fastboot This option is used when a system wants to reduce mount
time as much as possible, even though normal performance
can be sacrificed.
+extent_cache Enable an extent cache based on rb-tree, it can cache
+ as many as extent which map between contiguous logical
+ address and physical address per inode, resulting in
+ increasing the cache hit ratio.
+noinline_data Disable the inline data feature, inline data feature is
+ enabled by default.
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DEBUGFS ENTRIES