diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug index 03d01d783e3b..81cbe40c159c 100644 --- a/arch/arm/Kconfig.debug +++ b/arch/arm/Kconfig.debug @@ -63,13 +63,6 @@ config DEBUG_USER 8 - SIGSEGV faults 16 - SIGBUS faults -config DEBUG_STACK_USAGE - bool "Enable stack utilization instrumentation" - depends on DEBUG_KERNEL - help - Enables the display of the minimum amount of free stack which each - task has ever had available in the sysrq-T output. - # These options are only for real kernel hackers who want to get their hands dirty. config DEBUG_LL bool "Kernel low-level debugging functions" diff --git a/arch/blackfin/Kconfig.debug b/arch/blackfin/Kconfig.debug index 2641731f24cd..19ccfb3b67d3 100644 --- a/arch/blackfin/Kconfig.debug +++ b/arch/blackfin/Kconfig.debug @@ -9,15 +9,6 @@ config DEBUG_STACKOVERFLOW This option will cause messages to be printed if free stack space drops below a certain limit. -config DEBUG_STACK_USAGE - bool "Enable stack utilization instrumentation" - depends on DEBUG_KERNEL - help - Enables the display of the minimum amount of free stack which each - task has ever had available in the sysrq-T output. - - This option will slow down process creation somewhat. - config DEBUG_VERBOSE bool "Verbose fault messages" default y diff --git a/arch/m32r/Kconfig.debug b/arch/m32r/Kconfig.debug index 2e1019ddbb22..bb1afc1a31cc 100644 --- a/arch/m32r/Kconfig.debug +++ b/arch/m32r/Kconfig.debug @@ -9,15 +9,6 @@ config DEBUG_STACKOVERFLOW This option will cause messages to be printed if free stack space drops below a certain limit. -config DEBUG_STACK_USAGE - bool "Stack utilization instrumentation" - depends on DEBUG_KERNEL - help - Enables the display of the minimum amount of free stack which each - task has ever had available in the sysrq-T and sysrq-P debug output. - - This option will slow down process creation somewhat. - config DEBUG_PAGEALLOC bool "Debug page memory allocations" depends on DEBUG_KERNEL && BROKEN diff --git a/arch/mips/Kconfig.debug b/arch/mips/Kconfig.debug index 5358f90b4dd2..83ed00a5644a 100644 --- a/arch/mips/Kconfig.debug +++ b/arch/mips/Kconfig.debug @@ -76,15 +76,6 @@ config DEBUG_STACKOVERFLOW provides another way to check stack overflow happened on kernel mode stack usually caused by nested interruption. -config DEBUG_STACK_USAGE - bool "Enable stack utilization instrumentation" - depends on DEBUG_KERNEL - help - Enables the display of the minimum amount of free stack which each - task has ever had available in the sysrq-T and sysrq-P debug output. - - This option will slow down process creation somewhat. - config SMTC_IDLE_HOOK_DEBUG bool "Enable additional debug checks before going into CPU idle loop" depends on DEBUG_KERNEL && MIPS_MT_SMTC diff --git a/arch/powerpc/Kconfig.debug b/arch/powerpc/Kconfig.debug index e1890e6d31b6..e72dcf6a421d 100644 --- a/arch/powerpc/Kconfig.debug +++ b/arch/powerpc/Kconfig.debug @@ -35,15 +35,6 @@ config DEBUG_STACKOVERFLOW This option will cause messages to be printed if free stack space drops below a certain limit. -config DEBUG_STACK_USAGE - bool "Stack utilization instrumentation" - depends on DEBUG_KERNEL - help - Enables the display of the minimum amount of free stack which each - task has ever had available in the sysrq-T and sysrq-P debug output. - - This option will slow down process creation somewhat. - config HCALL_STATS bool "Hypervisor call instrumentation" depends on PPC_PSERIES && DEBUG_FS && TRACEPOINTS diff --git a/arch/score/Kconfig.debug b/arch/score/Kconfig.debug index 451ed54ce646..a1f346df0a71 100644 --- a/arch/score/Kconfig.debug +++ b/arch/score/Kconfig.debug @@ -16,15 +16,6 @@ config CMDLINE other cases you can specify kernel args so that you don't have to set them up in board prom initialization routines. -config DEBUG_STACK_USAGE - bool "Enable stack utilization instrumentation" - depends on DEBUG_KERNEL - help - Enables the display of the minimum amount of free stack which each - task has ever had available in the sysrq-T and sysrq-P debug output. - - This option will slow down process creation somewhat. - config RUNTIME_DEBUG bool "Enable run-time debugging" depends on DEBUG_KERNEL diff --git a/arch/sh/Kconfig.debug b/arch/sh/Kconfig.debug index 1553d56cf4e0..c1d5a820b1aa 100644 --- a/arch/sh/Kconfig.debug +++ b/arch/sh/Kconfig.debug @@ -28,15 +28,6 @@ config STACK_DEBUG every function call and will therefore incur a major performance hit. Most