Commit c57f5eaa authored Sep 13, 2020 by Jiri Olsa Committed by Arnaldo Carvalho de Melo Sep 17, 2020

perf machine: Add machine__for_each_dso() function

Add the machine__for_each_dso() to iterate over all dso objects defined
for the within a machine object. It will be used in the MMAP3 patch
series.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Alexey Budankov <alexey.budankov@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Frank Ch. Eigler <fche@redhat.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Song Liu <songliubraving@fb.com>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lore.kernel.org/lkml/20200913210313.1985612-22-jolsa@kernel.org

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

parent 056c1722

tools/perf/util/machine.c

+12 −0

Original line number	Diff line number	Diff line
		@@ -3100,3 +3100,15 @@ char machine__resolve_kernel_addr(void vmachine, unsigned long long *addrp, ch
		*addrp = map->unmap_ip(map, sym->start);
		return sym->name;
		}

		int machine__for_each_dso(struct machine machine, machine__dso_t fn, void priv)
		{
		struct dso *pos;
		int err = 0;

		list_for_each_entry(pos, &machine->dsos.head, node) {
		if (fn(pos, machine, priv))
		err = -1;
		}
		return err;
		}

tools/perf/util/machine.h

+4 −0

Original line number	Diff line number	Diff line
		@@ -250,6 +250,10 @@ void machines__destroy_kernel_maps(struct machines *machines);

		size_t machine__fprintf_vmlinux_path(struct machine machine, FILE fp);

		typedef int (machine__dso_t)(struct dso dso, struct machine machine, void priv);

		int machine__for_each_dso(struct machine *machine, machine__dso_t fn,
		void *priv);
		int machine__for_each_thread(struct machine *machine,
		int (fn)(struct thread thread, void *p),
		void *priv);