perf map: Use map->dso->kernel + map__kmaps() in map__kmaps() (de90d513) · Commits · 戴 / test

Its equivalent to using map->groups to obtain the machine struct. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Andi Kleen <ak@linux.intel.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Link: https://lkml.kernel.org/n/tip-bdbazuj4ggrmzxdviaqdrdwh@git.kernel.org Signed-off-by:

Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/util/map.c

+3 −10

Original line number	Diff line number	Diff line
		@@ -244,18 +244,11 @@ struct map map__new2(u64 start, struct dso dso)
		return map;
		}

		/*
		* Use this and __map__is_kmodule() for map instances that are in
		* machine->kmaps, and thus have map->groups->machine all properly set, to
		* disambiguate between the kernel and modules.
		*
		* When the need arises, introduce map__is_{kernel,kmodule)() that
		* checks (map->groups != NULL && map->groups->machine != NULL &&
		* map->dso->kernel) before calling __map__is_{kernel,kmodule}())
		*/
		bool __map__is_kernel(const struct map *map)
		{
		return machine__kernel_map(map->groups->machine) == map;
		if (!map->dso->kernel)
		return false;
		return machine__kernel_map(map__kmaps((struct map *)map)->machine) == map;
		}

		bool __map__is_extra_kernel_map(const struct map *map)

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