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Date: Fri, 29 Nov 2019 06:02:52 -0000
From: "tip-bot2 for Arnaldo Carvalho de Melo" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Adrian Hunter <adrian.hunter@...el.com>,
Andi Kleen <ak@...ux.intel.com>, Jiri Olsa <jolsa@...nel.org>,
Namhyung Kim <namhyung@...nel.org>,
Arnaldo Carvalho de Melo <acme@...hat.com>,
x86 <x86@...nel.org>, LKML <linux-kernel@...r.kernel.org>
Subject: [tip: perf/urgent] perf thread: Rename thread->mg to thread->maps
The following commit has been merged into the perf/urgent branch of tip:
Commit-ID: fe87797dea79b59e97a4ea67441bf91f2905bf23
Gitweb: https://git.kernel.org/tip/fe87797dea79b59e97a4ea67441bf91f2905bf23
Author: Arnaldo Carvalho de Melo <acme@...hat.com>
AuthorDate: Mon, 25 Nov 2019 22:07:43 -03:00
Committer: Arnaldo Carvalho de Melo <acme@...hat.com>
CommitterDate: Tue, 26 Nov 2019 11:07:46 -03:00
perf thread: Rename thread->mg to thread->maps
One more step on the merge of 'struct maps' with 'struct map_groups'.
Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: Andi Kleen <ak@...ux.intel.com>
Cc: Jiri Olsa <jolsa@...nel.org>
Cc: Namhyung Kim <namhyung@...nel.org>
Link: https://lkml.kernel.org/n/tip-69vcr8pubpym90skxhmbwhiw@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
tools/perf/arch/arm/tests/dwarf-unwind.c | 2 +-
tools/perf/arch/arm64/tests/dwarf-unwind.c | 2 +-
tools/perf/arch/powerpc/tests/dwarf-unwind.c | 2 +-
tools/perf/arch/x86/tests/dwarf-unwind.c | 2 +-
tools/perf/builtin-report.c | 2 +-
tools/perf/tests/code-reading.c | 2 +-
tools/perf/tests/thread-mg-share.c | 12 ++++----
tools/perf/ui/stdio/hist.c | 2 +-
tools/perf/util/db-export.c | 2 +-
tools/perf/util/event.c | 4 +--
tools/perf/util/machine.c | 16 +++++-----
tools/perf/util/map.c | 2 +-
tools/perf/util/thread-stack.c | 4 +--
tools/perf/util/thread.c | 30 +++++++++----------
tools/perf/util/thread.h | 2 +-
tools/perf/util/unwind-libdw.c | 2 +-
tools/perf/util/unwind-libunwind-local.c | 4 +--
tools/perf/util/unwind-libunwind.c | 4 +--
tools/perf/util/vdso.c | 2 +-
19 files changed, 49 insertions(+), 49 deletions(-)
diff --git a/tools/perf/arch/arm/tests/dwarf-unwind.c b/tools/perf/arch/arm/tests/dwarf-unwind.c
index 0267372..ff0bea6 100644
--- a/tools/perf/arch/arm/tests/dwarf-unwind.c
+++ b/tools/perf/arch/arm/tests/dwarf-unwind.c
@@ -26,7 +26,7 @@ static int sample_ustack(struct perf_sample *sample,
sp = (unsigned long) regs[PERF_REG_ARM_SP];
- map = maps__find(thread->mg, (u64)sp);
+ map = maps__find(thread->maps, (u64)sp);
if (!map) {
pr_debug("failed to get stack map\n");
free(buf);
diff --git a/tools/perf/arch/arm64/tests/dwarf-unwind.c b/tools/perf/arch/arm64/tests/dwarf-unwind.c
index 8864896..8510843 100644
--- a/tools/perf/arch/arm64/tests/dwarf-unwind.c
+++ b/tools/perf/arch/arm64/tests/dwarf-unwind.c
@@ -26,7 +26,7 @@ static int sample_ustack(struct perf_sample *sample,
sp = (unsigned long) regs[PERF_REG_ARM64_SP];
- map = maps__find(thread->mg, (u64)sp);
+ map = maps__find(thread->maps, (u64)sp);
