Revert "FS: Restore fget_raw_light as was before added in tree patch."

This reverts commit c31db6e7d0a018f9a42e42d9c71730da62060dfa.
Revert "sched: move no_new_privs into new atomic flags"

This reverts commit 41bb1eef832c1f0782f171035c59d5848a02eabc.
Revert "Add PR_{GET,SET}_NO_NEW_PRIVS to prevent execve from granting privs"

This reverts commit f04861f746e6bb82164df0b39557ffab16a4690d.
Revert "security: selinux: Add Per-File-Encryption hooks"

This reverts commit 3eede98cc0a0c4d37e9734f0c5bca5562c4ea121.
Revert "platform: msm: fix PFT when using direct-io"

This reverts commit 05532661fd79ec5032e7abdb69d758f22519d41b.
Revert "seq_file: always clear m->count when we free m->buf"

This reverts commit 8836aeb3cf15a83bbe79ac6eec1fb37b2d898421.
Revert "cputime: Use accessors to read task cputime stats"

This reverts commit 3ca22b93be122058e5e28a55b7ac26d62a802841.
Revert "sysfs: Removed dup_name entirely in sysfs_rename"

This reverts commit 0a654d3db4728010bbd3f5b100053d16c1f15d54.
Revert "ext4: fix del_timer() misuse for ->s_err_report"

This reverts commit 56bcfabb91eddd65fa04e0cc4bb37e7ba9cdf53f.
Revert "ext4: remove unreachable code after ext4_can_extents_be_merged()"

This reverts commit 6992b1b63a7168c70d90a91ff9e492853d0e544f.
Revert "ext4: remove unreachable code in ext4_can_extents_be_merged()"

This reverts commit b437d9cd9abca9b7c55d86882cdc7cb5e7488391.
Revert "ext4: don't calculate total xattr header size unless needed"

This reverts commit 0ec0213157ed46af2ea388c94096a5b893962dc1.
Revert "ext4: remove unused ac_ex_scanned"

This reverts commit e518e101af7deafda670cd73054934467cd2d5ca.