[3.16.y-ckt stable] Patch "kvm: x86: drop severity of "generation wraparound" message" has been added to staging queue

[Luis Henriques]

This is a note to let you know that I have just added a patch titled

    kvm: x86: drop severity of "generation wraparound" message

to the linux-3.16.y-queue branch of the 3.16.y-ckt extended stable tree 
which can be found at:

 http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.16.y-queue

This patch is scheduled to be released in version 3.16.7-ckt4.

If you, or anyone else, feels it should not be added to this tree, please 
reply to this email.

For more information about the 3.16.y-ckt tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable

Thanks.
-Luis

------

>From d8f7e351af8bd6f1c7721572e12df0015390d86f Mon Sep 17 00:00:00 2001
From: Paolo Bonzini <pbonzini at redhat.com>
Date: Mon, 22 Dec 2014 10:43:39 +0100
Subject: kvm: x86: drop severity of "generation wraparound" message

commit a629df7eadffb03e6ce4a8616e62ea29fdf69b6b upstream.

Since most virtual machines raise this message once, it is a bit annoying.
Make it KERN_DEBUG severity.

Fixes: 7a2e8aaf0f6873b47bc2347f216ea5b0e4c258ab
Signed-off-by: Paolo Bonzini <pbonzini at redhat.com>
Signed-off-by: Luis Henriques <luis.henriques at canonical.com>
---
 arch/x86/kvm/mmu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 1cd2a5fbde07..1bbf6861507e 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -4433,7 +4433,7 @@ void kvm_mmu_invalidate_mmio_sptes(struct kvm *kvm)
 	 * zap all shadow pages.
 	 */
 	if (unlikely(kvm_current_mmio_generation(kvm) == 0)) {
-		printk_ratelimited(KERN_INFO "kvm: zapping shadow pages for mmio generation wraparound\n");
+		printk_ratelimited(KERN_DEBUG "kvm: zapping shadow pages for mmio generation wraparound\n");
 		kvm_mmu_invalidate_zap_all_pages(kvm);
 	}
 }
--
2.1.4