[PATCH v5 0/2] um: Protect memory mapped file

This series protect the memory mapped file. This apply on v4.4-rc6. Changes since v4: * fix spelling [1/2] Changes since v3: * add Tristan Schmelcher's ack Changes since v2; addressed Tristan Schmelcher's comment: * remove the whole fchmod call [1/2] Changes since v1; addressed Richard

[PATCH v5 0/2] um: Protect memory mapped file

This series protect the memory mapped file. This apply on v4.4-rc6. Changes since v4: * fix spelling [1/2] Changes since v3: * add Tristan Schmelcher's ack Changes since v2; addressed Tristan Schmelcher's comment: * remove the whole fchmod call [1/2] Changes since v1; addressed Richard