[4.14.35-1902.3.2] - x86/speculation: Exclude ATOMs from speculation through SWAPGS [Orabug: 29967570] {CVE-2019-1125} - x86/speculation: Enable Spectre v1 swapgs mitigations [Orabug: 29967570] {CVE-2019-1125} - x86/speculation: Prepare entry code for Spectre v1 swapgs mitigations [Orabug: 29967570] {CVE-2019-1125}