your machine, or if you want to have a raid or loopback device
bigger than 2TB. Otherwise say N.
-config BLK_DEV_IO_TRACE
- bool "Support for tracing block io actions"
- depends on SYSFS
- select RELAY
- select DEBUG_FS
- help
- Say Y here, if you want to be able to trace the block layer actions
- on a given queue. Tracing allows you to see any traffic happening
- on a block device queue. For more information (and the user space
- support tools needed), fetch the blktrace app from:
-
- git://brick.kernel.dk/data/git/blktrace.git
-
-config LSF
- bool "Support for Large Single Files"
- depends on X86 || (MIPS && 32BIT) || PPC32 || ARCH_S390_31 || SUPERH || UML
- help
- Say Y here if you want to be able to handle very large files (bigger
- than 2TB), otherwise say N.
-
- If unsure, say Y.
-
source block/Kconfig.iosched