diff options
Diffstat (limited to 'lib/Kconfig.debug')
| -rw-r--r-- | lib/Kconfig.debug | 57 |
1 files changed, 38 insertions, 19 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index acedbe626d47..97d62c2da6c2 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -416,6 +416,16 @@ config MAGIC_SYSRQ_DEFAULT_ENABLE This may be set to 1 or 0 to enable or disable them all, or to a bitmask as described in Documentation/sysrq.txt. +config MAGIC_SYSRQ_SERIAL + bool "Enable magic SysRq key over serial" + depends on MAGIC_SYSRQ + default y + help + Many embedded boards have a disconnected TTL level serial which can + generate some garbage that can lead to spurious false sysrq detects. + This option allows you to decide whether you want to enable the + magic SysRq key. + config DEBUG_KERNEL bool "Kernel debugging" help @@ -622,9 +632,12 @@ config DEBUG_VM_PGFLAGS If unsure, say N. +config ARCH_HAS_DEBUG_VIRTUAL + bool + config DEBUG_VIRTUAL bool "Debug VM translations" - depends on DEBUG_KERNEL && X86 + depends on DEBUG_KERNEL && ARCH_HAS_DEBUG_VIRTUAL help Enable some costly sanity checks in virtual to page code. This can catch mistakes with virt_to_page() and friends. @@ -716,19 +729,6 @@ source "lib/Kconfig.kmemcheck" source "lib/Kconfig.kasan" -config DEBUG_REFCOUNT - bool "Verbose refcount checks" - help - Say Y here if you want reference counters (refcount_t and kref) to - generate WARNs on dubious usage. Without this refcount_t will still - be a saturating counter and avoid Use-After-Free by turning it into - a resource leak Denial-Of-Service. - - Use of this option will increase kernel text size but will alert the - admin of potential abuse. - - If in doubt, say "N". - endmenu # "Memory Debugging" config ARCH_HAS_KCOV @@ -1726,6 +1726,14 @@ config TEST_LIST_SORT If unsure, say N. +config TEST_SORT + bool "Array-based sort test" + depends on DEBUG_KERNEL + help + This option enables the self-test function of 'sort()' at boot. + + If unsure, say N. + config KPROBES_SANITY_TEST bool "Kprobes sanity tests" depends on DEBUG_KERNEL @@ -1777,9 +1785,10 @@ config PERCPU_TEST If unsure, say N. config ATOMIC64_SELFTEST - bool "Perform an atomic64_t self-test at boot" + tristate "Perform an atomic64_t self-test" help - Enable this option to test the atomic64_t functions at boot. + Enable this option to test the atomic64_t functions at boot or + at module load time. If unsure, say N. @@ -1831,13 +1840,23 @@ config TEST_HASH tristate "Perform selftest on hash functions" default n help - Enable this option to test the kernel's integer (<linux/hash,h>) - and string (<linux/stringhash.h>) hash functions on boot - (or module load). + Enable this option to test the kernel's integer (<linux/hash.h>), + string (<linux/stringhash.h>), and siphash (<linux/siphash.h>) + hash functions on boot (or module load). This is intended to help people writing architecture-specific optimized versions. If unsure, say N. +config TEST_PARMAN + tristate "Perform selftest on priority array manager" + default n + depends on PARMAN + help + Enable this option to test priority array manager on boot + (or module load). + + If unsure, say N. + endmenu # runtime tests config PROVIDE_OHCI1394_DMA_INIT |