[tip:x86/urgent] x86/microcode: Announce reload operation's completion

From: tip-bot for Borislav Petkov
Date: Thu Mar 21 2019 - 07:31:18 EST


Commit-ID: 9bd681251b7c1db1c6cfe29a72c5ea1b1c0ba022
Gitweb: https://git.kernel.org/tip/9bd681251b7c1db1c6cfe29a72c5ea1b1c0ba022
Author: Borislav Petkov <bp@xxxxxxx>
AuthorDate: Wed, 13 Mar 2019 12:00:22 +0100
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Thu, 21 Mar 2019 12:24:39 +0100

x86/microcode: Announce reload operation's completion

By popular demand, issue a single line to dmesg after the reload
operation completes to let the user know that a reload has at least been
attempted.

Signed-off-by: Borislav Petkov <bp@xxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Link: https://lkml.kernel.org/r/20190313110022.8229-1-bp@xxxxxxxxx

---
arch/x86/kernel/cpu/microcode/core.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/arch/x86/kernel/cpu/microcode/core.c b/arch/x86/kernel/cpu/microcode/core.c
index 97f9ada9ceda..5260185cbf7b 100644
--- a/arch/x86/kernel/cpu/microcode/core.c
+++ b/arch/x86/kernel/cpu/microcode/core.c
@@ -608,6 +608,8 @@ static int microcode_reload_late(void)
if (ret > 0)
microcode_check();

+ pr_info("Reload completed, microcode revision: 0x%x\n", boot_cpu_data.microcode);
+
return ret;
}