diff options
Diffstat (limited to 'lib/Kconfig.debug')
| -rw-r--r-- | lib/Kconfig.debug | 102 |
1 files changed, 59 insertions, 43 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index b75fed737f2..5c2681875b9 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -47,6 +47,30 @@ config UNUSED_SYMBOLS you really need it, and what the merge plan to the mainline kernel for your module is. +config DEBUG_FS + bool "Debug Filesystem" + depends on SYSFS + help + debugfs is a virtual file system that kernel developers use to put + debugging files into. Enable this option to be able to read and + write to these files. + + If unsure, say N. + +config HEADERS_CHECK + bool "Run 'make headers_check' when building vmlinux" + depends on !UML + help + This option will extract the user-visible kernel headers whenever + building the kernel, and will run basic sanity checks on them to + ensure that exported files do not attempt to include files which + were not exported, etc. + + If you're making modifications to header files which are + relevant for userspace, say 'Y', and check the headers + exported to $(INSTALL_HDR_PATH) (usually 'usr/include' in + your build tree), to make sure they're suitable. + config DEBUG_KERNEL bool "Kernel debugging" help @@ -285,7 +309,7 @@ config DEBUG_HIGHMEM config DEBUG_BUGVERBOSE bool "Verbose BUG() reporting (adds 70K)" if DEBUG_KERNEL && EMBEDDED depends on BUG - depends on ARM || ARM26 || AVR32 || M32R || M68K || SPARC32 || SPARC64 || X86_32 || FRV || SUPERH + depends on ARM || ARM26 || AVR32 || M32R || M68K || SPARC32 || SPARC64 || FRV || SUPERH || GENERIC_BUG default !EMBEDDED help Say Y here to make BUG() panics output the file name and line number @@ -302,16 +326,6 @@ config DEBUG_INFO If unsure, say N. -config DEBUG_FS - bool "Debug Filesystem" - depends on SYSFS - help - debugfs is a virtual file system that kernel developers use to put - debugging files into. Enable this option to be able to read and - write to these files. - - If unsure, say N. - config DEBUG_VM bool "Debug VM" depends on DEBUG_KERNEL @@ -340,24 +354,6 @@ config FRAME_POINTER some architectures or if you use external debuggers. If you don't debug the kernel, you can say N. -config UNWIND_INFO - bool "Compile the kernel with frame unwind information" - depends on !IA64 && !PARISC && !ARM - depends on !MODULES || !(MIPS || PPC || SUPERH || V850) - help - If you say Y here the resulting kernel image will be slightly larger - but not slower, and it will give very useful debugging information. - If you don't debug the kernel, you can say N, but we may not be able - to solve problems without frame unwind information or frame pointers. - -config STACK_UNWIND - bool "Stack unwind support" - depends on UNWIND_INFO - depends on X86 - help - This enables more precise stack traces, omitting all unrelated - occurrences of pointers into kernel code from the dump. - config FORCED_INLINING bool "Force gcc to inline functions marked 'inline'" depends on DEBUG_KERNEL @@ -372,20 +368,6 @@ config FORCED_INLINING become the default in the future, until then this option is there to test gcc for this. -config HEADERS_CHECK - bool "Run 'make headers_check' when building vmlinux" - depends on !UML - help - This option will extract the user-visible kernel headers whenever - building the kernel, and will run basic sanity checks on them to - ensure that exported files do not attempt to include files which - were not exported, etc. - - If you're making modifications to header files which are - relevant for userspace, say 'Y', and check the headers - exported to $(INSTALL_HDR_PATH) (usually 'usr/include' in - your build tree), to make sure they're suitable. - config RCU_TORTURE_TEST tristate "torture tests for RCU" depends on DEBUG_KERNEL @@ -402,6 +384,7 @@ config RCU_TORTURE_TEST config LKDTM tristate "Linux Kernel Dump Test Tool Module" + depends on DEBUG_KERNEL depends on KPROBES default n help @@ -413,3 +396,36 @@ config LKDTM Documentation on how to use the module can be found in drivers/misc/lkdtm.c + +config FAULT_INJECTION + bool "Fault-injection framework" + depends on DEBUG_KERNEL + depends on STACKTRACE + select FRAME_POINTER + help + Provide fault-injection framework. + For more details, see Documentation/fault-injection/. + +config FAILSLAB + bool "Fault-injection capability for kmalloc" + depends on FAULT_INJECTION + help + Provide fault-injection capability for kmalloc. + +config FAIL_PAGE_ALLOC + bool "Fault-injection capabilitiy for alloc_pages()" + depends on FAULT_INJECTION + help + Provide fault-injection capability for alloc_pages(). + +config FAIL_MAKE_REQUEST + bool "Fault-injection capability for disk IO" + depends on FAULT_INJECTION + help + Provide fault-injection capability for disk IO. + +config FAULT_INJECTION_DEBUG_FS + bool "Debugfs entries for fault-injection capabilities" + depends on FAULT_INJECTION && SYSFS && DEBUG_FS + help + Enable configuration of fault-injection capabilities via debugfs. |