__flush_access(struct map_groups *mg)
		{
		if (!dwarf_callchain_users)
		return;

		if (mg->unwind_libunwind_ops)
		mg->unwind_libunwind_ops->flush_access(mg);
		}

		void unwind__finish_access(struct map_groups *mg)
		{
		if (!dwarf_callchain_users)
		return;

		if (mg->unwind_libunwind_ops)
		mg->unwind_libunwind_ops->finish_access(mg);
		}

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