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Date: Tue, 28 Oct 2014 11:31:57 -0200
From: Arnaldo Carvalho de Melo <acme@...nel.org>
To: Ingo Molnar <mingo@...nel.org>
Cc: linux-kernel@...r.kernel.org,
Arnaldo Carvalho de Melo <acme@...hat.com>,
Adrian Hunter <adrian.hunter@...el.com>,
Borislav Petkov <bp@...e.de>, David Ahern <dsahern@...il.com>,
Don Zickus <dzickus@...hat.com>,
Frederic Weisbecker <fweisbec@...il.com>,
Jean Pihet <jean.pihet@...aro.org>,
Jiri Olsa <jolsa@...hat.com>, Mike Galbraith <efault@....de>,
Namhyung Kim <namhyung@...nel.org>,
Paul Mackerras <paulus@...ba.org>,
Peter Zijlstra <peterz@...radead.org>,
Stephane Eranian <eranian@...gle.com>
Subject: [PATCH 03/32] perf tools: A thread's machine can be found via thread->mg->machine
From: Arnaldo Carvalho de Melo <acme@...hat.com>
So stop passing both machine and thread to several thread methods,
reducing function signature length.
Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: Borislav Petkov <bp@...e.de>
Cc: David Ahern <dsahern@...il.com>
Cc: Don Zickus <dzickus@...hat.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Jean Pihet <jean.pihet@...aro.org>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Mike Galbraith <efault@....de>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Stephane Eranian <eranian@...gle.com>
Link: http://lkml.kernel.org/n/tip-ckcy19dcp1jfkmdihdjcqdn1@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
tools/perf/arch/powerpc/util/skip-callchain-idx.c | 5 ++--
tools/perf/builtin-inject.c | 3 +-
tools/perf/builtin-script.c | 7 ++---
tools/perf/builtin-timechart.c | 2 +-
tools/perf/builtin-trace.c | 6 ++--
tools/perf/tests/code-reading.c | 3 +-
tools/perf/tests/mmap-thread-lookup.c | 2 +-
tools/perf/util/build-id.c | 3 +-
tools/perf/util/callchain.h | 6 ++--
tools/perf/util/event.c | 19 ++++++------
tools/perf/util/event.h | 1 -
tools/perf/util/machine.c | 35 +++++++++--------------
tools/perf/util/thread.c | 4 +--
tools/perf/util/thread.h | 5 ++--
tools/perf/util/unwind-libdw.c | 4 +--
tools/perf/util/unwind-libunwind.c | 13 ++++-----
16 files changed, 48 insertions(+), 70 deletions(-)
diff --git a/tools/perf/arch/powerpc/util/skip-callchain-idx.c b/tools/perf/arch/powerpc/util/skip-callchain-idx.c
index 9892b0f0bec4..3bb50eac5542 100644
--- a/tools/perf/arch/powerpc/util/skip-callchain-idx.c
+++ b/tools/perf/arch/powerpc/util/skip-callchain-idx.c
@@ -232,8 +232,7 @@ out:
* index: of callchain entry that needs to be ignored (if any)
* -1 if no entry needs to be ignored or in case of errors
*/
-int arch_skip_callchain_idx(struct machine *machine, struct thread *thread,
- struct ip_callchain *chain)
+int arch_skip_callchain_idx(struct thread *thread, struct ip_callchain *chain)
{
struct addr_location al;
struct dso *dso = NULL;
@@ -246,7 +245,7 @@ int arch_skip_callchain_idx(struct machine *machine, struct thread *thread,
ip = chain->ips[2];
- thread__find_addr_location(thread, machine, PERF_RECORD_MISC_USER,
+ thread__find_addr_location(thread, PERF_RECORD_MISC_USER,
MAP__FUNCTION, ip, &al);
if (al.map)
diff --git a/tools/perf/builtin-inject.c b/tools/perf/builtin-inject.c
index de99ca1bb942..06f1758951f1 100644
