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OSCL-LXR

 
 

    


0001 #!/bin/sh
0002 # SPDX-License-Identifier: GPL-2.0
0003 # description: trace_pipe and trace_marker
0004 # requires: trace_marker
0005 # flags: instance
0006 
0007 echo "test input 1" > trace_marker
0008 
0009 : "trace interface never consume the ring buffer"
0010 grep -q "test input 1" trace
0011 grep -q "test input 1" trace
0012 
0013 : "trace interface never consume the ring buffer"
0014 head -n 1 trace_pipe | grep -q "test input 1"
0015 ! grep -q "test input 1" trace