[tip: x86/urgent] x86/speculation: Prevent rogue cross-process SSBD shutdown

The following commit has been merged into the x86/urgent branch of tip: Commit-ID: dbbe2ad02e9df26e372f38cc3e70dab9222c832e Gitweb: https://git.kernel.org/tip/dbbe2ad02e9df26e372f38cc3e70dab9222c832e Author:Anthony Steinhauser AuthorDate:Sun, 05 Jan 2020 12:19:43 -08:00 Co

[tip: x86/urgent] x86/speculation: PR_SPEC_FORCE_DISABLE enforcement for indirect branches.

The following commit has been merged into the x86/urgent branch of tip: Commit-ID: 4d8df8cbb9156b0a0ab3f802b80cb5db57acc0bf Gitweb: https://git.kernel.org/tip/4d8df8cbb9156b0a0ab3f802b80cb5db57acc0bf Author:Anthony Steinhauser AuthorDate:Sun, 07 Jun 2020 05:44:19 -07:00 Co

[tip: x86/urgent] x86/speculation: Avoid force-disabling IBPB based on STIBP and enhanced IBRS.

The following commit has been merged into the x86/urgent branch of tip: Commit-ID: 21998a351512eba4ed5969006f0c55882d995ada Gitweb: https://git.kernel.org/tip/21998a351512eba4ed5969006f0c55882d995ada Author:Anthony Steinhauser AuthorDate:Tue, 19 May 2020 06:40:42 -07:00 Co