This is a note to let you know that I've just added the patch titled
KVM: VMX: fix page leak in hardware_setup()
to the 4.14-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:
kvm-vmx-fix-page-leak-in-hardware_setup.patch
and it can be found in the queue-4.14 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From foo@baz Fri Feb 23 11:45:09 CET 2018
From: Jim Mattson <jmattson@xxxxxxxxxx>
Date: Fri, 1 Dec 2017 09:57:56 -0800
Subject: KVM: VMX: fix page leak in hardware_setup()
From: Jim Mattson <jmattson@xxxxxxxxxx>
[ Upstream commit 2895db67b01cb875457c9c3f30a14723b6b5dfd5 ]
vmx_io_bitmap_b should not be allocated twice.
Fixes: 23611332938d ("KVM: VMX: refactor setup of global page-sized bitmaps")
Signed-off-by: Jim Mattson <jmattson@xxxxxxxxxx>
Reviewed-by: Krish Sadhukhan <krish.sadhukhan@xxxxxxxxxx>
Reviewed-by: David Hildenbrand <david@xxxxxxxxxx>
Signed-off-by: Radim Krčmář <rkrcmar@xxxxxxxxxx>
Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
arch/x86/kvm/vmx.c | 1 -
1 file changed, 1 deletion(-)
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -6950,7 +6950,6 @@ static __init int hardware_setup(void)
goto out;
}
- vmx_io_bitmap_b = (unsigned long *)__get_free_page(GFP_KERNEL);
memset(vmx_vmread_bitmap, 0xff, PAGE_SIZE);
memset(vmx_vmwrite_bitmap, 0xff, PAGE_SIZE);
Patches currently in stable-queue which might be from jmattson@xxxxxxxxxx are
queue-4.14/kvm-x86-check-input-paging-mode-when-cs.l-is-set.patch
queue-4.14/kvm-vmx-fix-page-leak-in-hardware_setup.patch