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| author |   Adrian Hunter <adrian.hunter@intel.com> | 2014-07-22 16:17:56 +0300 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2014-07-23 17:34:47 -0300 |
| commit | 4f71f2a0abe8b2a76669a4608a62f5020a64205a (patch) | |
| tree | f4da4950d02259555d7af9ebfce78afab1728ba2 /tools | |
| parent | perf machine: Fix the lifetime of the VDSO temporary file (diff) | |
| download | wireguard-linux-4f71f2a0abe8b2a76669a4608a62f5020a64205a.tar.xz wireguard-linux-4f71f2a0abe8b2a76669a4608a62f5020a64205a.zip | |
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>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/util/vdso.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/tools/perf/util/vdso.c b/tools/perf/util/vdso.c index fdaccaf67371..946d927765c6 100644 --- a/tools/perf/util/vdso.c +++ b/tools/perf/util/vdso.c @@ -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; |