if (!map) {
pr_debug("failed to get stack map\n");
free(buf);
diff --git a/tools/perf/arch/powerpc/tests/dwarf-unwind.c b/tools/perf/arch/powerpc/tests/dwarf-unwind.c
index b38117c..30658e3 100644
--- a/tools/perf/arch/powerpc/tests/dwarf-unwind.c
+++ b/tools/perf/arch/powerpc/tests/dwarf-unwind.c
@@ -27,7 +27,7 @@ static int sample_ustack(struct perf_sample *sample,
sp = (unsigned long) regs[PERF_REG_POWERPC_R1];
- map = maps__find(thread->mg, (u64)sp);
+ map = maps__find(thread->maps, (u64)sp);
if (!map) {
pr_debug("failed to get stack map\n");
free(buf);
diff --git a/tools/perf/arch/x86/tests/dwarf-unwind.c b/tools/perf/arch/x86/tests/dwarf-unwind.c
index f52132e..418969c 100644
--- a/tools/perf/arch/x86/tests/dwarf-unwind.c
+++ b/tools/perf/arch/x86/tests/dwarf-unwind.c
@@ -27,7 +27,7 @@ static int sample_ustack(struct perf_sample *sample,
sp = (unsigned long) regs[PERF_REG_X86_SP];
- map = maps__find(thread->mg, (u64)sp);
+ map = maps__find(thread->maps, (u64)sp);
if (!map) {
pr_debug("failed to get stack map\n");
free(buf);
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 729d684..830d563 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -790,7 +790,7 @@ static void task__print_level(struct task *task, FILE *fp, int level)
fprintf(fp, "%s\n", thread__comm_str(thread));
- maps__fprintf_task(thread->mg, comm_indent, fp);
+ maps__fprintf_task(thread->maps, comm_indent, fp);
if (!list_empty(&task->children)) {
list_for_each_entry(child, &task->children, list)
diff --git a/tools/perf/tests/code-reading.c b/tools/perf/tests/code-reading.c
index 1f017e1..6fe221d 100644
--- a/tools/perf/tests/code-reading.c
+++ b/tools/perf/tests/code-reading.c
@@ -276,7 +276,7 @@ static int read_object_code(u64 addr, size_t len, u8 cpumode,
len = al.map->end - addr;
/* Read the object code using perf */
- ret_len = dso__data_read_offset(al.map->dso, thread->mg->machine,
+ ret_len = dso__data_read_offset(al.map->dso, thread->maps->machine,
al.addr, buf1, len);
if (ret_len != len) {
pr_debug("dso__data_read_offset failed\n");
diff --git a/tools/perf/tests/thread-mg-share.c b/tools/perf/tests/thread-mg-share.c
index 7f15eed..6032061 100644
--- a/tools/perf/tests/thread-mg-share.c
+++ b/tools/perf/tests/thread-mg-share.c
@@ -42,13 +42,13 @@ int test__thread_mg_share(struct test *test __maybe_unused, int subtest __maybe_
TEST_ASSERT_VAL("failed to create threads",
leader && t1 && t2 && t3 && other);
- mg = leader->mg;
+ mg = leader->maps;
TEST_ASSERT_EQUAL("wrong refcnt", refcount_read(&mg->refcnt), 4);
/* test the map groups pointer is shared */
- TEST_ASSERT_VAL("map groups don't match", mg == t1->mg);
- TEST_ASSERT_VAL("map groups don't match", mg == t2->mg);
- TEST_ASSERT_VAL("map groups don't match", mg == t3->mg);
+ TEST_ASSERT_VAL("map groups don't match", mg == t1->maps);
+ TEST_ASSERT_VAL("map groups don't match", mg == t2->maps);
+ TEST_ASSERT_VAL("map groups don't match", mg == t3->maps);
/*
* Verify the other leader was created by previous call.
