From f6d725324ab281880a0b736df5812e3a1e807779 Mon Sep 17 00:00:00 2001
From: He Kuang <hekuang@huawei.com>
Date: Fri, 3 Jun 2016 03:33:17 +0000
Subject: perf tools: Extract common API out of unwind-libunwind-local.c

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>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Ekaterina Tumanova <tumanova@linux.vnet.ibm.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Kan Liang <kan.liang@intel.com>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/r/1464924803-22214-9-git-send-email-hekuang@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
 tools/perf/util/unwind-libunwind-local.c | 34 --------------------------------
 1 file changed, 34 deletions(-)

(limited to 'tools/perf/util/unwind-libunwind-local.c')

diff --git a/tools/perf/util/unwind-libunwind-local.c b/tools/perf/util/unwind-libunwind-local.c
index b0c5db1333f9..9c70486c5c6a 100644
--- a/tools/perf/util/unwind-libunwind-local.c
+++ b/tools/perf/util/unwind-libunwind-local.c
@@ -691,37 +691,3 @@ _unwind_libunwind_ops = {
 
 struct unwind_libunwind_ops *
 local_unwind_libunwind_ops = &_unwind_libunwind_ops;
-
-static void unwind__register_ops(struct thread *thread,
-				 struct unwind_libunwind_ops *ops)
-{
-	thread->unwind_libunwind_ops = ops;
-}
-
-int unwind__prepare_access(struct thread *thread)
-{
-	unwind__register_ops(thread, local_unwind_libunwind_ops);
-
-	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);
-	return 0;
-}
-- 
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