commit 2ab7f1833baf0f0a0ca9868ee21f8273e2858132
author Andi Kleen <ak@suse.de> Sat Mar 25 16:30:52 2006 +0100
committer Linus Torvalds <torvalds@g5.osdl.org> Sat Mar 25 09:10:56 2006 -0800
tree 58e1a2395f19338ef38bf0b72df3be8aef9ce66a
parent 4bdc3b7f1b730c07f5a6ccca77ee68e044036ffc

[PATCH] x86_64: Quieten down microcode update driver

Only log data in microcode driver when something is changed Otherwise it
was far too noisy on large systems.

Also remove the printk when it is unloaded.

Cc: tigran@veritas.com

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

arch/i386/kernel/microcode.c

diff --git a/arch/i386/kernel/microcode.c b/arch/i386/kernel/microcode.c
index 5390b52..55bc365 100644
--- a/arch/i386/kernel/microcode.c
+++ b/arch/i386/kernel/microcode.c
@@ -202,8 +202,6 @@
 	} else if (mc_header->rev == uci->rev) {
 		/* notify the caller of success on this cpu */
 		uci->err = MC_SUCCESS;
-		printk(KERN_ERR "microcode: CPU%d already at revision"
-			" 0x%x (current=0x%x)\n", cpu_num, mc_header->rev, uci->rev);
 		goto out;
 	}
 
@@ -369,7 +367,6 @@
 	struct ucode_cpu_info *uci = ucode_cpu_info + cpu_num;
 
 	if (uci->mc == NULL) {
-		printk(KERN_INFO "microcode: No new microcode data for CPU%d\n", cpu_num);
 		return;
 	}
 
@@ -511,7 +508,6 @@
 static void __exit microcode_exit (void)
 {
 	misc_deregister(&microcode_dev);
-	printk(KERN_INFO "IA-32 Microcode Update Driver v" MICROCODE_VERSION " unregistered\n");
 }
 
 module_init(microcode_init)