--- a/tools/perf/builtin-inject.c
+++ b/tools/perf/builtin-inject.c
@@ -217,8 +217,7 @@ static int perf_event__inject_buildid(struct perf_tool *tool,
goto repipe;
}
- thread__find_addr_map(thread, machine, cpumode, MAP__FUNCTION,
- sample->ip, &al);
+ thread__find_addr_map(thread, cpumode, MAP__FUNCTION, sample->ip, &al);
if (al.map != NULL) {
if (!al.map->dso->hit) {
diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
index 9708a1290571..b35517f2ceb5 100644
--- a/tools/perf/builtin-script.c
+++ b/tools/perf/builtin-script.c
@@ -379,7 +379,6 @@ static void print_sample_start(struct perf_sample *sample,
static void print_sample_addr(union perf_event *event,
struct perf_sample *sample,
- struct machine *machine,
struct thread *thread,
struct perf_event_attr *attr)
{
@@ -390,7 +389,7 @@ static void print_sample_addr(union perf_event *event,
if (!sample_addr_correlates_sym(attr))
return;
- perf_event__preprocess_sample_addr(event, sample, machine, thread, &al);
+ perf_event__preprocess_sample_addr(event, sample, thread, &al);
if (PRINT_FIELD(SYM)) {
printf(" ");
@@ -438,7 +437,7 @@ static void print_sample_bts(union perf_event *event,
((evsel->attr.sample_type & PERF_SAMPLE_ADDR) &&
!output[attr->type].user_set)) {
printf(" => ");
- print_sample_addr(event, sample, al->machine, thread, attr);
+ print_sample_addr(event, sample, thread, attr);
}
if (print_srcline_last)
@@ -475,7 +474,7 @@ static void process_event(union perf_event *event, struct perf_sample *sample,
event_format__print(evsel->tp_format, sample->cpu,
sample->raw_data, sample->raw_size);
if (PRINT_FIELD(ADDR))
- print_sample_addr(event, sample, al->machine, thread, attr);
+ print_sample_addr(event, sample, thread, attr);
if (PRINT_FIELD(IP)) {
if (!symbol_conf.use_callchain)
diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c
index 35b425b6293f..f5fb256d90d5 100644
--- a/tools/perf/builtin-timechart.c
+++ b/tools/perf/builtin-timechart.c
@@ -528,7 +528,7 @@ static const char *cat_backtrace(union perf_event *event,
}
tal.filtered = 0;
- thread__find_addr_location(al.thread, machine, cpumode,
+ thread__find_addr_location(al.thread, cpumode,
MAP__FUNCTION, ip, &tal);
if (tal.sym)
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index fb126459b134..83a4835c8118 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -1846,7 +1846,7 @@ static int trace__pgfault(struct trace *trace,
if (trace->summary_only)
return 0;
- thread__find_addr_location(thread, trace->host, cpumode, MAP__FUNCTION,
+ thread__find_addr_location(thread, cpumode, MAP__FUNCTION,
sample->ip, &al);
trace__fprintf_entry_head(trace, thread, 0, sample->time, trace->output);
@@ -1859,11 +1859,11 @@ static int trace__pgfault(struct trace *trace,
fprintf(trace->output, "] => ");
- thread__find_addr_location(thread, trace->host, cpumode, MAP__VARIABLE,
+ thread__find_addr_location(thread, cpumode, MAP__VARIABLE,
sample->addr, &al);
if (!al.map) {
- thread__find_addr_location(thread, trace->host, cpumode,
+ thread__find_addr_location(thread, cpumode,
MAP__FUNCTION, sample->addr, &al);
if (al.map)
diff --git a/tools/perf/tests/code-reading.c b/tools/perf/tests/code-reading.c
index 67f2d6323558..144a41236456 100644
