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authorSteven Rostedt (Red Hat) <rostedt@goodmis.org>2014-06-24 23:38:08 -0400
committerSteven Rostedt <rostedt@goodmis.org>2014-07-17 09:45:06 -0400
commit2b014666a1b93ad21c5667a4643da67bd49a5562 (patch)
tree0c5d37fa1f1ecd281d14b4fd3ed1e04d20f88ba7 /kernel/signal.c
parentb8f99b3e0e066e7b2f3dbc348fe33d8277950727 (diff)
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PM / Sleep: Remove ftrace_stop/start() from suspend and hibernate
ftrace_stop() and ftrace_start() were added to the suspend and hibernate process because there was some function within the work flow that caused the system to reboot if it was traced. This function has recently been found (restore_processor_state()). Now there's no reason to disable function tracing while we are going into suspend or hibernate, which means that being able to trace this will help tremendously in debugging any issues with suspend or hibernate. This also means that the ftrace_stop/start() functions can be removed and simplify the function tracing code a bit. Link: http://lkml.kernel.org/r/1518201.VD9cU33jRU@vostro.rjw.lan Acked-by: "Rafael J. Wysocki" <rjw@rjwysocki.net> Reviewed-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'kernel/signal.c')
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