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perf tools: Add vdso__new() 

This is preparation for adding support for compat VDSOs.

Reviewed-by: Jiri Olsa <jolsa@redhat.com>
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1406035081-14301-48-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Adrian Hunter 2014-07-22 16:17:56 +03:00 committed by Arnaldo Carvalho de Melo
parent d027b64001
commit 4f71f2a0ab
1 changed files with 15 additions and 5 deletions
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20
tools/perf/util/vdso.c
View File

@ -121,6 +121,20 @@ void vdso__exit(struct machine *machine)
zfree(&machine->vdso_info);
}
static struct dso *vdso__new(struct machine *machine, const char *short_name,
const char *long_name)
{
struct dso *dso;
dso = dso__new(short_name);
if (dso != NULL) {
dsos__add(&machine->user_dsos, dso);
dso__set_long_name(dso, long_name, false);
}
return dso;
}
struct dso *vdso__dso_findnew(struct machine *machine)
{
struct vdso_info *vdso_info;
@ -141,11 +155,7 @@ struct dso *vdso__dso_findnew(struct machine *machine)
if (!file)
return NULL;
dso = dso__new(VDSO__MAP_NAME);
if (dso != NULL) {
dsos__add(&machine->user_dsos, dso);
dso__set_long_name(dso, file, false);
}
dso = vdso__new(machine, VDSO__MAP_NAME, file);
}
return dso;