diff options
Diffstat (limited to 'lib/Kconfig.debug')
| -rw-r--r-- | lib/Kconfig.debug | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 5e3407d997b..1fafb4b99c9 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -103,7 +103,8 @@ config HEADERS_CHECK config DEBUG_SECTION_MISMATCH bool "Enable full Section mismatch analysis" - depends on UNDEFINED + depends on UNDEFINED || (BLACKFIN) + default y # This option is on purpose disabled for now. # It will be enabled when we are down to a reasonable number # of section mismatch warnings (< 10 for an allyesconfig build) @@ -532,6 +533,14 @@ config LOCK_STAT For more details, see Documentation/lockstat.txt + 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 DEBUG_LOCKDEP bool "Lock dependency engine debugging" depends on DEBUG_KERNEL && LOCKDEP @@ -864,8 +873,7 @@ config DEBUG_FORCE_WEAK_PER_CPU config LKDTM tristate "Linux Kernel Dump Test Tool Module" - depends on DEBUG_KERNEL - depends on KPROBES + depends on DEBUG_FS depends on BLOCK default n help @@ -876,7 +884,7 @@ config LKDTM called lkdtm. Documentation on how to use the module can be found in - drivers/misc/lkdtm.c + Documentation/fault-injection/provoke-crashes.txt config FAULT_INJECTION bool "Fault-injection framework" |