--- a/tools/perf/tests/code-reading.c
+++ b/tools/perf/tests/code-reading.c
@@ -145,8 +145,7 @@ static int read_object_code(u64 addr, size_t len, u8 cpumode,
pr_debug("Reading object code for memory address: %#"PRIx64"\n", addr);
- thread__find_addr_map(thread, machine, cpumode, MAP__FUNCTION, addr,
- &al);
+ thread__find_addr_map(thread, cpumode, MAP__FUNCTION, addr, &al);
if (!al.map || !al.map->dso) {
pr_debug("thread__find_addr_map failed\n");
return -1;
diff --git a/tools/perf/tests/mmap-thread-lookup.c b/tools/perf/tests/mmap-thread-lookup.c
index 4a456fef66ca..2113f1c8611f 100644
--- a/tools/perf/tests/mmap-thread-lookup.c
+++ b/tools/perf/tests/mmap-thread-lookup.c
@@ -187,7 +187,7 @@ static int mmap_events(synth_cb synth)
pr_debug("looking for map %p\n", td->map);
- thread__find_addr_map(thread, machine,
+ thread__find_addr_map(thread,
PERF_RECORD_MISC_USER, MAP__FUNCTION,
(unsigned long) (td->map + 1), &al);
diff --git a/tools/perf/util/build-id.c b/tools/perf/util/build-id.c
index a904a4cfe7d3..2e7c68e39330 100644
--- a/tools/perf/util/build-id.c
+++ b/tools/perf/util/build-id.c
@@ -33,8 +33,7 @@ int build_id__mark_dso_hit(struct perf_tool *tool __maybe_unused,
return -1;
}
- thread__find_addr_map(thread, machine, cpumode, MAP__FUNCTION,
- sample->ip, &al);
+ thread__find_addr_map(thread, cpumode, MAP__FUNCTION, sample->ip, &al);
if (al.map != NULL)
al.map->dso->hit = 1;
diff --git a/tools/perf/util/callchain.h b/tools/perf/util/callchain.h
index 94cfefddf4db..3caccc2c173c 100644
--- a/tools/perf/util/callchain.h
+++ b/tools/perf/util/callchain.h
@@ -184,11 +184,9 @@ static inline void callchain_cursor_snapshot(struct callchain_cursor *dest,
}
#ifdef HAVE_SKIP_CALLCHAIN_IDX
-extern int arch_skip_callchain_idx(struct machine *machine,
- struct thread *thread, struct ip_callchain *chain);
+extern int arch_skip_callchain_idx(struct thread *thread, struct ip_callchain *chain);
#else
-static inline int arch_skip_callchain_idx(struct machine *machine __maybe_unused,
- struct thread *thread __maybe_unused,
+static inline int arch_skip_callchain_idx(struct thread *thread __maybe_unused,
struct ip_callchain *chain __maybe_unused)
{
return -1;
diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c
index 4af6b279e34a..e00a29fb099f 100644
--- a/tools/perf/util/event.c
+++ b/tools/perf/util/event.c
@@ -730,12 +730,12 @@ int perf_event__process(struct perf_tool *tool __maybe_unused,
return machine__process_event(machine, event, sample);
}
-void thread__find_addr_map(struct thread *thread,
- struct machine *machine, u8 cpumode,
+void thread__find_addr_map(struct thread *thread, u8 cpumode,
enum map_type type, u64 addr,
struct addr_location *al)
{
struct map_groups *mg = thread->mg;
+ struct machine *machine = mg->machine;
bool load_map = false;
al->machine = machine;
@@ -806,14 +806,14 @@ try_again:
}
}
-void thread__find_addr_location(struct thread *thread, struct machine *machine,
+void thread__find_addr_location(struct thread *thread,
u8 cpumode, enum map_type type, u64 addr,
struct addr_location *al)
{
- thread__find_addr_map(thread, machine, cpumode, type, addr, al);
+ thread__find_addr_map(thread, cpumode, type, addr, al);
if (al->map != NULL)
