[PATCH 4.9 81/87] x86/bugs: Unify x86_spec_ctrl_{set_guest,restore_host}

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Borislav Petkov commit cc69b34989210f067b2c51d5539b5f96ebcc3a01 upstream Function bodies are very similar and are going to grow more almost identical code. Add a bool arg to

[PATCH 4.9 81/87] x86/bugs: Unify x86_spec_ctrl_{set_guest,restore_host}

4.9-stable review patch. If anyone has any objections, please let me know. -- From: Borislav Petkov commit cc69b34989210f067b2c51d5539b5f96ebcc3a01 upstream Function bodies are very similar and are going to grow more almost identical code. Add a bool arg to determine whether