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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2011-04-22 23:35:25 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2011-04-22 23:35:25 -0700
commit03351ff4d897098a590cb247b6eebc470b8ecb5a (patch)
treeaed7a98a3d035689364c9ad5d7623d954403681e /lib/Kconfig.debug
parent8b86c1c28f569301aa1a113a060f9ed803300903 (diff)
parentf0e615c3cb72b42191b558c130409335812621d8 (diff)
Merge commit 'v2.6.39-rc4' into next
Diffstat (limited to 'lib/Kconfig.debug')
-rw-r--r--lib/Kconfig.debug53
1 files changed, 34 insertions, 19 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 3967c2356e3..c768bcdda1b 100644
--- 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.
@@ -176,6 +182,23 @@ config HARDLOCKUP_DETECTOR
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"
depends on LOCKUP_DETECTOR
@@ -411,11 +434,9 @@ config DEBUG_KMEMLEAK_EARLY_LOG_SIZE
config DEBUG_KMEMLEAK_TEST
tristate "Simple test for the kernel memory leak detector"
- depends on DEBUG_KMEMLEAK
+ depends on DEBUG_KMEMLEAK && m
help
- Say Y or M here to build a test for the kernel memory leak
- detector. This option enables a module that explicitly leaks
- memory.
+ This option enables a module that explicitly leaks memory.
If unsure, say N.
@@ -470,15 +491,6 @@ 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
@@ -805,7 +817,7 @@ 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
@@ -1236,3 +1248,6 @@ source "samples/Kconfig"
source "lib/Kconfig.kgdb"
source "lib/Kconfig.kmemcheck"
+
+config TEST_KSTRTOX
+ tristate "Test kstrto*() family of functions at runtime"