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Date: Wed, 11 Oct 2017 17:01:28 +0200
From: Jiri Olsa <jolsa@...nel.org>
To: Arnaldo Carvalho de Melo <acme@...nel.org>
Cc: lkml <linux-kernel@...r.kernel.org>,
Ingo Molnar <mingo@...nel.org>,
Namhyung Kim <namhyung@...nel.org>,
David Ahern <dsahern@...il.com>,
Peter Zijlstra <a.p.zijlstra@...llo.nl>,
Andi Kleen <andi@...stfloor.org>
Subject: [PATCH 05/35] perf annotate: Add symbol__annotate function
Adding symbol__annotate function to have generic annotation
function to be called for any annotation source.
It calls the generic annotation init and then the specific
annotation data retrieval function.
Link: http://lkml.kernel.org/n/tip-7cdii328ke0zrc4to9hr6sqj@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@...nel.org>
---
tools/perf/builtin-top.c | 2 +-
tools/perf/ui/browsers/annotate.c | 6 ++--
tools/perf/ui/gtk/annotate.c | 4 +--
tools/perf/util/annotate.c | 58 ++++++++++++++++++++++-----------------
tools/perf/util/annotate.h | 6 ++--
5 files changed, 42 insertions(+), 34 deletions(-)
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index 477a8699f0b5..adfeeb488f1a 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -134,7 +134,7 @@ static int perf_top__parse_source(struct perf_top *top, struct hist_entry *he)
return err;
}
- err = symbol__disassemble(sym, map, NULL, 0, NULL, NULL);
+ err = symbol__annotate(sym, map, NULL, 0, NULL, NULL);
if (err == 0) {
out_assign:
top->sym_filter_entry = he;
diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c
index c48d4beaf780..0ed935d934a0 100644
--- a/tools/perf/ui/browsers/annotate.c
+++ b/tools/perf/ui/browsers/annotate.c
@@ -1119,9 +1119,9 @@ int symbol__tui_annotate(struct symbol *sym, struct map *map,
(nr_pcnt - 1);
}
- err = symbol__disassemble(sym, map, perf_evsel__env_arch(evsel),
- sizeof_bdl, &browser.arch,
- perf_evsel__env_cpuid(evsel));
+ err = symbol__annotate(sym, map, perf_evsel__env_arch(evsel),
+ sizeof_bdl, &browser.arch,
+ perf_evsel__env_cpuid(evsel));
if (err) {
char msg[BUFSIZ];
symbol__strerror_disassemble(sym, map, err, msg, sizeof(msg));
diff --git a/tools/perf/ui/gtk/annotate.c b/tools/perf/ui/gtk/annotate.c
index df670538135f..f5a81323bbe2 100644
--- a/tools/perf/ui/gtk/annotate.c
+++ b/tools/perf/ui/gtk/annotate.c
@@ -168,8 +168,8 @@ static int symbol__gtk_annotate(struct symbol *sym, struct map *map,
if (map->dso->annotate_warned)
return -1;
- err = symbol__disassemble(sym, map, perf_evsel__env_arch(evsel),
- 0, NULL, NULL);
+ err = symbol__annotate(sym, map, perf_evsel__env_arch(evsel),
+ 0, NULL, NULL);
if (err) {
char msg[BUFSIZ];
symbol__strerror_disassemble(sym, map, err, msg, sizeof(msg));
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index b90ec9444586..d854075ea89e 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -1415,13 +1415,11 @@ static const char *annotate__norm_arch(const char *arch_name)
return normalize_arch((char *)arch_name);
}
-int symbol__disassemble(struct symbol *sym, struct map *map,
- const char *arch_name, size_t privsize,
- struct arch **parch, char *cpuid)
+static int symbol__disassemble(struct symbol *sym, struct map *map,
+ size_t privsize, struct arch *arch)
{
struct dso *dso = map->dso;
char command[PATH_MAX * 2];
- struct arch *arch = NULL;
FILE *file;
char symfs_filename[PATH_MAX];
struct kcore_extract kce;
@@ -1435,25 +1433,6 @@ int symbol__disassemble(struct symbol *sym, struct map *map,
if (err)
return err;
- arch_name = annotate__norm_arch(arch_name);
- if (!arch_name)
- return -1;
-
- arch = arch__find(arch_name);
- if (arch == NULL)
- return -ENOTSUP;
-
- if (parch)
- *parch = arch;
-
- if (arch->init) {
- err = arch->init(arch, cpuid);
- if (err) {
- pr_err("%s: failed to initialize %s arch priv area\n", __func__, arch->name);
- return err;
- }
- }
-
pr_debug("%s: filename=%s, sym=%s, start=%#" PRIx64 ", end=%#" PRIx64 "\n", __func__,
symfs_filename, sym->name, map->unmap_ip(map, sym->start),
map->unmap_ip(map, sym->end));
@@ -1571,6 +1550,35 @@ int symbol__disassemble(struct symbol *sym, struct map *map,
goto out_remove_tmp;
}
+int symbol__annotate(struct symbol *sym, struct map *map,
+ const char *arch_name, size_t privsize,
+ struct arch **parch, char *cpuid)
+{
+ struct arch *arch;
+ int err;
+
+ arch_name = annotate__norm_arch(arch_name);
+ if (!arch_name)
+ return -1;
+
+ arch = arch__find(arch_name);
+ if (arch == NULL)
+ return -ENOTSUP;
+
+ if (parch)
+ *parch = arch;
+
+ if (arch->init) {
+ err = arch->init(arch, cpuid);
+ if (err) {
+ pr_err("%s: failed to initialize %s arch priv area\n", __func__, arch->name);
+ return err;
+ }
+ }
+
+ return symbol__disassemble(sym, map, privsize, arch);
+}
+
static void insert_source_line(struct rb_root *root, struct source_line *src_line)
{
struct source_line *iter;
@@ -1944,8 +1952,8 @@ int symbol__tty_annotate(struct symbol *sym, struct map *map,
struct rb_root source_line = RB_ROOT;
u64 len;
- if (symbol__disassemble(sym, map, perf_evsel__env_arch(evsel),
- 0, NULL, NULL) < 0)
+ if (symbol__annotate(sym, map, perf_evsel__env_arch(evsel),
+ 0, NULL, NULL) < 0)
return -1;
len = symbol__size(sym);
diff --git a/tools/perf/util/annotate.h b/tools/perf/util/annotate.h
index 9cd65e8b864d..da494276c2b0 100644
--- a/tools/perf/util/annotate.h
+++ b/tools/perf/util/annotate.h
@@ -172,9 +172,9 @@ int hist_entry__inc_addr_samples(struct hist_entry *he, struct perf_sample *samp
int symbol__alloc_hist(struct symbol *sym);
void symbol__annotate_zero_histograms(struct symbol *sym);
-int symbol__disassemble(struct symbol *sym, struct map *map,
- const char *arch_name, size_t privsize,
- struct arch **parch, char *cpuid);
+int symbol__annotate(struct symbol *sym, struct map *map,
+ const char *arch_name, size_t privsize,
+ struct arch **parch, char *cpuid);
enum symbol_disassemble_errno {
SYMBOL_ANNOTATE_ERRNO__SUCCESS = 0,
--
2.13.6
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