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From: He Kuang <hekuang@huawei.com>
To: <peterz@infradead.org>, <mingo@redhat.com>, <acme@kernel.org>,
	<alexander.shishkin@linux.intel.com>, <jolsa@redhat.com>,
	<wangnan0@huawei.com>, <hekuang@huawei.com>,
	<jpoimboe@redhat.com>, <ak@linux.intel.com>, <eranian@google.com>,
	<namhyung@kernel.org>, <adrian.hunter@intel.com>,
	<sukadev@linux.vnet.ibm.com>, <masami.hiramatsu.pt@hitachi.com>,
	<tumanova@linux.vnet.ibm.com>, <kan.liang@intel.com>,
	<penberg@kernel.org>, <dsahern@gmail.com>
Cc: <linux-kernel@vger.kernel.org>
Subject: [PATCH v6 06/11 1 update 2/2] perf tools: Extract common API out of unwind-libunwind-local.c
Date: Mon, 30 May 2016 03:22:36 +0000	[thread overview]
Message-ID: <1464578556-89341-2-git-send-email-hekuang@huawei.com> (raw)
In-Reply-To: <1464578556-89341-1-git-send-email-hekuang@huawei.com>

This patch extracts common unwind-libunwind APIs out of
unwind-libunwind-local.c, this part will be used by both local and
remote libunwind.

Signed-off-by: He Kuang <hekuang@huawei.com>
---
 tools/perf/util/Build                    |  1 +
 tools/perf/util/unwind-libunwind-local.c | 32 ------------------------------
 tools/perf/util/unwind-libunwind.c       | 34 ++++++++++++++++++++++++++++++++
 3 files changed, 35 insertions(+), 32 deletions(-)
 create mode 100644 tools/perf/util/unwind-libunwind.c

diff --git a/tools/perf/util/Build b/tools/perf/util/Build
index 5e23d85..004fb1d 100644
--- a/tools/perf/util/Build
+++ b/tools/perf/util/Build
@@ -100,6 +100,7 @@ libperf-$(CONFIG_DWARF) += dwarf-aux.o
 
 libperf-$(CONFIG_LIBDW_DWARF_UNWIND) += unwind-libdw.o
 libperf-$(CONFIG_LOCAL_LIBUNWIND)    += unwind-libunwind-local.o
+libperf-$(CONFIG_LIBUNWIND)          += unwind-libunwind.o
 
 libperf-$(CONFIG_LIBBABELTRACE) += data-convert-bt.o
 
diff --git a/tools/perf/util/unwind-libunwind-local.c b/tools/perf/util/unwind-libunwind-local.c
index 93d2d8e..37e53f8 100644
--- a/tools/perf/util/unwind-libunwind-local.c
+++ b/tools/perf/util/unwind-libunwind-local.c
@@ -692,35 +692,3 @@ void register_local_unwind_libunwind_ops(struct thread *thread)
 {
 	thread->unwind_libunwind_ops = &_unwind_libunwind_ops;
 }
-
-int unwind__prepare_access(struct thread *thread)
-{
-	register_local_unwind_libunwind_ops(thread);
-
-	return thread->unwind_libunwind_ops->prepare_access(thread);
-}
-
-void unwind__flush_access(struct thread *thread)
-{
-	if (thread->unwind_libunwind_ops)
-		thread->unwind_libunwind_ops->flush_access(thread);
-}
-
-void unwind__finish_access(struct thread *thread)
-{
-	if (thread->unwind_libunwind_ops)
-		thread->unwind_libunwind_ops->finish_access(thread);
-}
-
-int unwind__get_entries(unwind_entry_cb_t cb, void *arg,
-			 struct thread *thread,
-			 struct perf_sample *data, int max_stack)
-{
-	if (thread->unwind_libunwind_ops)
-		return thread->unwind_libunwind_ops->get_entries(cb, arg,
-								 thread,
-								 data,
-								 max_stack);
-	else
-		return 0;
-}
diff --git a/tools/perf/util/unwind-libunwind.c b/tools/perf/util/unwind-libunwind.c
new file mode 100644
index 0000000..40d0453
--- /dev/null
+++ b/tools/perf/util/unwind-libunwind.c
@@ -0,0 +1,34 @@
+#include "unwind.h"
+#include "thread.h"
+
+int unwind__prepare_access(struct thread *thread)
+{
+	register_local_unwind_libunwind_ops(thread);
+
+	return thread->unwind_libunwind_ops->prepare_access(thread);
+}
+
+void unwind__flush_access(struct thread *thread)
+{
+	if (thread->unwind_libunwind_ops)
+		thread->unwind_libunwind_ops->flush_access(thread);
+}
+
+void unwind__finish_access(struct thread *thread)
+{
+	if (thread->unwind_libunwind_ops)
+		thread->unwind_libunwind_ops->finish_access(thread);
+}
+
+int unwind__get_entries(unwind_entry_cb_t cb, void *arg,
+			 struct thread *thread,
+			 struct perf_sample *data, int max_stack)
+{
+	if (thread->unwind_libunwind_ops)
+		return thread->unwind_libunwind_ops->get_entries(cb, arg,
+								 thread,
+								 data,
+								 max_stack);
+	else
+		return 0;
+}
-- 
1.8.5.2

