linux-kernel - [PATCH v3 0/6] Some fixes and cleanups for microcode

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <20230103180212.333496-1-ashok.raj@intel.com>
Date:   Tue,  3 Jan 2023 10:02:06 -0800
From:   Ashok Raj <ashok.raj@...el.com>
To:     Borislav Petkov <bp@...en8.de>,
        Thomas Gleixner <tglx@...utronix.de>
Cc:     X86-kernel <x86@...nel.org>,
        LKML Mailing List <linux-kernel@...r.kernel.org>,
        Ashok Raj <ashok.raj@...el.com>,
        Dave Hansen <dave.hansen@...el.com>,
        Tony Luck <tony.luck@...el.com>,
        Alison Schofield <alison.schofield@...el.com>,
        Reinette Chatre <reinette.chatre@...el.com>,
        Tom Lendacky <thomas.lendacky@....com>
Subject: [PATCH v3 0/6] Some fixes and cleanups for microcode

Hi Boris

This is a followup after earlier post [1]

Sending the rest of the patches after first 2 patches that were merged.

Please review and consider applying.

Changes since v1:

- Updated comments and added reviewed by from Thomas.
- Moved microcode_check() to where it originally was based on your
  feedback. [2]

[1] https://lore.kernel.org/lkml/20221227192340.8358-1-ashok.raj@intel.com/
[2] https://lore.kernel.org/lkml/Y6tMgcU2aGbx%2F6yt@zn.tnic/

Ashok Raj (6):
  x86/microcode: Add a parameter to microcode_check() to store CPU
    capabilities
  x86/microcode/core: Take a snapshot before and after applying
    microcode
  x86/microcode: Display revisions only when update is successful
  x86/microcode/intel: Use a plain revision argument for
    print_ucode_rev()
  x86/microcode/intel: Print old and new rev during early boot
  x86/microcode/intel: Print when early microcode loading fails

 arch/x86/include/asm/processor.h      |  3 +-
 arch/x86/kernel/cpu/common.c          | 29 ++++++++++-----
 arch/x86/kernel/cpu/microcode/core.c  | 17 ++++++---
 arch/x86/kernel/cpu/microcode/intel.c | 52 +++++++++++++--------------
 4 files changed, 60 insertions(+), 41 deletions(-)


base-commit: 88603b6dc419445847923fcb7fe5080067a30f98
-- 
2.34.1