From: Haozhong Zhang <haozhong.zhang@intel.com>
To: kvm@vger.kernel.org, x86@kernel.org
Cc: linux-kernel@vger.kernel.org, Paolo Bonzini <pbonzini@redhat.com>,
rkrcmar@redhat.com, Xiao Guangrong <xiaoguangrong.eric@gmail.com>,
Dan Williams <dan.j.williams@intel.com>,
ivan.d.cuevas.escareno@intel.com, karthik.kumar@intel.com,
Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>,
Olif Chapman <olif.chapman@oracle.com>,
Haozhong Zhang <haozhong.zhang@intel.com>
Subject: [PATCH v4 2/3] KVM: add converters between pfn_t and kvm_pfn_t
Date: Fri, 3 Nov 2017 13:53:26 +0800 [thread overview]
Message-ID: <20171103055327.21684-3-haozhong.zhang@intel.com> (raw)
In-Reply-To: <20171103055327.21684-1-haozhong.zhang@intel.com>
Signed-off-by: Haozhong Zhang <haozhong.zhang@intel.com>
---
include/linux/kvm_host.h | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 6882538eda32..caf6f7a6bdb2 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -27,6 +27,7 @@
#include <linux/irqbypass.h>
#include <linux/swait.h>
#include <linux/refcount.h>
+#include <linux/pfn_t.h>
#include <asm/signal.h>
#include <linux/kvm.h>
@@ -67,6 +68,9 @@
#define KVM_PFN_ERR_HWPOISON (KVM_PFN_ERR_MASK + 1)
#define KVM_PFN_ERR_RO_FAULT (KVM_PFN_ERR_MASK + 2)
+#define pfn_t_to_kvm_pfn_t(x) pfn_t_to_pfn(x)
+#define kvm_pfn_t_to_pfn_t(x) pfn_to_pfn_t((x) & ~KVM_PFN_ERR_NOSLOT_MASK)
+
/*
* error pfns indicate that the gfn is in slot but faild to
* translate it to pfn on host.
--
2.14.1
next prev parent reply other threads:[~2017-11-03 5:54 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-03 5:53 [PATCH v4 0/3] KVM: MMU: fix kvm_is_mmio_pfn() Haozhong Zhang
2017-11-03 5:53 ` [PATCH v4 1/3] x86/mm: add function to check if a pfn is UC/UC- Haozhong Zhang
2017-11-03 5:53 ` Haozhong Zhang [this message]
2017-11-03 13:21 ` [PATCH v4 2/3] KVM: add converters between pfn_t and kvm_pfn_t Dan Williams
2017-11-08 2:47 ` Haozhong Zhang
2017-11-03 5:53 ` [PATCH v4 3/3] KVM: MMU: consider host cache mode in MMIO page check Haozhong Zhang
2017-11-03 6:54 ` Xiao Guangrong
2017-11-03 8:51 ` Haozhong Zhang
2017-11-03 9:02 ` Haozhong Zhang
2017-11-03 9:24 ` Xiao Guangrong
2017-11-03 9:29 ` Haozhong Zhang
2017-11-08 3:42 ` Xiao Guangrong
2017-11-03 9:10 ` Xiao Guangrong
2017-11-03 9:27 ` Haozhong Zhang
2017-11-08 3:34 ` Haozhong Zhang
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