diff options
Diffstat (limited to 'lib/Kconfig.debug')
| -rw-r--r-- | lib/Kconfig.debug | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 7dbd5d9c29a..d57b12f59c8 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -338,7 +338,7 @@ config SLUB_STATS config DEBUG_KMEMLEAK bool "Kernel memory leak detector" - depends on DEBUG_KERNEL && EXPERIMENTAL && (X86 || ARM) && \ + depends on DEBUG_KERNEL && EXPERIMENTAL && (X86 || ARM || PPC) && \ !MEMORY_HOTPLUG select DEBUG_FS if SYSFS select STACKTRACE if STACKTRACE_SUPPORT @@ -805,6 +805,21 @@ config DEBUG_BLOCK_EXT_DEVT Say N if you are unsure. +config DEBUG_FORCE_WEAK_PER_CPU + bool "Force weak per-cpu definitions" + depends on DEBUG_KERNEL + help + s390 and alpha require percpu variables in modules to be + defined weak to work around addressing range issue which + puts the following two restrictions on percpu variable + definitions. + + 1. percpu symbols must be unique whether static or not + 2. percpu variables can't be defined inside a function + + To ensure that generic code follows the above rules, this + option forces all percpu variables to be defined as weak. + config LKDTM tristate "Linux Kernel Dump Test Tool Module" depends on DEBUG_KERNEL |