CONFIG_OUTER_CACHE_SYNC is not available for thedefaultarchitecture x86.
Result is shown for architecture arm
CONFIG_OUTER_CACHE_SYNC (not configurable)
configname: CONFIG_OUTER_CACHE_SYNC
Linux Kernel Configuration
└─>OUTER_CACHE_SYNC
In linux kernel since version 2.6.34 (release Date: 2010-05-16)
The outer cache has a outer_cache_fns.sync function pointer
that can be used to drain the write buffer of the outer cache.
that can be used to drain the write buffer of the outer cache.