al->sym = map__find_symbol(al->map, al->addr,
- machine->symbol_filter);
+ thread->mg->machine->symbol_filter);
else
al->sym = NULL;
}
@@ -842,8 +842,7 @@ int perf_event__preprocess_sample(const union perf_event *event,
machine->vmlinux_maps[MAP__FUNCTION] == NULL)
machine__create_kernel_maps(machine);
- thread__find_addr_map(thread, machine, cpumode, MAP__FUNCTION,
- sample->ip, al);
+ thread__find_addr_map(thread, cpumode, MAP__FUNCTION, sample->ip, al);
dump_printf(" ...... dso: %s\n",
al->map ? al->map->dso->long_name :
al->level == 'H' ? "[hypervisor]" : "<not found>");
@@ -902,16 +901,14 @@ bool sample_addr_correlates_sym(struct perf_event_attr *attr)
void perf_event__preprocess_sample_addr(union perf_event *event,
struct perf_sample *sample,
- struct machine *machine,
struct thread *thread,
struct addr_location *al)
{
u8 cpumode = event->header.misc & PERF_RECORD_MISC_CPUMODE_MASK;
- thread__find_addr_map(thread, machine, cpumode, MAP__FUNCTION,
- sample->addr, al);
+ thread__find_addr_map(thread, cpumode, MAP__FUNCTION, sample->addr, al);
if (!al->map)
- thread__find_addr_map(thread, machine, cpumode, MAP__VARIABLE,
+ thread__find_addr_map(thread, cpumode, MAP__VARIABLE,
sample->addr, al);
al->cpu = sample->cpu;
diff --git a/tools/perf/util/event.h b/tools/perf/util/event.h
index 5699e7e2a790..5f0e0b89e130 100644
--- a/tools/perf/util/event.h
+++ b/tools/perf/util/event.h
@@ -322,7 +322,6 @@ bool is_bts_event(struct perf_event_attr *attr);
bool sample_addr_correlates_sym(struct perf_event_attr *attr);
void perf_event__preprocess_sample_addr(union perf_event *event,
struct perf_sample *sample,
- struct machine *machine,
struct thread *thread,
struct addr_location *al);
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index c70b3ff7b289..08e63fdbd14f 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -1289,7 +1289,7 @@ static bool symbol__match_regex(struct symbol *sym, regex_t *regex)
return 0;
}
-static void ip__resolve_ams(struct machine *machine, struct thread *thread,
+static void ip__resolve_ams(struct thread *thread,
struct addr_map_symbol *ams,
u64 ip)
{
@@ -1303,7 +1303,7 @@ static void ip__resolve_ams(struct machine *machine, struct thread *thread,
* Thus, we have to try consecutively until we find a match
* or else, the symbol is unknown
*/
- thread__find_cpumode_addr_location(thread, machine, MAP__FUNCTION, ip, &al);
+ thread__find_cpumode_addr_location(thread, MAP__FUNCTION, ip, &al);
ams->addr = ip;
ams->al_addr = al.addr;
@@ -1311,23 +1311,21 @@ static void ip__resolve_ams(struct machine *machine, struct thread *thread,
ams->map = al.map;
}
-static void ip__resolve_data(struct machine *machine, struct thread *thread,
+static void ip__resolve_data(struct thread *thread,
u8 m, struct addr_map_symbol *ams, u64 addr)
{
struct addr_location al;
memset(&al, 0, sizeof(al));
- thread__find_addr_location(thread, machine, m, MAP__VARIABLE, addr,
- &al);
+ thread__find_addr_location(thread, m, MAP__VARIABLE, addr, &al);
if (al.map == NULL) {
/*
* some shared data regions have execute bit set which puts
* their mapping in the MAP__FUNCTION type array.
* Check there as a fallback option before dropping the sample.
