kstrto*: converting strings to integers done (hopefully) right

[linux-3.10.git] / lib / Kconfig.debug

diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 95bda87a3e84d415aa31662622b4de22041f1fe1..df9234c5f9d1c003a4b93e71df13248edba836a9 100644 (file)
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -9,6 +9,17 @@ config PRINTK_TIME
          operations.  This is useful for identifying long delays
          in kernel startup.
 
+config DEFAULT_MESSAGE_LOGLEVEL
+       int "Default message log level (1-7)"
+       range 1 7
+       default "4"
+       help
+         Default log level for printk statements with no specified priority.
+
+         This was hard-coded to KERN_WARNING since at least 2.6.10 but folks
+         that are auditing their logs closely may want to set it to a lower
+         priority.
+
 config ENABLE_WARN_DEPRECATED
        bool "Enable __deprecated logic"
        default y
@@ -102,11 +113,6 @@ config HEADERS_CHECK
 
 config DEBUG_SECTION_MISMATCH
        bool "Enable full Section mismatch analysis"
-       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)
        help
          The section mismatch analysis checks if there are illegal
          references from one section to another section.
@@ -173,7 +179,25 @@ config LOCKUP_DETECTOR
          An NMI is generated every 60 seconds or so to check for hardlockups.
 
 config HARDLOCKUP_DETECTOR
-       def_bool LOCKUP_DETECTOR && PERF_EVENTS && HAVE_PERF_EVENTS_NMI
+       def_bool LOCKUP_DETECTOR && PERF_EVENTS && HAVE_PERF_EVENTS_NMI && \
+                !ARCH_HAS_NMI_WATCHDOG
+
+config BOOTPARAM_HARDLOCKUP_PANIC
+       bool "Panic (Reboot) On Hard Lockups"
+       depends on LOCKUP_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
+         mode with interrupts disabled for more than 60 seconds.
+
+         Say N if unsure.
+
+config BOOTPARAM_HARDLOCKUP_PANIC_VALUE
+       int
+       depends on LOCKUP_DETECTOR
+       range 0 1
+       default 0 if !BOOTPARAM_HARDLOCKUP_PANIC
+       default 1 if BOOTPARAM_HARDLOCKUP_PANIC
 
 config BOOTPARAM_SOFTLOCKUP_PANIC
        bool "Panic (Reboot) On Soft Lockups"
@@ -374,7 +398,7 @@ config SLUB_STATS
 config DEBUG_KMEMLEAK
        bool "Kernel memory leak detector"
        depends on DEBUG_KERNEL && EXPERIMENTAL && !MEMORY_HOTPLUG && \
-               (X86 || ARM || PPC || S390 || SPARC64 || SUPERH || MICROBLAZE)
+               (X86 || ARM || PPC || S390 || SPARC64 || SUPERH || MICROBLAZE || TILE)
 
        select DEBUG_FS if SYSFS
        select STACKTRACE if STACKTRACE_SUPPORT
@@ -469,15 +493,6 @@ config DEBUG_MUTEXES
         This feature allows mutex semantics violations to be detected and
         reported.
 
-config BKL
-       bool "Big Kernel Lock" if (SMP || PREEMPT)
-       default y
-       help
-         This is the traditional lock that is used in old code instead
-         of proper locking. All drivers that use the BKL should depend
-         on this symbol.
-         Say Y here unless you are working on removing the BKL.
-
 config DEBUG_LOCK_ALLOC
        bool "Lock debugging: detect incorrect freeing of live locks"
        depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT
@@ -656,7 +671,7 @@ config DEBUG_HIGHMEM
          Disable for production systems.
 
 config DEBUG_BUGVERBOSE
-       bool "Verbose BUG() reporting (adds 70K)" if DEBUG_KERNEL && EMBEDDED
+       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
@@ -728,8 +743,8 @@ config DEBUG_WRITECOUNT
          If unsure, say N.
 
 config DEBUG_MEMORY_INIT
-       bool "Debug memory initialisation" if EMBEDDED
-       default !EMBEDDED
+       bool "Debug memory initialisation" if EXPERT
+       default !EXPERT
        help
          Enable this for additional checks during memory initialisation.
          The sanity checks verify aspects of the VM such as the memory model
@@ -804,7 +819,7 @@ config ARCH_WANT_FRAME_POINTERS
 config FRAME_POINTER
        bool "Compile the kernel with frame pointers"
        depends on DEBUG_KERNEL && \
-               (CRIS || M68K || M68KNOMMU || FRV || UML || \
+               (CRIS || M68K || FRV || UML || \
                 AVR32 || SUPERH || BLACKFIN || MN10300) || \
                ARCH_WANT_FRAME_POINTERS
        default y if (DEBUG_INFO && UML) || ARCH_WANT_FRAME_POINTERS
@@ -1217,8 +1232,24 @@ config ATOMIC64_SELFTEST
 
          If unsure, say N.
 
+config ASYNC_RAID6_TEST
+       tristate "Self test for hardware accelerated raid6 recovery"
+       depends on ASYNC_RAID6_RECOV
+       select ASYNC_MEMCPY
+       ---help---
+         This is a one-shot self test that permutes through the
+         recovery of all the possible two disk failure scenarios for a
+         N-disk array.  Recovery is performed with the asynchronous
+         raid6 recovery routines, and will optionally use an offload
+         engine if one is available.
+
+         If unsure, say N.
+
 source "samples/Kconfig"
 
 source "lib/Kconfig.kgdb"
 
 source "lib/Kconfig.kmemcheck"
+
+config TEST_KSTRTOX
+       tristate "Test kstrto*() family of functions at runtime"