x86/speculation: Enable Spectre v1 swapgs mitigations [Linux 3.16.72]

This Linux kernel change "x86/speculation: Enable Spectre v1 swapgs mitigations" is included in the Linux 3.16.72 release. This change is authored by Josh Poimboeuf <jpoimboe [at] redhat.com> on Mon Jul 8 11:52:26 2019 -0500. The commit for this change in Linux stable tree is bba3308 (patch) which is from upstream commit a205982. The same Linux […]

x86/speculation: Prepare entry code for Spectre v1 swapgs mitigations [Linux 3.16.72]

This Linux kernel change "x86/speculation: Prepare entry code for Spectre v1 swapgs mitigations" is included in the Linux 3.16.72 release. This change is authored by Josh Poimboeuf <jpoimboe [at] redhat.com> on Mon Jul 8 11:52:25 2019 -0500. The commit for this change in Linux stable tree is 79969c7 (patch) which is from upstream commit 18ec54f. […]

x86/speculation: Prevent deadlock on ssb_state::lock [Linux 3.16.72]

This Linux kernel change "x86/speculation: Prevent deadlock on ssb_state::lock" is included in the Linux 3.16.72 release. This change is authored by Thomas Gleixner <tglx [at] linutronix.de> on Sun Apr 14 19:51:06 2019 +0200. The commit for this change in Linux stable tree is 13ff2d8 (patch) which is from upstream commit 2f5fb19. The same Linux upstream […]

x86/speculation: Enable Spectre v1 swapgs mitigations [Linux 4.9.189]

This Linux kernel change "x86/speculation: Enable Spectre v1 swapgs mitigations" is included in the Linux 4.9.189 release. This change is authored by Josh Poimboeuf <jpoimboe [at] redhat.com> on Mon Jul 8 11:52:26 2019 -0500. The commit for this change in Linux stable tree is 90d45f0 (patch) which is from upstream commit a205982. The same Linux […]

x86/speculation: Prepare entry code for Spectre v1 swapgs mitigations [Linux 4.9.189]

This Linux kernel change "x86/speculation: Prepare entry code for Spectre v1 swapgs mitigations" is included in the Linux 4.9.189 release. This change is authored by Josh Poimboeuf <jpoimboe [at] redhat.com> on Mon Jul 8 11:52:25 2019 -0500. The commit for this change in Linux stable tree is e90ec5e (patch) which is from upstream commit 18ec54f. […]

x86/speculation: Enable Spectre v1 swapgs mitigations [Linux 4.4.189]

This Linux kernel change "x86/speculation: Enable Spectre v1 swapgs mitigations" is included in the Linux 4.4.189 release. This change is authored by Josh Poimboeuf <jpoimboe [at] redhat.com> on Mon Jul 8 11:52:26 2019 -0500. The commit for this change in Linux stable tree is 73e2c1b (patch) which is from upstream commit a205982. The same Linux […]

x86/speculation: Prepare entry code for Spectre v1 swapgs mitigations [Linux 4.4.189]

This Linux kernel change "x86/speculation: Prepare entry code for Spectre v1 swapgs mitigations" is included in the Linux 4.4.189 release. This change is authored by Josh Poimboeuf <jpoimboe [at] redhat.com> on Mon Jul 8 11:52:25 2019 -0500. The commit for this change in Linux stable tree is e3d8c97 (patch) which is from upstream commit 18ec54f. […]

x86/speculation: Enable Spectre v1 swapgs mitigations [Linux 4.19.65]

This Linux kernel change "x86/speculation: Enable Spectre v1 swapgs mitigations" is included in the Linux 4.19.65 release. This change is authored by Josh Poimboeuf <jpoimboe [at] redhat.com> on Mon Jul 8 11:52:26 2019 -0500. The commit for this change in Linux stable tree is 23e7a7b (patch) which is from upstream commit a205982. The same Linux […]

x86/speculation: Prepare entry code for Spectre v1 swapgs mitigations [Linux 4.19.65]

This Linux kernel change "x86/speculation: Prepare entry code for Spectre v1 swapgs mitigations" is included in the Linux 4.19.65 release. This change is authored by Josh Poimboeuf <jpoimboe [at] redhat.com> on Mon Jul 8 11:52:25 2019 -0500. The commit for this change in Linux stable tree is befb822 (patch) which is from upstream commit 18ec54f. […]

x86/speculation: Enable Spectre v1 swapgs mitigations [Linux 4.14.137]

This Linux kernel change "x86/speculation: Enable Spectre v1 swapgs mitigations" is included in the Linux 4.14.137 release. This change is authored by Josh Poimboeuf <jpoimboe [at] redhat.com> on Mon Jul 8 11:52:26 2019 -0500. The commit for this change in Linux stable tree is ee524c1 (patch) which is from upstream commit a205982. The same Linux […]

x86/speculation: Prepare entry code for Spectre v1 swapgs mitigations [Linux 4.14.137]

