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Message-Id: <11820734802079-git-send-email-avi@qumranet.com>
Date: Sun, 17 Jun 2007 12:44:03 +0300
From: Avi Kivity <avi@...ranet.com>
To: kvm-devel@...ts.sourceforge.net
Cc: linux-kernel@...r.kernel.org, Avi Kivity <avi@...ranet.com>
Subject: [PATCH 22/58] KVM: Fix vmx I/O bitmap initialization on highmem systems
kunmap() expects a struct page, not a virtual address. Fixes an oops loading
kvm-intel.ko on i386 with CONFIG_HIGHMEM.
Thanks to Michael Ivanov <deruhu@...erstar.ru> for reporting.
Signed-off-by: Avi Kivity <avi@...ranet.com>
---
drivers/kvm/vmx.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/kvm/vmx.c b/drivers/kvm/vmx.c
index e39ebe0..34171d9 100644
--- a/drivers/kvm/vmx.c
+++ b/drivers/kvm/vmx.c
@@ -2274,11 +2274,11 @@ static int __init vmx_init(void)
iova = kmap(vmx_io_bitmap_a);
memset(iova, 0xff, PAGE_SIZE);
clear_bit(0x80, iova);
- kunmap(iova);
+ kunmap(vmx_io_bitmap_a);
iova = kmap(vmx_io_bitmap_b);
memset(iova, 0xff, PAGE_SIZE);
- kunmap(iova);
+ kunmap(vmx_io_bitmap_b);
r = kvm_init_arch(&vmx_arch_ops, THIS_MODULE);
if (r)
--
1.5.0.6
-
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