From: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Date: Mon, 13 May 2013 11:58:34 +0000 (+0900)
Subject: tracing/kprobes: Use rcu_dereference_raw for tp->files
X-Git-Tag: v3.10-rc2~22^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c02c7e65d9b13670e34bc523744cf4f6e99c198a;p=pandora-kernel.git

tracing/kprobes: Use rcu_dereference_raw for tp->files

Use rcu_dereference_raw() for accessing tp->files. Because the
write-side uses rcu_assign_pointer() for memory barrier,
the read-side also has to use rcu_dereference_raw() with
read memory barrier.

Link: http://lkml.kernel.org/r/20130513115834.6545.17022.stgit@mhiramat-M0-7522

Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Tom Zanussi <tom.zanussi@intel.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@redhat.com>
Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
---

Reading git-diff-tree failed