@@ -70,10 +70,10 @@ int test__thread_mg_share(struct test *test __maybe_unused, int subtest __maybe_
machine__remove_thread(machine, other);
machine__remove_thread(machine, other_leader);
- other_mg = other->mg;
+ other_mg = other->maps;
TEST_ASSERT_EQUAL("wrong refcnt", refcount_read(&other_mg->refcnt), 2);
- TEST_ASSERT_VAL("map groups don't match", other_mg == other_leader->mg);
+ TEST_ASSERT_VAL("map groups don't match", other_mg == other_leader->maps);
/* release thread group */
thread__put(leader);
diff --git a/tools/perf/ui/stdio/hist.c b/tools/perf/ui/stdio/hist.c
index 2d9c484..161d834 100644
--- a/tools/perf/ui/stdio/hist.c
+++ b/tools/perf/ui/stdio/hist.c
@@ -885,7 +885,7 @@ size_t hists__fprintf(struct hists *hists, bool show_header, int max_rows,
}
if (h->ms.map == NULL && verbose > 1) {
- maps__fprintf(h->thread->mg, fp);
+ maps__fprintf(h->thread->maps, fp);
fprintf(fp, "%.10s end\n", graph_dotted_line);
}
}
diff --git a/tools/perf/util/db-export.c b/tools/perf/util/db-export.c
index d029faf..e726922 100644
--- a/tools/perf/util/db-export.c
+++ b/tools/perf/util/db-export.c
@@ -251,7 +251,7 @@ static struct call_path *call_path_from_sample(struct db_export *dbe,
*/
al.sym = node->ms.sym;
al.map = node->ms.map;
- al.mg = thread->mg;
+ al.mg = thread->maps;
al.addr = node->ip;
if (al.map && !al.sym)
diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c
index 0181790..2f0b773 100644
--- a/tools/perf/util/event.c
+++ b/tools/perf/util/event.c
@@ -457,7 +457,7 @@ int perf_event__process(struct perf_tool *tool __maybe_unused,
struct map *thread__find_map(struct thread *thread, u8 cpumode, u64 addr,
struct addr_location *al)
{
- struct maps *mg = thread->mg;
+ struct maps *mg = thread->maps;
struct machine *machine = mg->machine;
bool load_map = false;
@@ -523,7 +523,7 @@ struct map *thread__find_map_fb(struct thread *thread, u8 cpumode, u64 addr,
struct addr_location *al)
{
struct map *map = thread__find_map(thread, cpumode, addr, al);
- struct machine *machine = thread->mg->machine;
+ struct machine *machine = thread->maps->machine;
u8 addr_cpumode = machine__addr_cpumode(machine, cpumode, addr);
if (map || addr_cpumode == cpumode)
diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c
index d646aea..b351476 100644
--- a/tools/perf/util/machine.c
+++ b/tools/perf/util/machine.c
@@ -412,28 +412,28 @@ static void machine__update_thread_pid(struct machine *machine,
if (!leader)
goto out_err;
- if (!leader->mg)
- leader->mg = maps__new(machine);
+ if (!leader->maps)
+ leader->maps = maps__new(machine);
- if (!leader->mg)
+ if (!leader->maps)
goto out_err;
- if (th->mg == leader->mg)
+ if (th->maps == leader->maps)
return;
- if (th->mg) {
+ if (th->maps) {
/*
* Maps are created from MMAP events which provide the pid and
* tid. Consequently there never should be any maps on a thread
* with an unknown pid. Just print an error if there are.
