This is a note to let you know that I've just added the patch titled x86/microcode: Adjust late loading result reporting message to the 6.2-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: x86-microcode-adjust-late-loading-result-reporting-m.patch and it can be found in the queue-6.2 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 4b7310817948535e0464df4f3081931930e012ba Author: Ashok Raj <ashok.raj@xxxxxxxxx> Date: Mon Jan 9 07:35:52 2023 -0800 x86/microcode: Adjust late loading result reporting message [ Upstream commit 6eab3abac7043226e5375e9ead0c7607ced6767b ] During late microcode loading, the "Reload completed" message is issued unconditionally, regardless of success or failure. Adjust the message to report the result of the update. [ bp: Massage. ] Fixes: 9bd681251b7c ("x86/microcode: Announce reload operation's completion") Suggested-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Signed-off-by: Ashok Raj <ashok.raj@xxxxxxxxx> Signed-off-by: Borislav Petkov (AMD) <bp@xxxxxxxxx> Reviewed-by: Tony Luck <tony.luck@xxxxxxxxx> Link: https://lore.kernel.org/lkml/874judpqqd.ffs@tglx/ Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/arch/x86/kernel/cpu/microcode/core.c b/arch/x86/kernel/cpu/microcode/core.c index a25ba851a9208..3c4e732a61dff 100644 --- a/arch/x86/kernel/cpu/microcode/core.c +++ b/arch/x86/kernel/cpu/microcode/core.c @@ -453,11 +453,14 @@ static int microcode_reload_late(void) store_cpu_caps(&prev_info); ret = stop_machine_cpuslocked(__reload_late, NULL, cpu_online_mask); - if (ret == 0) + if (!ret) { + pr_info("Reload succeeded, microcode revision: 0x%x -> 0x%x\n", + old, boot_cpu_data.microcode); microcode_check(&prev_info); - - pr_info("Reload completed, microcode revision: 0x%x -> 0x%x\n", - old, boot_cpu_data.microcode); + } else { + pr_info("Reload failed, current microcode revision: 0x%x\n", + boot_cpu_data.microcode); + } return ret; }