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| author | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2017-05-15 15:30:32 -0700 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@linux.vnet.ibm.com> | 2017-06-08 18:52:43 -0700 |
| commit | ae91aa0adb14dc33114d566feca2f7cb7a96b8b7 (patch) | |
| tree | d52dfad4c7c9be2acac7c8f0c6890acd38547d60 /lib/Kconfig.debug | |
| parent | bd8cc5a062f41e334596edbe823e2fa0adddd1b7 (diff) | |
| download | lwn-ae91aa0adb14dc33114d566feca2f7cb7a96b8b7.tar.gz lwn-ae91aa0adb14dc33114d566feca2f7cb7a96b8b7.zip | |
rcu: Remove debugfs tracing
RCU's debugfs tracing used to be the only reasonable low-level debug
information available, but ftrace and event tracing has since surpassed
the RCU debugfs level of usefulness. This commit therefore removes
RCU's debugfs tracing.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'lib/Kconfig.debug')
| -rw-r--r-- | lib/Kconfig.debug | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 498d5dd63bf4..8c10b5a97b9e 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -1361,9 +1361,8 @@ config RCU_TRACE default y if TREE_RCU select TRACE_CLOCK help - This option provides tracing in RCU which presents stats - in debugfs for debugging RCU implementation. It also enables - additional tracepoints for ftrace-style event tracing. + This option enables additional tracepoints for ftrace-style + event tracing. Say Y here if you want to enable RCU tracing Say N if you are unsure. |