Decompress files directly into the page cache
configname: CONFIG_SQUASHFS_FILE_DIRECT
File decompression options
└─>Decompress files directly into the page cache
In linux kernel since version 3.13 (release Date: 2014-01-19)
Directly decompress file data into the page cache.
Doing so can significantly improve performance because
it eliminates a memcpy and it also removes the lock contention
on the single buffer.
Doing so can significantly improve performance because
it eliminates a memcpy and it also removes the lock contention
on the single buffer.