*/
- if (!maps__empty(th->mg))
+ if (!maps__empty(th->maps))
pr_err("Discarding thread maps for %d:%d\n",
th->pid_, th->tid);
- maps__put(th->mg);
+ maps__put(th->maps);
}
- th->mg = maps__get(leader->mg);
+ th->maps = maps__get(leader->maps);
out_put:
thread__put(leader);
return;
diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c
index 4c9fd06..39bfed4 100644
--- a/tools/perf/util/map.c
+++ b/tools/perf/util/map.c
@@ -819,7 +819,7 @@ out:
*/
int maps__clone(struct thread *thread, struct maps *parent)
{
- struct maps *mg = thread->mg;
+ struct maps *mg = thread->maps;
int err = -ENOMEM;
struct map *map;
diff --git a/tools/perf/util/thread-stack.c b/tools/perf/util/thread-stack.c
index cd8a948..0885967 100644
--- a/tools/perf/util/thread-stack.c
+++ b/tools/perf/util/thread-stack.c
@@ -134,8 +134,8 @@ static int thread_stack__init(struct thread_stack *ts, struct thread *thread,
if (err)
return err;
- if (thread->mg && thread->mg->machine) {
- struct machine *machine = thread->mg->machine;
+ if (thread->maps && thread->maps->machine) {
+ struct machine *machine = thread->maps->machine;
const char *arch = perf_env__arch(machine->env);
ts->kernel_start = machine__kernel_start(machine);
diff --git a/tools/perf/util/thread.c b/tools/perf/util/thread.c
index b672a2a..28b7193 100644
--- a/tools/perf/util/thread.c
+++ b/tools/perf/util/thread.c
@@ -24,16 +24,16 @@ int thread__init_maps(struct thread *thread, struct machine *machine)
pid_t pid = thread->pid_;
if (pid == thread->tid || pid == -1) {
- thread->mg = maps__new(machine);
+ thread->maps = maps__new(machine);
} else {
struct thread *leader = __machine__findnew_thread(machine, pid, pid);
if (leader) {
- thread->mg = maps__get(leader->mg);
+ thread->maps = maps__get(leader->maps);
thread__put(leader);
}
}
- return thread->mg ? 0 : -1;
+ return thread->maps ? 0 : -1;
}
struct thread *thread__new(pid_t pid, pid_t tid)
@@ -86,9 +86,9 @@ void thread__delete(struct thread *thread)
thread_stack__free(thread);
- if (thread->mg) {
- maps__put(thread->mg);
- thread->mg = NULL;
+ if (thread->maps) {
+ maps__put(thread->maps);
+ thread->maps = NULL;
}
down_write(&thread->namespaces_lock);
list_for_each_entry_safe(namespaces, tmp_namespaces,
@@ -251,7 +251,7 @@ static int ____thread__set_comm(struct thread *thread, const char *str,
list_add(&new->list, &thread->comm_list);
if (exec)
- unwind__flush_access(thread->mg);
+ unwind__flush_access(thread->maps);
}
thread->comm_set = true;
@@ -324,19 +324,19 @@ int thread__comm_len(struct thread *thread)
size_t thread__fprintf(struct thread *thread, FILE *fp)
{
return fprintf(fp, "Thread %d %s\n", thread->tid, thread__comm_str(thread)) +
- maps__fprintf(thread->mg, fp);
+ maps__fprintf(thread->maps, fp);
}
int thread__insert_map(struct thread *thread, struct map *map)
{
int ret;
- ret = unwind__prepare_access(thread->mg, map, NULL);
+ ret = unwind__prepare_access(thread->maps, map, NULL);
if (ret)
return ret;
- maps__fixup_overlappings(thread->mg, map, stderr);
- maps__insert(thread->mg, map);
+ maps__fixup_overlappings(thread->maps, map, stderr);
+ maps__insert(thread->maps, map);
return 0;
}
@@ -345,13 +345,13 @@ static int __thread__prepare_access(struct thread *thread)
{
bool initialized = false;
int err = 0;
- struct maps *maps = thread->mg;
+ struct maps *maps = thread->maps;
struct map *map;
down_read(&maps->lock);
maps__for_each_entry(maps, map) {
- err = unwind__prepare_access(thread->mg, map, &initialized);
