[PATCH 23/35] perf annotate: Add annotation_line__print function

From: Jiri Olsa
Date: Wed Oct 11 2017 - 11:02:53 EST


Separating struct annotation_line display function,
it will hold the generic line display code.

Link: http://lkml.kernel.org/n/tip-1civeufu9t2a0qifaupajin8@xxxxxxxxxxxxxx
Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
---
tools/perf/util/annotate.c | 28 ++++++++++++++++++++++------
1 file changed, 22 insertions(+), 6 deletions(-)

diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index 50cb7f97110c..88ba83f73d5b 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -1179,6 +1179,18 @@ static int disasm_line__print(struct disasm_line *dl, struct symbol *sym, u64 st
return 0;
}

+static int
+annotation_line__print(struct annotation_line *al, struct symbol *sym, u64 start,
+ struct perf_evsel *evsel, u64 len, int min_pcnt, int printed,
+ int max_lines, struct annotation_line *aq)
+{
+ struct disasm_line *dl = container_of(al, struct disasm_line, al);
+ struct disasm_line *queue = container_of(aq, struct disasm_line, al);
+
+ return disasm_line__print(dl, sym, start, evsel, len, min_pcnt, printed,
+ max_lines, queue);
+}
+
/*
* symbol__parse_objdump_line() parses objdump output (with -d --no-show-raw)
* which looks like following
@@ -1790,7 +1802,7 @@ int symbol__annotate_printf(struct symbol *sym, struct map *map,
const char *evsel_name = perf_evsel__name(evsel);
struct annotation *notes = symbol__annotation(sym);
struct sym_hist *h = annotation__histogram(notes, evsel->idx);
- struct disasm_line *pos, *queue = NULL;
+ struct annotation_line *pos, *queue = NULL;
u64 start = map__rip_2objdump(map, sym->start);
int printed = 2, queue_len = 0;
int more = 0;
@@ -1823,15 +1835,19 @@ int symbol__annotate_printf(struct symbol *sym, struct map *map,
if (verbose > 0)
symbol__annotate_hits(sym, evsel);

- list_for_each_entry(pos, &notes->src->source, al.node) {
+ list_for_each_entry(pos, &notes->src->source, node) {
+ int err;
+
if (context && queue == NULL) {
queue = pos;
queue_len = 0;
}

- switch (disasm_line__print(pos, sym, start, evsel, len,
- min_pcnt, printed, max_lines,
- queue)) {
+ err = annotation_line__print(pos, sym, start, evsel, len,
+ min_pcnt, printed, max_lines,
+ queue);
+
+ switch (err) {
case 0:
++printed;
if (context) {
@@ -1853,7 +1869,7 @@ int symbol__annotate_printf(struct symbol *sym, struct map *map,
if (!context)
break;
if (queue_len == context)
- queue = list_entry(queue->al.node.next, typeof(*queue), al.node);
+ queue = list_entry(queue->node.next, typeof(*queue), node);
else
++queue_len;
break;
--
2.13.6