Revert "fs: sync: Added FSYNC support"

This reverts commit c5c5c01128b1cc6fc652e41fa15d9ec4b2ec68cf.
Revert "fs: Delete DYNAMIC_FSYNC and back to default Part_2"

This reverts commit 579199441d85665366cbaa5aecc307aa4aa6f3e0.
Revert "fs: Delete DYNAMIC_FSYNC and back to default"

This reverts commit 61a6f18b52886134743b1bf7ff634cdffb95d89f.
Revert "fs: Fix permissions"

This reverts commit b3139b7316e0a5d5b51f5afba66257cdf0d80d5c.
Revert "fs: Fix based on Linux 3.4.103"

This reverts commit 2ddf12f765b6ab7773042dfd72ccc998d2a121d6.