From f1cb688da5687fd7cec704af1d38058368525ca4 Mon Sep 17 00:00:00 2001
From: Manuel Bentele
Date: Wed, 5 Jun 2019 01:24:20 +0200
Subject: Added function traces of the loop device kernel module

---
 analysis/loop/ftrace/loop_device_read.txt | 11 +++++++++++
 1 file changed, 11 insertions(+)
 create mode 100644 analysis/loop/ftrace/loop_device_read.txt

(limited to 'analysis/loop/ftrace/loop_device_read.txt')

diff --git a/analysis/loop/ftrace/loop_device_read.txt b/analysis/loop/ftrace/loop_device_read.txt
new file mode 100644
index 0000000..72bd066
--- /dev/null
+++ b/analysis/loop/ftrace/loop_device_read.txt
@@ -0,0 +1,11 @@
+   dd-26638 [000] 22209.671242: funcgraph_entry:        4.161 us  |  lo_open();
+   dd-26638 [000] 22209.671632: funcgraph_entry:  +    24.903 us  |  loop_queue_rq();
+loop0-13110 [001] 22209.671764: funcgraph_entry:                  |  loop_queue_work() {
+loop0-13110 [001] 22209.671781: funcgraph_entry:                  |    loop_handle_cmd() {
+loop0-13110 [001] 22209.671782: funcgraph_entry:                  |      do_req_filebacked() {
+loop0-13110 [001] 22209.671782: funcgraph_entry:  +    22.980 us  |        lo_read_simple();
+loop0-13110 [001] 22209.671805: funcgraph_exit:   +    23.625 us  |      }
+loop0-13110 [001] 22209.671811: funcgraph_exit:   +    29.815 us  |    }
+loop0-13110 [001] 22209.671811: funcgraph_exit:   +    47.686 us  |  }
+gmain-762   [000] 22209.671820: funcgraph_entry:  +    23.196 us  |  lo_complete_rq();
+   dd-26638 [000] 22209.672127: funcgraph_entry:  # 18143.654 us  |  lo_release();
-- 
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