users should say N. -config DEBUG_STACK_USAGE - bool "Stack utilization instrumentation" - depends on DEBUG_KERNEL - help - Enables the display of the minimum amount of free stack which each - task has ever had available in the sysrq-T and sysrq-P debug output. - - This option will slow down process creation somewhat. - config 4KSTACKS bool "Use 4Kb for kernel stacks instead of 8Kb" depends on DEBUG_KERNEL && (MMU || BROKEN) && !PAGE_SIZE_64KB diff --git a/arch/sparc/Kconfig.debug b/arch/sparc/Kconfig.debug index d9a795efbc04..6db35fba79fd 100644 --- a/arch/sparc/Kconfig.debug +++ b/arch/sparc/Kconfig.debug @@ -6,15 +6,6 @@ config TRACE_IRQFLAGS_SUPPORT source "lib/Kconfig.debug" -config DEBUG_STACK_USAGE - bool "Enable stack utilization instrumentation" - depends on DEBUG_KERNEL - help - Enables the display of the minimum amount of free stack which each - task has ever had available in the sysrq-T and sysrq-P debug output. - - This option will slow down process creation somewhat. - config DEBUG_DCFLUSH bool "D-cache flush debugging" depends on SPARC64 && DEBUG_KERNEL diff --git a/arch/tile/Kconfig.debug b/arch/tile/Kconfig.debug index 9bc161a02c71..ddbfc3322d7f 100644 --- a/arch/tile/Kconfig.debug +++ b/arch/tile/Kconfig.debug @@ -21,15 +21,6 @@ config DEBUG_STACKOVERFLOW This option will cause messages to be printed if free stack space drops below a certain limit. -config DEBUG_STACK_USAGE - bool "Stack utilization instrumentation" - depends on DEBUG_KERNEL - help - Enables the display of the minimum amount of free stack which each - task has ever had available in the sysrq-T and sysrq-P debug output. - - This option will slow down process creation somewhat. - config DEBUG_EXTRA_FLAGS string "Additional compiler arguments when building with '-g'" depends on DEBUG_INFO diff --git a/arch/um/Kconfig.debug b/arch/um/Kconfig.debug index 85c86edd1e67..68205fd3b08c 100644 --- a/arch/um/Kconfig.debug +++ b/arch/um/Kconfig.debug @@ -28,16 +28,6 @@ config GCOV If you're involved in UML kernel development and want to use gcov, say Y. If you're unsure, say N. -config DEBUG_STACK_USAGE - bool "Stack utilization instrumentation" - default N - help - Track the maximum kernel stack usage - this will look at each - kernel stack at process exit and log it if it's the deepest - stack seen so far. - - This option will slow down process creation and destruction somewhat. - config EARLY_PRINTK bool "Early printk" default y diff --git a/arch/unicore32/Kconfig.debug b/arch/unicore32/Kconfig.debug index 3140151ede45..ae2ec334c3c6 100644 --- a/arch/unicore32/Kconfig.debug +++ b/arch/unicore32/Kconfig.debug @@ -27,13 +27,6 @@ config EARLY_PRINTK with klogd/syslogd or the X server. You should normally N here, unless you want to debug such a crash. -config DEBUG_STACK_USAGE - bool "Enable stack utilization instrumentation" - depends on DEBUG_KERNEL - help - Enables the display of the minimum amount of free stack which each - task has ever had available in the sysrq-T output. - # These options are only for real kernel hackers who want to get their hands dirty. config DEBUG_LL bool "Kernel low-level debugging functions" diff --git a/arch/x86/Kconfig.debug b/arch/x86/Kconfig.debug index 1bf88396ba23..c0f8a5c88910 100644 --- a/arch/x86/Kconfig.debug +++ b/arch/x86/Kconfig.debug @@ -66,15 +66,6 @@ config DEBUG_STACKOVERFLOW This option will cause messages to be printed if free stack space drops below a certain limit. -config DEBUG_STACK_USAGE - bool "Stack utilization instrumentation" - depends on DEBUG_KERNEL - ---help--- - Enables the display of the minimum amount of free stack which each - task has ever had available in the sysrq-T and sysrq-P debug output. - - This option will slow down process creation somewhat. - config X86_PTDUMP bool "Export kernel pagetable layout to userspace via debugfs" depends on DEBUG_KERNEL diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 09596e01468e..28afa4c5333c 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -670,6 +670,15 @@ config STACKTRACE bool depends on STACKTRACE_SUPPORT +config DEBUG_STACK_USAGE + bool "Stack utilization instrumentation" + depends on DEBUG_KERNEL + help + Enables the display of the minimum amount of free stack which each + task has ever had available in the sysrq-T and sysrq-P debug output. + + This option will slow down process creation somewhat. + config DEBUG_KOBJECT bool "kobject debugging" depends on DEBUG_KERNEL