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perf machine: Introduce machine__findnew_dso() method

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Similar to machine__findnew_thread(), also prepping for refcounting and
locking, this time for struct dso instances.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: http://lkml.kernel.org/n/tip-fv3tshv5o1413coh147lszjc@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo
2015-05-29 11:31:12 -03:00
parent 3d39ac5386
commit aa7cc2ae5a
6 changed files with 12 additions and 6 deletions
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7
tools/perf/util/machine.c
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@@ -1157,7 +1157,7 @@ static int machine__process_kernel_mmap_event(struct machine *machine,
}
if (kernel == NULL)
kernel = __dsos__findnew(&machine->dsos, kmmap_prefix);
kernel = machine__findnew_dso(machine, kmmap_prefix);
if (kernel == NULL)
goto out_problem;
@@ -1915,3 +1915,8 @@ int machine__get_kernel_start(struct machine *machine)
}
return err;
}
struct dso *machine__findnew_dso(struct machine *machine, const char *filename)
{
return __dsos__findnew(&machine->dsos, filename);
}