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authorNamhyung Kim <namhyung@kernel.org>2015-01-08 09:45:45 +0900
committerArnaldo Carvalho de Melo <acme@redhat.com>2015-01-21 13:24:34 -0300
commitff21cef67e85ae77682560973b8c80ef64125221 (patch)
tree26f37b4f19201108231cf0d82ab903299143c39b /tools/perf/builtin-diff.c
parentec3d07cb630da5da3ccfdf2b2f5472cadedb9470 (diff)
downloadlinux-ff21cef67e85ae77682560973b8c80ef64125221.tar.gz
perf diff: Introduce fmt_to_data_file() helper
The fmt_to_data_file() is to retrieve struct data__file from perf_hpp_fmt which is embedded in diff_hpp_fmt. It'll be used by sort callback functions later. Signed-off-by: Namhyung Kim <namhyung@kernel.org> Acked-by: Jiri Olsa <jolsa@kernel.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Kan Liang <kan.liang@intel.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1420677949-6719-5-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-diff.c')
-rw-r--r--tools/perf/builtin-diff.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/tools/perf/builtin-diff.c b/tools/perf/builtin-diff.c
index 3f86737da2c4..ae8f62151b34 100644
--- a/tools/perf/builtin-diff.c
+++ b/tools/perf/builtin-diff.c
@@ -390,6 +390,15 @@ static void perf_evlist__collapse_resort(struct perf_evlist *evlist)
}
}
+static struct data__file *fmt_to_data_file(struct perf_hpp_fmt *fmt)
+{
+ struct diff_hpp_fmt *dfmt = container_of(fmt, struct diff_hpp_fmt, fmt);
+ void *ptr = dfmt - dfmt->idx;
+ struct data__file *d = container_of(ptr, struct data__file, fmt);
+
+ return d;
+}
+
static struct hist_entry*
get_pair_data(struct hist_entry *he, struct data__file *d)
{
@@ -407,8 +416,7 @@ get_pair_data(struct hist_entry *he, struct data__file *d)
static struct hist_entry*
get_pair_fmt(struct hist_entry *he, struct diff_hpp_fmt *dfmt)
{
- void *ptr = dfmt - dfmt->idx;
- struct data__file *d = container_of(ptr, struct data__file, fmt);
+ struct data__file *d = fmt_to_data_file(&dfmt->fmt);
return get_pair_data(he, d);
}