tracing: Use CONFIG_PREEMPTION
authorSebastian Andrzej Siewior <bigeasy@linutronix.de>
Tue, 15 Oct 2019 19:18:20 +0000 (21:18 +0200)
committerSteven Rostedt (VMware) <rostedt@goodmis.org>
Wed, 13 Nov 2019 14:37:28 +0000 (09:37 -0500)
commit9c34fc4b7e903117cc27712b9e6c8690debb7e95
tree0c942741daa1e1e566316035342d1acdaa61c842
parent793937236d1ee032d2ee5ccc27bdd280a04e766e
tracing: Use CONFIG_PREEMPTION

CONFIG_PREEMPTION is selected by CONFIG_PREEMPT and by CONFIG_PREEMPT_RT.
Both PREEMPT and PREEMPT_RT require the same functionality which today
depends on CONFIG_PREEMPT.

Add additional header output for PREEMPT_RT.
Link: http://lkml.kernel.org/r/20191015191821.11479-34-bigeasy@linutronix.de
Cc: Ingo Molnar <mingo@redhat.com>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Documentation/trace/ftrace-uses.rst
kernel/trace/trace.c