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| author | Adrian Hunter <adrian.hunter@intel.com> | 2014-07-22 13:17:18 (GMT) |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2014-07-23 14:22:35 (GMT) |
| commit | c27697d6dee02ef2389b6701c792a075bc9873dc (patch) | |
| tree | dd651ab086c5f25d5cee4a51b1b4f6928bad9645 /tools/perf/util/dso.h | |
| parent | 578bea40058b68f83658827c2b68a596b08419fc (diff) | |
| download | linux-c27697d6dee02ef2389b6701c792a075bc9873dc.tar.xz | |
perf tools: Record whether a dso has data
Add 'data.status' to record whether a dso has data (i.e. an object
file). This is used to avoid repeatedly creating the file name and
attempting to open a file that is not present.
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/1406035081-14301-10-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/dso.h')
| -rw-r--r-- | tools/perf/util/dso.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/tools/perf/util/dso.h b/tools/perf/util/dso.h index c239e86..aeb7bcb 100644 --- a/tools/perf/util/dso.h +++ b/tools/perf/util/dso.h @@ -40,6 +40,12 @@ enum dso_swap_type { DSO_SWAP__YES, }; +enum dso_data_status { + DSO_DATA_STATUS_ERROR = -1, + DSO_DATA_STATUS_UNKNOWN = 0, + DSO_DATA_STATUS_OK = 1, +}; + #define DSO__SWAP(dso, type, val) \ ({ \ type ____r = val; \ @@ -104,6 +110,7 @@ struct dso { struct { struct rb_root cache; int fd; + int status; size_t file_size; struct list_head open_entry; } data; |