From: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
To: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Cc: Avi Kivity <avi@redhat.com>,
Marcelo Tosatti <mtosatti@redhat.com>,
LKML <linux-kernel@vger.kernel.org>, KVM <kvm@vger.kernel.org>
Subject: [PATCH v6 08/12] KVM: introduce KVM_PFN_ERR_RO_FAULT
Date: Tue, 21 Aug 2012 11:01:19 +0800 [thread overview]
Message-ID: <5032F9FF.3000708@linux.vnet.ibm.com> (raw)
In-Reply-To: <5032F8FD.2020306@linux.vnet.ibm.com>
In the later patch, it indicates failure when we try to get a writable
pfn from the readonly memslot
Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
---
include/linux/kvm_host.h | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 52c86e4..4fd33e0 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -65,6 +65,7 @@
#define KVM_PFN_ERR_FAULT (KVM_PFN_ERR_MASK)
#define KVM_PFN_ERR_HWPOISON (KVM_PFN_ERR_MASK + 1)
#define KVM_PFN_ERR_BAD (KVM_PFN_ERR_MASK + 2)
+#define KVM_PFN_ERR_RO_FAULT (KVM_PFN_ERR_MASK + 3)
static inline bool is_error_pfn(pfn_t pfn)
{
--
1.7.7.6
next prev parent reply other threads:[~2012-08-21 3:01 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-21 2:57 [PATCH v6 00/12] KVM: introduce readonly memslot Xiao Guangrong
2012-08-21 2:57 ` [PATCH v6 01/12] KVM: x86: fix possible infinite loop caused by reexecute_instruction Xiao Guangrong
2012-08-22 12:01 ` Avi Kivity
2012-08-22 12:49 ` Xiao Guangrong
2012-08-21 2:58 ` [PATCH v6 02/12] KVM: fix missing check for memslot flags Xiao Guangrong
2012-08-21 2:58 ` [PATCH v6 03/12] KVM: hide KVM_MEMSLOT_INVALID from userspace Xiao Guangrong
2012-08-21 2:59 ` [PATCH v6 04/12] KVM: introduce gfn_to_pfn_memslot_atomic Xiao Guangrong
2012-08-21 2:59 ` [PATCH v6 05/12] KVM: introduce gfn_to_hva_read/kvm_read_hva/kvm_read_hva_atomic Xiao Guangrong
2012-08-21 3:00 ` [PATCH v6 06/12] KVM: reorganize hva_to_pfn Xiao Guangrong
2012-08-21 3:00 ` [PATCH v6 07/12] KVM: use 'writable' as a hint to map writable pfn Xiao Guangrong
2012-08-21 3:01 ` Xiao Guangrong [this message]
2012-08-21 3:01 ` [PATCH v6 09/12] KVM: introduce KVM_HVA_ERR_BAD Xiao Guangrong
2012-08-21 3:02 ` [PATCH v6 10/12] KVM: introduce KVM_HVA_ERR_RO_BAD Xiao Guangrong
2012-08-21 3:02 ` [PATCH v6 11/12] KVM: introduce readonly memslot Xiao Guangrong
2012-09-07 10:23 ` Jan Kiszka
2012-09-07 10:47 ` Xiao Guangrong
2012-09-07 11:14 ` Jan Kiszka
2012-09-09 13:42 ` Avi Kivity
2012-09-09 13:52 ` Jan Kiszka
2012-08-21 3:03 ` [PATCH v6 12/12] KVM: indicate readonly access fault Xiao Guangrong
2012-08-22 12:06 ` Avi Kivity
2012-08-22 12:47 ` Xiao Guangrong
2012-09-06 14:09 ` Avi Kivity
2012-09-07 9:56 ` Xiao Guangrong
2012-09-09 13:46 ` Avi Kivity
2012-09-10 22:31 ` Marcelo Tosatti
2012-09-11 9:18 ` Avi Kivity
2012-09-11 14:39 ` Marcelo Tosatti
2012-09-12 15:27 ` Marcelo Tosatti
2012-09-12 15:34 ` Avi Kivity
2012-09-12 15:44 ` Marcelo Tosatti
2012-09-12 15:55 ` Avi Kivity
2012-08-22 12:09 ` [PATCH v6 00/12] KVM: introduce readonly memslot Avi Kivity
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