Revert "fuse: hotfix truncate_pagecache() issue"

This reverts commit 634c1889d37a6e6c58dbf5b8f5f12550f8a5e815.
Revert "fuse: readdir: check for slash in names"

This reverts commit 46946719b36d0c8d0ab04923e8c9423d7a047289.
Revert "libceph: unregister request in __map_request failed and nofail == false"

This reverts commit c5b1dfb52cb7e3e8ee3633fbd33c9900ab90000b.
Revert "ext4: fix possible use-after-free with AIO"

This reverts commit 15e08d016d9d5c8279a44bef053001bff910b808.
Revert "ext4/jbd2: don't wait (forever) for stale tid caused by wraparound"

This reverts commit a8ea0f3f7b2d31c8a3786090dfbd3be979d7a8e1.
Revert "commit 860d21e2c585f7ee8a4ecc06f474fdc33c9474f4 upstream."

This reverts commit 5af882082c3722389913586ea514524150e41781.
Revert "commit 893d290f1d7496db97c9471bc352ad4a11dc8a25 upstream."

This reverts commit 42ed2d9430d74faa217bba6cb23cf57a391a5ddd.
Revert "3.4.83rc"

This reverts commit 90404fda1d1e93a012f4d828bfe53ed61dcec7a3.
3.4.83rc