From: Ian Rogers <irogers@google.com>
To: Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@kernel.org>, Namhyung Kim <namhyung@kernel.org>,
Ian Rogers <irogers@google.com>,
Adrian Hunter <adrian.hunter@intel.com>,
Nick Terrell <terrelln@fb.com>,
Kan Liang <kan.liang@linux.intel.com>,
Andi Kleen <ak@linux.intel.com>,
Kajol Jain <kjain@linux.ibm.com>,
Athira Rajeev <atrajeev@linux.vnet.ibm.com>,
Huacai Chen <chenhuacai@kernel.org>,
Masami Hiramatsu <mhiramat@kernel.org>,
Vincent Whitchurch <vincent.whitchurch@axis.com>,
"Steinar H. Gunderson" <sesse@google.com>,
Liam Howlett <liam.howlett@oracle.com>,
Miguel Ojeda <ojeda@kernel.org>,
Colin Ian King <colin.i.king@gmail.com>,
Dmitrii Dolgov <9erthalion6@gmail.com>,
Yang Jihong <yangjihong1@huawei.com>,
Ming Wang <wangming01@loongson.cn>,
James Clark <james.clark@arm.com>,
K Prateek Nayak <kprateek.nayak@amd.com>,
Sean Christopherson <seanjc@google.com>,
Leo Yan <leo.yan@linaro.org>,
Ravi Bangoria <ravi.bangoria@amd.com>,
German Gomez <german.gomez@arm.com>,
Changbin Du <changbin.du@huawei.com>,
Paolo Bonzini <pbonzini@redhat.com>, Li Dong <lidong@vivo.com>,
Sandipan Das <sandipan.das@amd.com>,
liuwenyu <liuwenyu7@huawei.com>,
linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org,
Guilherme Amadio <amadio@gentoo.org>
Subject: [PATCH v7 17/25] perf dso: Move dso functions out of dsos
Date: Tue, 2 Jan 2024 21:06:27 -0800 [thread overview]
Message-ID: <20240103050635.391888-18-irogers@google.com> (raw)
In-Reply-To: <20240103050635.391888-1-irogers@google.com>
Move dso and dso_id functions to dso.c to match the struct
declarations.
Signed-off-by: Ian Rogers <irogers@google.com>
---
tools/perf/util/dso.c | 61 ++++++++++++++++++++++++++++++++++++++++++
tools/perf/util/dso.h | 4 +++
tools/perf/util/dsos.c | 61 ------------------------------------------
3 files changed, 65 insertions(+), 61 deletions(-)
diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c
index 22fd5fa806ed..69b9aa256776 100644
--- a/tools/perf/util/dso.c
+++ b/tools/perf/util/dso.c
@@ -1269,6 +1269,67 @@ static void dso__set_long_name_id(struct dso *dso, const char *name, struct dso_
__dsos__findnew_link_by_longname_id(root, dso, NULL, id);
}
+static int __dso_id__cmp(struct dso_id *a, struct dso_id *b)
+{
+ if (a->maj > b->maj) return -1;
+ if (a->maj < b->maj) return 1;
+
+ if (a->min > b->min) return -1;
+ if (a->min < b->min) return 1;
+
+ if (a->ino > b->ino) return -1;
+ if (a->ino < b->ino) return 1;
+
+ /*
+ * Synthesized MMAP events have zero ino_generation, avoid comparing
+ * them with MMAP events with actual ino_generation.
