| comment "UBI debugging options" |
| depends on MTD_UBI |
| |
| config MTD_UBI_DEBUG |
| bool "UBI debugging" |
| depends on SYSFS |
| depends on MTD_UBI |
| select DEBUG_FS |
| select KALLSYMS_ALL |
| help |
| This option enables UBI debugging. |
| |
| config MTD_UBI_DEBUG_MSG |
| bool "UBI debugging messages" |
| depends on MTD_UBI_DEBUG |
| default n |
| help |
| This option enables UBI debugging messages. |
| |
| config MTD_UBI_DEBUG_PARANOID |
| bool "Extra self-checks" |
| default n |
| depends on MTD_UBI_DEBUG |
| help |
| This option enables extra checks in UBI code. Note this slows UBI down |
| significantly. |
| |
| config MTD_UBI_DEBUG_DISABLE_BGT |
| bool "Do not enable the UBI background thread" |
| depends on MTD_UBI_DEBUG |
| default n |
| help |
| This option switches the background thread off by default. The thread |
| may be also be enabled/disabled via UBI sysfs. |
| |
| config MTD_UBI_DEBUG_USERSPACE_IO |
| bool "Direct user-space write/erase support" |
| default n |
| depends on MTD_UBI_DEBUG |
| help |
| By default, users cannot directly write and erase individual |
| eraseblocks of dynamic volumes, and have to use update operation |
| instead. This option enables this capability - it is very useful for |
| debugging and testing. |
| |
| config MTD_UBI_DEBUG_EMULATE_BITFLIPS |
| bool "Emulate flash bit-flips" |
| depends on MTD_UBI_DEBUG |
| default n |
| help |
| This option emulates bit-flips with probability 1/50, which in turn |
| causes scrubbing. Useful for debugging and stressing UBI. |
| |
| config MTD_UBI_DEBUG_EMULATE_WRITE_FAILURES |
| bool "Emulate flash write failures" |
| depends on MTD_UBI_DEBUG |
| default n |
| help |
| This option emulates write failures with probability 1/100. Useful for |
| debugging and testing how UBI handlines errors. |
| |
| config MTD_UBI_DEBUG_EMULATE_ERASE_FAILURES |
| bool "Emulate flash erase failures" |
| depends on MTD_UBI_DEBUG |
| default n |
| help |
| This option emulates erase failures with probability 1/100. Useful for |
| debugging and testing how UBI handlines errors. |
| |
| menu "Additional UBI debugging messages" |
| depends on MTD_UBI_DEBUG |
| |
| config MTD_UBI_DEBUG_MSG_BLD |
| bool "Additional UBI initialization and build messages" |
| default n |
| depends on MTD_UBI_DEBUG |
| help |
| This option enables detailed UBI initialization and device build |
| debugging messages. |
| |
| config MTD_UBI_DEBUG_MSG_EBA |
| bool "Eraseblock association unit messages" |
| default n |
| depends on MTD_UBI_DEBUG |
| help |
| This option enables debugging messages from the UBI eraseblock |
| association unit. |
| |
| config MTD_UBI_DEBUG_MSG_WL |
| bool "Wear-leveling unit messages" |
| default n |
| depends on MTD_UBI_DEBUG |
| help |
| This option enables debugging messages from the UBI wear-leveling |
| unit. |
| |
| config MTD_UBI_DEBUG_MSG_IO |
| bool "Input/output unit messages" |
| default n |
| depends on MTD_UBI_DEBUG |
| help |
| This option enables debugging messages from the UBI input/output unit. |
| |
| endmenu # UBI debugging messages |