*/
- thread__find_addr_location(thread, machine, m, MAP__FUNCTION, addr,
- &al);
+ thread__find_addr_location(thread, m, MAP__FUNCTION, addr, &al);
}
ams->addr = addr;
@@ -1344,9 +1342,8 @@ struct mem_info *sample__resolve_mem(struct perf_sample *sample,
if (!mi)
return NULL;
- ip__resolve_ams(al->machine, al->thread, &mi->iaddr, sample->ip);
- ip__resolve_data(al->machine, al->thread, al->cpumode,
- &mi->daddr, sample->addr);
+ ip__resolve_ams(al->thread, &mi->iaddr, sample->ip);
+ ip__resolve_data(al->thread, al->cpumode, &mi->daddr, sample->addr);
mi->data_src.val = sample->data_src;
return mi;
@@ -1363,15 +1360,14 @@ struct branch_info *sample__resolve_bstack(struct perf_sample *sample,
return NULL;
for (i = 0; i < bs->nr; i++) {
- ip__resolve_ams(al->machine, al->thread, &bi[i].to, bs->entries[i].to);
- ip__resolve_ams(al->machine, al->thread, &bi[i].from, bs->entries[i].from);
+ ip__resolve_ams(al->thread, &bi[i].to, bs->entries[i].to);
+ ip__resolve_ams(al->thread, &bi[i].from, bs->entries[i].from);
bi[i].flags = bs->entries[i].flags;
}
return bi;
}
-static int machine__resolve_callchain_sample(struct machine *machine,
- struct thread *thread,
+static int thread__resolve_callchain_sample(struct thread *thread,
struct ip_callchain *chain,
struct symbol **parent,
struct addr_location *root_al,
@@ -1395,7 +1391,7 @@ static int machine__resolve_callchain_sample(struct machine *machine,
* Based on DWARF debug information, some architectures skip
* a callchain entry saved by the kernel.
*/
- skip_idx = arch_skip_callchain_idx(machine, thread, chain);
+ skip_idx = arch_skip_callchain_idx(thread, chain);
for (i = 0; i < chain_nr; i++) {
u64 ip;
@@ -1437,7 +1433,7 @@ static int machine__resolve_callchain_sample(struct machine *machine,
}
al.filtered = 0;
- thread__find_addr_location(thread, machine, cpumode,
+ thread__find_addr_location(thread, cpumode,
MAP__FUNCTION, ip, &al);
if (al.sym != NULL) {
if (sort__has_parent && !*parent &&
@@ -1476,11 +1472,8 @@ int machine__resolve_callchain(struct machine *machine,
struct addr_location *root_al,
int max_stack)
{
- int ret;
-
- ret = machine__resolve_callchain_sample(machine, thread,
- sample->callchain, parent,
- root_al, max_stack);
+ int ret = thread__resolve_callchain_sample(thread, sample->callchain,
+ parent, root_al, max_stack);
if (ret)
return ret;
diff --git a/tools/perf/util/thread.c b/tools/perf/util/thread.c
index 26386c9465a1..855cbfc3725c 100644
--- a/tools/perf/util/thread.c
+++ b/tools/perf/util/thread.c
@@ -195,7 +195,6 @@ int thread__fork(struct thread *thread, struct thread *parent, u64 timestamp)
}
void thread__find_cpumode_addr_location(struct thread *thread,
- struct machine *machine,
enum map_type type, u64 addr,
struct addr_location *al)
{
@@ -208,8 +207,7 @@ void thread__find_cpumode_addr_location(struct thread *thread,
};
for (i = 0; i < ARRAY_SIZE(cpumodes); i++) {
- thread__find_addr_location(thread, machine, cpumodes[i], type,
- addr, al);
+ thread__find_addr_location(thread, cpumodes[i], type, addr, al);
if (al->map)
break;
}
diff --git a/tools/perf/util/thread.h b/tools/perf/util/thread.h
index 8c75fa774706..6ef9fe6ff8da 100644
--- a/tools/perf/util/thread.h
+++ b/tools/perf/util/thread.h
@@ -54,16 +54,15 @@ void thread__insert_map(struct thread *thread, struct map *map);
