From: Sheng Yang <sheng@linux.intel.com>
To: Avi Kivity <avi@redhat.com>,
Marcelo Tosatti <mtosatti@redhat.com>,
Anthony Liguori <anthony@codemonkey.ws>
Cc: kvm@vger.kernel.org, Sheng Yang <sheng@linux.intel.com>
Subject: [PATCH 09/10] kvm: add ioctl KVM_SET_MSIX_ENTRY_NR and KVM_SET_MSIX_ENTRY
Date: Mon, 2 Mar 2009 16:29:32 +0800 [thread overview]
Message-ID: <1235982573-6932-10-git-send-email-sheng@linux.intel.com> (raw)
In-Reply-To: <1235982573-6932-1-git-send-email-sheng@linux.intel.com>
Signed-off-by: Sheng Yang <sheng@linux.intel.com>
---
libkvm/libkvm.c | 25 +++++++++++++++++++++++++
libkvm/libkvm.h | 7 +++++++
2 files changed, 32 insertions(+), 0 deletions(-)
diff --git a/libkvm/libkvm.c b/libkvm/libkvm.c
index 58ac995..bec1d4a 100644
--- a/libkvm/libkvm.c
+++ b/libkvm/libkvm.c
@@ -1369,3 +1369,28 @@ int kvm_get_irq_route_gsi(kvm_context_t kvm)
(kvm->max_used_gsi + 1) : KVM_IOAPIC_NUM_PINS;
}
+#ifdef KVM_CAP_DEVICE_MSIX
+int kvm_assign_set_msix_nr(kvm_context_t kvm,
+ struct kvm_assigned_msix_nr *msix_nr)
+{
+ int ret;
+
+ ret = ioctl(kvm->vm_fd, KVM_ASSIGN_SET_MSIX_NR, msix_nr);
+ if (ret < 0)
+ return -errno;
+
+ return ret;
+}
+
+int kvm_assign_set_msix_entry(kvm_context_t kvm,
+ struct kvm_assigned_msix_entry *entry)
+{
+ int ret;
+
+ ret = ioctl(kvm->vm_fd, KVM_ASSIGN_SET_MSIX_ENTRY, entry);
+ if (ret < 0)
+ return -errno;
+
+ return ret;
+}
+#endif
diff --git a/libkvm/libkvm.h b/libkvm/libkvm.h
index 65c4e75..f288dad 100644
--- a/libkvm/libkvm.h
+++ b/libkvm/libkvm.h
@@ -841,4 +841,11 @@ int kvm_commit_irq_routes(kvm_context_t kvm);
* \param kvm Pointer to the current kvm_context
*/
int kvm_get_irq_route_gsi(kvm_context_t kvm);
+
+#ifdef KVM_CAP_DEVICE_MSIX
+int kvm_assign_set_msix_nr(kvm_context_t kvm,
+ struct kvm_assigned_msix_nr *msix_nr);
+int kvm_assign_set_msix_entry(kvm_context_t kvm,
+ struct kvm_assigned_msix_entry *entry);
+#endif
#endif
--
1.5.4.5
next prev parent reply other threads:[~2009-03-02 8:29 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-02 8:29 [PATCH 0/10 v4] MSI/MSI-X capability in userspace Sheng Yang
2009-03-02 8:29 ` [PATCH 01/10] kvm: Replace force type convert with container_of() Sheng Yang
2009-03-02 8:29 ` [PATCH 02/10] Make device assignment depend on libpci Sheng Yang
2009-03-02 8:29 ` [PATCH 03/10] Figure out device capability Sheng Yang
2009-03-03 12:50 ` Marcelo Tosatti
2009-03-04 3:04 ` Sheng Yang
2009-03-02 8:29 ` [PATCH 04/10] Support for " Sheng Yang
2009-03-03 12:42 ` Marcelo Tosatti
2009-03-04 2:56 ` Sheng Yang
2009-03-04 13:57 ` Marcelo Tosatti
2009-03-02 8:29 ` [PATCH 05/10] kvm: user interface for MSI type irq routing Sheng Yang
2009-03-02 8:29 ` [PATCH 06/10] kvm: libkvm: allocate unused gsi for " Sheng Yang
2009-03-02 8:29 ` [PATCH 07/10] kvm: expose MSI capability to guest Sheng Yang
2009-03-02 8:29 ` [PATCH 08/10] Add MSI-X related macro to pci.c Sheng Yang
2009-03-02 8:29 ` Sheng Yang [this message]
2009-03-02 8:29 ` [PATCH 10/10] kvm: enable MSI-X capabilty for assigned device Sheng Yang
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