tree 97921b4b92c15d11bfe7240b8928570f3189239a
parent 8b011cf2648daa7bc6b69348db678d8bbc763a9a
author Steven Rostedt (VMware) <rostedt@goodmis.org> 1513728621 -0500
committer Steven Rostedt (VMware) <rostedt@goodmis.org> 1513728621 -0500

trace-cmd recorder: Make sure to write as much as was read in read_data()

It is possible that the write() call in read_data() may not write as much as
what was read. In that case, loop to make sure all the data that was read is
written to the output.

Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>