mm: add CONFIG_DEBUG_VM_RB build option

[cascardo/linux.git] / lib / Kconfig.debug

diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 35c4565..28e9d6c 100644 (file)
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -196,12 +196,13 @@ config LOCKUP_DETECTOR
          thresholds can be controlled through the sysctl watchdog_thresh.
 
 config HARDLOCKUP_DETECTOR
-       def_bool LOCKUP_DETECTOR && PERF_EVENTS && HAVE_PERF_EVENTS_NMI && \
-                !HAVE_NMI_WATCHDOG
+       def_bool y
+       depends on LOCKUP_DETECTOR && !HAVE_NMI_WATCHDOG
+       depends on PERF_EVENTS && HAVE_PERF_EVENTS_NMI
 
 config BOOTPARAM_HARDLOCKUP_PANIC
        bool "Panic (Reboot) On Hard Lockups"
-       depends on LOCKUP_DETECTOR
+       depends on HARDLOCKUP_DETECTOR
        help
          Say Y here to enable the kernel to panic on "hard lockups",
          which are bugs that cause the kernel to loop in kernel
@@ -212,7 +213,7 @@ config BOOTPARAM_HARDLOCKUP_PANIC
 
 config BOOTPARAM_HARDLOCKUP_PANIC_VALUE
        int
-       depends on LOCKUP_DETECTOR
+       depends on HARDLOCKUP_DETECTOR
        range 0 1
        default 0 if !BOOTPARAM_HARDLOCKUP_PANIC
        default 1 if BOOTPARAM_HARDLOCKUP_PANIC
@@ -449,12 +450,12 @@ config SLUB_STATS
          out which slabs are relevant to a particular load.
          Try running: slabinfo -DA
 
+config HAVE_DEBUG_KMEMLEAK
+       bool
+
 config DEBUG_KMEMLEAK
        bool "Kernel memory leak detector"
-       depends on DEBUG_KERNEL && EXPERIMENTAL && \
-               (X86 || ARM || PPC || MIPS || S390 || SPARC64 || SUPERH || \
-                MICROBLAZE || TILE || ARM64)
-
+       depends on DEBUG_KERNEL && EXPERIMENTAL && HAVE_DEBUG_KMEMLEAK
        select DEBUG_FS
        select STACKTRACE if STACKTRACE_SUPPORT
        select KALLSYMS
@@ -750,12 +751,12 @@ config DEBUG_HIGHMEM
          This options enables addition error checking for high memory systems.
          Disable for production systems.
 
+config HAVE_DEBUG_BUGVERBOSE
+       bool
+
 config DEBUG_BUGVERBOSE
        bool "Verbose BUG() reporting (adds 70K)" if DEBUG_KERNEL && EXPERT
-       depends on BUG
-       depends on ARM || AVR32 || M32R || M68K || SPARC32 || SPARC64 || \
-                  FRV || SUPERH || GENERIC_BUG || BLACKFIN || MN10300 || \
-                  TILE || ARM64
+       depends on BUG && (GENERIC_BUG || HAVE_DEBUG_BUGVERBOSE)
        default y
        help
          Say Y here to make BUG() panics output the file name and line number
@@ -797,6 +798,15 @@ config DEBUG_VM
 
          If unsure, say N.
 
+config DEBUG_VM_RB
+       bool "Debug VM red-black trees"
+       depends on DEBUG_VM
+       help
+         Enable this to turn on more extended checks in the virtual-memory
+         system that may impact performance.
+
+         If unsure, say N.
+
 config DEBUG_VIRTUAL
        bool "Debug VM translations"
        depends on DEBUG_KERNEL && X86
@@ -1281,6 +1291,19 @@ config LATENCYTOP
 source mm/Kconfig.debug
 source kernel/trace/Kconfig
 
+config RBTREE_TEST
+       tristate "Red-Black tree test"
+       depends on m && DEBUG_KERNEL
+       help
+         A benchmark measuring the performance of the rbtree library.
+         Also includes rbtree invariant checks.
+
+config INTERVAL_TREE_TEST
+       tristate "Interval tree test"
+       depends on m && DEBUG_KERNEL
+       help
+         A benchmark measuring the performance of the interval tree library
+
 config PROVIDE_OHCI1394_DMA_INIT
        bool "Remote debugging over FireWire early on boot"
        depends on PCI && X86