https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=7314e613d5ff
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c2c65cd2e14ada6de44cb527e7f1990bede24e15
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b5e2f339865fb443107e5b10603e53bbc92dc054
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8d1e72250c847fa96498ec029891de4dc638a5ba
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a8b33654b1e3b0c74d4a1fed041c9aae50b3c427
http://seclists.org/oss-sec/2013/q4/209