This Linux kernel change "x86/speculation: Prepare entry code for Spectre v1 swapgs mitigations" is included in the Linux 4.14.137 release. This change is authored by Josh Poimboeuf <jpoimboe [at] redhat.com> on Mon Jul 8 11:52:25 2019 -0500. The commit for this change in Linux stable tree is 83e6e48 (patch) which is from upstream commit 18ec54f. […]

x86/speculation: Allow guests to use SSBD even if host does not [Linux 4.9.185]

This Linux kernel change "x86/speculation: Allow guests to use SSBD even if host does not" is included in the Linux 4.9.185 release. This change is authored by Alejandro Jimenez <alejandro.j.jimenez [at] oracle.com> on Mon Jun 10 13:20:10 2019 -0400. The commit for this change in Linux stable tree is bed8647 (patch) which is from upstream […]

x86/speculation: Allow guests to use SSBD even if host does not [Linux 4.4.185]

This Linux kernel change "x86/speculation: Allow guests to use SSBD even if host does not" is included in the Linux 4.4.185 release. This change is authored by Alejandro Jimenez <alejandro.j.jimenez [at] oracle.com> on Mon Jun 10 13:20:10 2019 -0400. The commit for this change in Linux stable tree is 8ac3c1a (patch) which is from upstream […]

x86/speculation: Allow guests to use SSBD even if host does not [Linux 5.2]

This Linux kernel change "x86/speculation: Allow guests to use SSBD even if host does not" is included in the Linux 5.2 release. This change is authored by Alejandro Jimenez <alejandro.j.jimenez [at] oracle.com> on Mon Jun 10 13:20:10 2019 -0400. The commit for this change in Linux stable tree is c1f7fec (patch). x86/speculation: Allow guests to […]

x86/speculation: Support ‘mitigations=’ cmdline option [Linux 5.2]

This Linux kernel change "x86/speculation: Support ‘mitigations=’ cmdline option" is included in the Linux 5.2 release. This change is authored by Josh Poimboeuf <jpoimboe [at] redhat.com> on Fri Apr 12 15:39:29 2019 -0500. The commit for this change in Linux stable tree is d68be4c (patch). x86/speculation: Support ‘mitigations=’ cmdline option Configure x86 runtime CPU speculation […]

x86/speculation: Move arch_smt_update() call to after mitigation decisions [Linux 5.2]

This Linux kernel change "x86/speculation: Move arch_smt_update() call to after mitigation decisions" is included in the Linux 5.2 release. This change is authored by Josh Poimboeuf <jpoimboe [at] redhat.com> on Tue Apr 2 10:00:14 2019 -0500. The commit for this change in Linux stable tree is 7c3658b (patch). x86/speculation: Move arch_smt_update() call to after mitigation […]

x86/speculation: Consolidate CPU whitelists [Linux 5.2]

This Linux kernel change "x86/speculation: Consolidate CPU whitelists" is included in the Linux 5.2 release. This change is authored by Thomas Gleixner <tglx [at] linutronix.de> on Wed Feb 27 10:10:23 2019 +0100. The commit for this change in Linux stable tree is 36ad351 (patch). x86/speculation: Consolidate CPU whitelists The CPU vulnerability whitelists have some overlap […]

x86/speculation: Prevent deadlock on ssb_state::lock [Linux 5.1]

This Linux kernel change "x86/speculation: Prevent deadlock on ssb_state::lock" is included in the Linux 5.1 release. This change is authored by Thomas Gleixner <tglx [at] linutronix.de> on Sun Apr 14 19:51:06 2019 +0200. The commit for this change in Linux stable tree is 2f5fb19 (patch). x86/speculation: Prevent deadlock on ssb_state::lock Mikhail reported a lockdep splat […]

x86/speculation: Add PR_SPEC_DISABLE_NOEXEC [Linux 5.1]

This Linux kernel change "x86/speculation: Add PR_SPEC_DISABLE_NOEXEC" is included in the Linux 5.1 release. This change is authored by Waiman Long <longman [at] redhat.com> on Wed Jan 16 17:01:36 2019 -0500. The commit for this change in Linux stable tree is 71368af (patch). x86/speculation: Add PR_SPEC_DISABLE_NOEXEC With the default SPEC_STORE_BYPASS_SECCOMP/SPEC_STORE_BYPASS_PRCTL mode, the TIF_SSBD bit will […]

x86/speculation: Support ‘mitigations=’ cmdline option [Linux 5.0.16]

This Linux kernel change "x86/speculation: Support ‘mitigations=’ cmdline option" is included in the Linux 5.0.16 release. This change is authored by Josh Poimboeuf <jpoimboe [at] redhat.com> on Fri Apr 12 15:39:29 2019 -0500. The commit for this change in Linux stable tree is bd600de (patch) which is from upstream commit d68be4c. The same Linux upstream […]