+ err = unwind__prepare_access(thread->maps, map, &initialized);
if (err || initialized)
break;
}
@@ -377,13 +377,13 @@ static int thread__clone_maps(struct thread *thread, struct thread *parent, bool
if (thread->pid_ == parent->pid_)
return thread__prepare_access(thread);
- if (thread->mg == parent->mg) {
+ if (thread->maps == parent->maps) {
pr_debug("broken map groups on thread %d/%d parent %d/%d\n",
thread->pid_, thread->tid, parent->pid_, parent->tid);
return 0;
}
/* But this one is new process, copy maps. */
- return do_maps_clone ? maps__clone(thread, parent->mg) : 0;
+ return do_maps_clone ? maps__clone(thread, parent->maps) : 0;
}
int thread__fork(struct thread *thread, struct thread *parent, u64 timestamp, bool do_maps_clone)
diff --git a/tools/perf/util/thread.h b/tools/perf/util/thread.h
index 4735d92..20b96b5 100644
--- a/tools/perf/util/thread.h
+++ b/tools/perf/util/thread.h
@@ -25,7 +25,7 @@ struct thread {
struct rb_node rb_node;
struct list_head node;
};
- struct maps *mg;
+ struct maps *maps;
pid_t pid_; /* Not all tools update this */
pid_t tid;
pid_t ppid;
diff --git a/tools/perf/util/unwind-libdw.c b/tools/perf/util/unwind-libdw.c
index d2a8df0..33f6552 100644
--- a/tools/perf/util/unwind-libdw.c
+++ b/tools/perf/util/unwind-libdw.c
@@ -200,7 +200,7 @@ int unwind__get_entries(unwind_entry_cb_t cb, void *arg,
struct unwind_info *ui, ui_buf = {
.sample = data,
.thread = thread,
- .machine = thread->mg->machine,
+ .machine = thread->maps->machine,
.cb = cb,
.arg = arg,
.max_stack = max_stack,
diff --git a/tools/perf/util/unwind-libunwind-local.c b/tools/perf/util/unwind-libunwind-local.c
index 31f77f8..30f921f 100644
--- a/tools/perf/util/unwind-libunwind-local.c
+++ b/tools/perf/util/unwind-libunwind-local.c
@@ -660,7 +660,7 @@ static int get_entries(struct unwind_info *ui, unwind_entry_cb_t cb,
*/
if (max_stack - 1 > 0) {
WARN_ONCE(!ui->thread, "WARNING: ui->thread is NULL");
- addr_space = ui->thread->mg->addr_space;
+ addr_space = ui->thread->maps->addr_space;
if (addr_space == NULL)
return -1;
@@ -709,7 +709,7 @@ static int _unwind__get_entries(unwind_entry_cb_t cb, void *arg,
struct unwind_info ui = {
.sample = data,
.thread = thread,
- .machine = thread->mg->machine,
+ .machine = thread->maps->machine,
};
if (!data->user_regs.regs)
diff --git a/tools/perf/util/unwind-libunwind.c b/tools/perf/util/unwind-libunwind.c
index 3769ae9..4003ae8 100644
--- a/tools/perf/util/unwind-libunwind.c
+++ b/tools/perf/util/unwind-libunwind.c
@@ -82,7 +82,7 @@ int unwind__get_entries(unwind_entry_cb_t cb, void *arg,
struct thread *thread,
struct perf_sample *data, int max_stack)
{
- if (thread->mg->unwind_libunwind_ops)
- return thread->mg->unwind_libunwind_ops->get_entries(cb, arg, thread, data, max_stack);
+ if (thread->maps->unwind_libunwind_ops)
+ return thread->maps->unwind_libunwind_ops->get_entries(cb, arg, thread, data, max_stack);
return 0;
}
diff --git a/tools/perf/util/vdso.c b/tools/perf/util/vdso.c
index 765b29a..3cc91ad 100644
--- a/tools/perf/util/vdso.c
+++ b/tools/perf/util/vdso.c
@@ -144,7 +144,7 @@ static enum dso_type machine__thread_dso_type(struct machine *machine,
enum dso_type dso_type = DSO__TYPE_UNKNOWN;
struct map *map;
- maps__for_each_entry(thread->mg, map) {
+ maps__for_each_entry(thread->maps, map) {
struct dso *dso = map->dso;
if (!dso || dso->long_name[0] != '/')
continue;
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