[tip: x86/microcode] x86/microcode: Clean up mc_cpu_down_prep()

[tip-bot2 for Thomas Gleixner]

The following commit has been merged into the x86/microcode branch of tip:

Commit-ID:     ba48aa32388ac652256baa8d0a6092d350160da0
Gitweb:        https://git.kernel.org/tip/ba48aa32388ac652256baa8d0a6092d350160da0
Author:        Thomas Gleixner <tglx@xxxxxxxxxxxxx>
AuthorDate:    Mon, 02 Oct 2023 13:59:55 +02:00
Committer:     Borislav Petkov (AMD) <bp@xxxxxxxxx>
CommitterDate: Tue, 24 Oct 2023 15:05:54 +02:00

x86/microcode: Clean up mc_cpu_down_prep()

This function has nothing to do with suspend. It's a hotplug
callback. Remove the bogus comment.

Drop the pointless debug printk. The hotplug core provides tracepoints
which track the invocation of those callbacks.

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Signed-off-by: Borislav Petkov (AMD) <bp@xxxxxxxxx>
Link: https://lore.kernel.org/r/20231002115903.028651784@xxxxxxxxxxxxx
---
 arch/x86/kernel/cpu/microcode/core.c | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/arch/x86/kernel/cpu/microcode/core.c b/arch/x86/kernel/cpu/microcode/core.c
index 0ed96d2..e306fee 100644
--- a/arch/x86/kernel/cpu/microcode/core.c
+++ b/arch/x86/kernel/cpu/microcode/core.c
@@ -498,16 +498,10 @@ static int mc_cpu_online(unsigned int cpu)
 
 static int mc_cpu_down_prep(unsigned int cpu)
 {
-	struct device *dev;
-
-	dev = get_cpu_device(cpu);
+	struct device *dev = get_cpu_device(cpu);
 
 	microcode_fini_cpu(cpu);
-
-	/* Suspend is in progress, only remove the interface */
 	sysfs_remove_group(&dev->kobj, &mc_attr_group);
-	pr_debug("%s: CPU%d\n", __func__, cpu);
-
 	return 0;
 }