12 files changed, 0 insertions, 105 deletions

diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
index 03d01d783e3..81cbe40c159 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 2641731f24c..19ccfb3b67d 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 2e1019ddbb2..bb1afc1a31c 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 5358f90b4dd..83ed00a5644 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 e1890e6d31b..e72dcf6a421 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 451ed54ce64..a1f346df0a7 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 1553d56cf4e..c1d5a820b1a 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 d9a795efbc0..6db35fba79f 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 9bc161a02c7..ddbfc3322d7 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 85c86edd1e6..68205fd3b08 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 3140151ede4..ae2ec334c3c 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 1bf88396ba2..c0f8a5c8891 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