diff options
Diffstat (limited to 'lib/Kconfig.debug')
| -rw-r--r-- | lib/Kconfig.debug | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 65f964e7fe7..4dc24cc13f5 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -520,11 +520,13 @@ config LOCK_STAT For more details, see Documentation/lockstat.txt - You can analyze lock events with "perf lock", subcommand of perf. - If you want to use "perf lock", you need to turn on CONFIG_EVENT_TRACING. + This also enables lock events required by "perf lock", + subcommand of perf. + If you want to use "perf lock", you also need to turn on + CONFIG_EVENT_TRACING. CONFIG_LOCK_STAT defines "contended" and "acquired" lock events. - (CONFIG_LOCKDEP defines "acquire" and "release" events.) + (CONFIG_LOCKDEP defines "acquire" and "release" events.) config DEBUG_LOCKDEP bool "Lock dependency engine debugging" |