ftrace: Consistently restore trace function on sysctl enabling
authorJan Kiszka <jan.kiszka@siemens.com>
Tue, 26 Mar 2013 16:53:03 +0000 (17:53 +0100)
committerSteven Rostedt <rostedt@rostedt.homelinux.com>
Mon, 8 Apr 2013 16:24:22 +0000 (12:24 -0400)
commit5000c418840b309251c5887f0b56503aae30f84c
treedd6b37707670ac5eaaba9f395c999328904dd38b
parent2930e04d00e113ae24bb2b7c2b58de7b648a62c7
ftrace: Consistently restore trace function on sysctl enabling

If we reenable ftrace via syctl, we currently set ftrace_trace_function
based on the previous simplistic algorithm. This is inconsistent with
what update_ftrace_function does. So better call that helper instead.

Link: http://lkml.kernel.org/r/5151D26F.1070702@siemens.com
Cc: stable@vger.kernel.org
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
kernel/trace/ftrace.c