+ *
+ * I found it harmful because the mismatch resulted in a new
+ * dso that did not have a build ID whereas the original dso did have a
+ * build ID. The build ID was essential because the object was not found
+ * otherwise. - Adrian
+ */
+ if (a->ino_generation && b->ino_generation) {
+ if (a->ino_generation > b->ino_generation) return -1;
+ if (a->ino_generation < b->ino_generation) return 1;
+ }
+
+ return 0;
+}
+
+bool dso_id__empty(struct dso_id *id)
+{
+ if (!id)
+ return true;
+
+ return !id->maj && !id->min && !id->ino && !id->ino_generation;
+}
+
+void dso__inject_id(struct dso *dso, struct dso_id *id)
+{
+ dso->id.maj = id->maj;
+ dso->id.min = id->min;
+ dso->id.ino = id->ino;
+ dso->id.ino_generation = id->ino_generation;
+}
+
+int dso_id__cmp(struct dso_id *a, struct dso_id *b)
+{
+ /*
+ * The second is always dso->id, so zeroes if not set, assume passing
+ * NULL for a means a zeroed id
+ */
+ if (dso_id__empty(a) || dso_id__empty(b))
+ return 0;
+
+ return __dso_id__cmp(a, b);
+}
+
+int dso__cmp_id(struct dso *a, struct dso *b)
+{
+ return __dso_id__cmp(&a->id, &b->id);
+}
+
void dso__set_long_name(struct dso *dso, const char *name, bool name_allocated)
{
dso__set_long_name_id(dso, name, NULL, name_allocated);
diff --git a/tools/perf/util/dso.h b/tools/perf/util/dso.h
index 2b9cf9177085..7447d7a1942a 100644
--- a/tools/perf/util/dso.h
+++ b/tools/perf/util/dso.h
@@ -237,6 +237,9 @@ static inline void dso__set_loaded(struct dso *dso)
dso->loaded = true;
}
+int dso_id__cmp(struct dso_id *a, struct dso_id *b);
+bool dso_id__empty(struct dso_id *id);
+
struct dso *dso__new_id(const char *name, struct dso_id *id);
struct dso *dso__new(const char *name);
void dso__delete(struct dso *dso);
@@ -244,6 +247,7 @@ void dso__delete(struct dso *dso);
int dso__cmp_id(struct dso *a, struct dso *b);
void dso__set_short_name(struct dso *dso, const char *name, bool name_allocated);
void dso__set_long_name(struct dso *dso, const char *name, bool name_allocated);
+void dso__inject_id(struct dso *dso, struct dso_id *id);
int dso__name_len(const struct dso *dso);
diff --git a/tools/perf/util/dsos.c b/tools/perf/util/dsos.c
index d43f64939b12..f816927a21ff 100644
--- a/tools/perf/util/dsos.c
+++ b/tools/perf/util/dsos.c
@@ -41,67 +41,6 @@ void dsos__exit(struct dsos *dsos)
exit_rwsem(&dsos->lock);
}
-static int __dso_id__cmp(struct dso_id *a, struct dso_id *b)
-{
- if (a->maj > b->maj) return -1;
- if (a->maj < b->maj) return 1;
-
- if (a->min > b->min) return -1;
- if (a->min < b->min) return 1;
-
- if (a->ino > b->ino) return -1;
- if (a->ino < b->ino) return 1;
-
- /*
- * Synthesized MMAP events have zero ino_generation, avoid comparing
- * them with MMAP events with actual ino_generation.
