diff options
Diffstat (limited to 'fs/pstore/Kconfig')
| -rw-r--r-- | fs/pstore/Kconfig | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/fs/pstore/Kconfig b/fs/pstore/Kconfig index 23ade2680a4..983d9510bec 100644 --- a/fs/pstore/Kconfig +++ b/fs/pstore/Kconfig @@ -1,6 +1,8 @@ config PSTORE bool "Persistent store support" default n + select ZLIB_DEFLATE + select ZLIB_INFLATE help This option enables generic access to platform level persistent storage via "pstore" filesystem that can @@ -12,6 +14,26 @@ config PSTORE If you don't have a platform persistent store driver, say N. +config PSTORE_CONSOLE + bool "Log kernel console messages" + depends on PSTORE + help + When the option is enabled, pstore will log all kernel + messages, even if no oops or panic happened. + +config PSTORE_FTRACE + bool "Persistent function tracer" + depends on PSTORE + depends on FUNCTION_TRACER + depends on DEBUG_FS + help + With this option kernel traces function calls into a persistent + ram buffer that can be decoded and dumped after reboot through + pstore filesystem. It can be used to determine what function + was last called before a reset or panic. + + If unsure, say N. + config PSTORE_RAM tristate "Log panic/oops to a RAM buffer" depends on PSTORE |