int thread__fork(struct thread *thread, struct thread *parent, u64 timestamp);
size_t thread__fprintf(struct thread *thread, FILE *fp);
-void thread__find_addr_map(struct thread *thread, struct machine *machine,
+void thread__find_addr_map(struct thread *thread,
u8 cpumode, enum map_type type, u64 addr,
struct addr_location *al);
-void thread__find_addr_location(struct thread *thread, struct machine *machine,
+void thread__find_addr_location(struct thread *thread,
u8 cpumode, enum map_type type, u64 addr,
struct addr_location *al);
void thread__find_cpumode_addr_location(struct thread *thread,
- struct machine *machine,
enum map_type type, u64 addr,
struct addr_location *al);
diff --git a/tools/perf/util/unwind-libdw.c b/tools/perf/util/unwind-libdw.c
index 7419768c38b1..f24b350ab192 100644
--- a/tools/perf/util/unwind-libdw.c
+++ b/tools/perf/util/unwind-libdw.c
@@ -26,7 +26,7 @@ static int __report_module(struct addr_location *al, u64 ip,
Dwfl_Module *mod;
struct dso *dso = NULL;
- thread__find_addr_location(ui->thread, ui->machine,
+ thread__find_addr_location(ui->thread,
PERF_RECORD_MISC_USER,
MAP__FUNCTION, ip, al);
@@ -89,7 +89,7 @@ static int access_dso_mem(struct unwind_info *ui, Dwarf_Addr addr,
struct addr_location al;
ssize_t size;
- thread__find_addr_map(ui->thread, ui->machine, PERF_RECORD_MISC_USER,
+ thread__find_addr_map(ui->thread, PERF_RECORD_MISC_USER,
MAP__FUNCTION, addr, &al);
if (!al.map) {
pr_debug("unwind: no map for %lx\n", (unsigned long)addr);
diff --git a/tools/perf/util/unwind-libunwind.c b/tools/perf/util/unwind-libunwind.c
index e060386165c5..ed0cb1bc356c 100644
--- a/tools/perf/util/unwind-libunwind.c
+++ b/tools/perf/util/unwind-libunwind.c
@@ -284,7 +284,7 @@ static struct map *find_map(unw_word_t ip, struct unwind_info *ui)
{
struct addr_location al;
- thread__find_addr_map(ui->thread, ui->machine, PERF_RECORD_MISC_USER,
+ thread__find_addr_map(ui->thread, PERF_RECORD_MISC_USER,
MAP__FUNCTION, ip, &al);
return al.map;
}
@@ -374,7 +374,7 @@ static int access_dso_mem(struct unwind_info *ui, unw_word_t addr,
struct addr_location al;
ssize_t size;
- thread__find_addr_map(ui->thread, ui->machine, PERF_RECORD_MISC_USER,
+ thread__find_addr_map(ui->thread, PERF_RECORD_MISC_USER,
MAP__FUNCTION, addr, &al);
if (!al.map) {
pr_debug("unwind: no map for %lx\n", (unsigned long)addr);
@@ -476,14 +476,13 @@ static void put_unwind_info(unw_addr_space_t __maybe_unused as,
pr_debug("unwind: put_unwind_info called\n");
}
-static int entry(u64 ip, struct thread *thread, struct machine *machine,
+static int entry(u64 ip, struct thread *thread,
unwind_entry_cb_t cb, void *arg)
{
struct unwind_entry e;
struct addr_location al;
- thread__find_addr_location(thread, machine,
- PERF_RECORD_MISC_USER,
+ thread__find_addr_location(thread, PERF_RECORD_MISC_USER,
MAP__FUNCTION, ip, &al);
e.ip = ip;
@@ -574,7 +573,7 @@ static int get_entries(struct unwind_info *ui, unwind_entry_cb_t cb,
unw_word_t ip;
unw_get_reg(&c, UNW_REG_IP, &ip);
- ret = ip ? entry(ip, ui->thread, ui->machine, cb, arg) : 0;
+ ret = ip ? entry(ip, ui->thread, cb, arg) : 0;
}
return ret;
@@ -599,7 +598,7 @@ int unwind__get_entries(unwind_entry_cb_t cb, void *arg,
if (ret)
return ret;
- ret = entry(ip, thread, machine, cb, arg);
+ ret = entry(ip, thread, cb, arg);
if (ret)
return -ENOMEM;
--
1.9.3
--
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