From cc60cdc952be09bca5b0bff9fefc7aa6185c3049 Mon Sep 17 00:00:00 2001
From: Steven Rostedt <srostedt@redhat.com>
Date: Thu, 28 Feb 2013 09:17:16 -0500
Subject: [PATCH] tracing: Fix polling on trace_pipe_raw

The trace_pipe_raw never implemented polling and this was casing
issues for several utilities. This is now implemented.

Blocked reads still are on the TODO list.

Reported-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Tested-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
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Reading git-format-patch failed