  reply	other threads:[~2016-05-30  3:23 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-05-28 11:59 [PATCH v6 00/11] Add support for remote unwind He Kuang
2016-05-28 11:59 ` [PATCH v6 01/11] perf tools: Use LIBUNWIND_DIR for remote libunwind feature check He Kuang
2016-05-28 11:59 ` [PATCH v6 02/11] perf tools: Decouple thread->address_space on libunwind He Kuang
2016-05-28 11:59 ` [PATCH v6 03/11] perf tools: Introducing struct unwind_libunwind_ops for local unwind He Kuang
2016-05-30  8:53   ` Jiri Olsa
2016-05-28 11:59 ` [PATCH v6 04/11] perf tools: Move unwind__prepare_access from thread_new into thread__insert_map He Kuang
2016-05-30  8:52   ` Jiri Olsa
2016-05-28 11:59 ` [PATCH v6 05/11] perf tools: Separate local/remote libunwind config He Kuang
2016-05-30  8:52   ` Jiri Olsa
2016-05-28 11:59 ` [PATCH v6 06/11] perf tools: Extract local libunwind code out of unwind-libunwind.c He Kuang
2016-05-28 12:10   ` Wangnan (F)
2016-05-30  3:22     ` [PATCH v6 06/11 1 update 1/2] perf tools: Rename unwind-libunwind.c to unwind-libunwind-local.c He Kuang
2016-05-30  3:22       ` He Kuang [this message]
2016-05-30  3:24     ` [PATCH v6 06/11] perf tools: Extract local libunwind code out of unwind-libunwind.c Hekuang
2016-05-28 11:59 ` [PATCH v6 07/11] perf tools: Export normalize_arch() function He Kuang
2016-05-28 11:59 ` [PATCH v6 08/11] perf tools: Show warnings for unsupported cross-platform unwind He Kuang
2016-05-30  8:53   ` Jiri Olsa
2016-05-28 11:59 ` [PATCH v6 09/11] perf tools: Change fixed name of libunwind__arch_reg_id to macro He Kuang
2016-05-28 11:59 ` [PATCH v6 10/11] perf callchain: Support x86 target platform He Kuang
2016-05-30  8:52   ` Jiri Olsa
2016-05-30  8:53   ` Jiri Olsa
2016-05-30  8:53   ` Jiri Olsa
2016-05-30  9:11     ` Hekuang
2016-05-30  9:30       ` Jiri Olsa
2016-05-30 10:58         ` Hekuang
2016-05-30 14:24           ` Jiri Olsa
2016-05-28 12:00 ` [PATCH v6 11/11] perf callchain: Support aarch64 cross-platform He Kuang

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