- *
- * I found it harmful because the mismatch resulted in a new
- * dso that did not have a build ID whereas the original dso did have a
- * build ID. The build ID was essential because the object was not found
- * otherwise. - Adrian
- */
- if (a->ino_generation && b->ino_generation) {
- if (a->ino_generation > b->ino_generation) return -1;
- if (a->ino_generation < b->ino_generation) return 1;
- }
-
- return 0;
-}
-
-static bool dso_id__empty(struct dso_id *id)
-{
- if (!id)
- return true;
-
- return !id->maj && !id->min && !id->ino && !id->ino_generation;
-}
-
-static void dso__inject_id(struct dso *dso, struct dso_id *id)
-{
- dso->id.maj = id->maj;
- dso->id.min = id->min;
- dso->id.ino = id->ino;
- dso->id.ino_generation = id->ino_generation;
-}
-
-static int dso_id__cmp(struct dso_id *a, struct dso_id *b)
-{
- /*
- * The second is always dso->id, so zeroes if not set, assume passing
- * NULL for a means a zeroed id
- */
- if (dso_id__empty(a) || dso_id__empty(b))
- return 0;
-
- return __dso_id__cmp(a, b);
-}
-
-int dso__cmp_id(struct dso *a, struct dso *b)
-{
- return __dso_id__cmp(&a->id, &b->id);
-}
-
bool __dsos__read_build_ids(struct dsos *dsos, bool with_hits)
{
struct list_head *head = &dsos->head;
--
2.43.0.472.g3155946c3a-goog
next prev parent reply other threads:[~2024-01-03 5:07 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-03 5:06 [PATCH v7 00/25] maps/threads/dsos memory improvements and fixes Ian Rogers
2024-01-03 5:06 ` [PATCH v7 01/25] perf maps: Switch from rbtree to lazily sorted array for addresses Ian Rogers
2024-02-02 2:48 ` Namhyung Kim
2024-02-02 4:20 ` Ian Rogers
2024-02-02 4:21 ` Ian Rogers
2024-02-06 0:37 ` Namhyung Kim
2024-01-03 5:06 ` [PATCH v7 02/25] perf maps: Get map before returning in maps__find Ian Rogers
2024-01-03 5:06 ` [PATCH v7 03/25] perf maps: Get map before returning in maps__find_by_name Ian Rogers
2024-01-03 5:06 ` [PATCH v7 04/25] perf maps: Get map before returning in maps__find_next_entry Ian Rogers
2024-01-03 5:06 ` [PATCH v7 05/25] perf maps: Hide maps internals Ian Rogers
2024-01-03 5:06 ` [PATCH v7 06/25] perf maps: Locking tidy up of nr_maps Ian Rogers
2024-01-03 5:06 ` [PATCH v7 07/25] perf dso: Reorder variables to save space in struct dso Ian Rogers
2024-01-03 5:06 ` [PATCH v7 08/25] perf report: Sort child tasks by tid Ian Rogers
2024-01-03 5:06 ` [PATCH v7 09/25] perf trace: Ignore thread hashing in summary Ian Rogers
2024-01-03 5:06 ` [PATCH v7 10/25] perf machine: Move fprintf to for_each loop and a callback Ian Rogers
2024-01-03 5:06 ` [PATCH v7 11/25] perf threads: Move threads to its own files Ian Rogers
2024-01-03 5:06 ` [PATCH v7 12/25] perf threads: Switch from rbtree to hashmap Ian Rogers
2024-01-03 5:06 ` [PATCH v7 13/25] perf threads: Reduce table size from 256 to 8 Ian Rogers
2024-01-03 5:06 ` [PATCH v7 14/25] perf dsos: Attempt to better abstract dsos internals Ian Rogers
2024-01-03 5:06 ` [PATCH v7 15/25] perf dsos: Tidy reference counting and locking Ian Rogers
2024-01-03 5:06 ` [PATCH v7 16/25] perf dsos: Add dsos__for_each_dso Ian Rogers
2024-01-03 5:06 ` Ian Rogers [this message]
2024-01-03 5:06 ` [PATCH v7 18/25] perf dsos: Switch more loops to dsos__for_each_dso Ian Rogers
2024-01-03 5:06 ` [PATCH v7 19/25] perf dsos: Switch backing storage to array from rbtree/list Ian Rogers
2024-01-03 5:06 ` [PATCH v7 20/25] perf dsos: Remove __dsos__addnew Ian Rogers
2024-01-03 5:06 ` [PATCH v7 21/25] perf dsos: Remove __dsos__findnew_link_by_longname_id Ian Rogers
2024-01-03 5:06 ` [PATCH v7 22/25] perf dsos: Switch hand code to bsearch Ian Rogers
2024-01-03 5:06 ` [PATCH v7 23/25] perf dso: Add reference count checking and accessor functions Ian Rogers
2024-01-03 5:06 ` [PATCH v7 24/25] perf dso: Reference counting related fixes Ian Rogers
2024-01-03 5:06 ` [PATCH v7 25/25] perf dso: Use container_of to avoid a pointer in dso_data Ian Rogers
2024-01-31 22:22 ` [PATCH v7 00/25] maps/threads/dsos memory improvements and fixes Ian Rogers
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