- enabled. Otherwise, it will refuse to mount any filesystems
- that use the huge_file feature, which is enabled by default
- by mke2fs.ext4. The GFS2 filesystem also requires this feature.
-
- If unsure, say N.
-
-config BLK_DEV_IO_TRACE
- bool "Support for tracing block io actions"
- depends on SYSFS
- select RELAY
- select DEBUG_FS
- select TRACEPOINTS
- select TRACING
- select STACKTRACE
- 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 userspace
- support tools needed), fetch the blktrace tools from:
-
- git://git.kernel.dk/blktrace.git
+ enabled. Otherwise, it will refuse to mount in the read-write
+ mode any filesystems that use the huge_file feature, which is
+ enabled by default by mke2fs.ext4.