On Wed, Mar 02, 2011 at 03:51:20PM -0300, Marcelo Tosatti wrote:
On Wed, Mar 02, 2011 at 11:23:14AM +0200, Michael S. Tsirkin wrote:
On Wed, Mar 02, 2011 at 03:26:53PM +0800, Sheng Yang wrote:
Change from v10:
1. Update according to the comments of Michael.
2. Use mmio_needed to exit
On Tue, Mar 01, 2011 at 02:20:02PM +0200, Michael S. Tsirkin wrote:
On Tue, Mar 01, 2011 at 02:10:37PM +0800, Sheng Yang wrote:
On Monday 28 February 2011 19:27:29 Michael S. Tsirkin wrote:
On Mon, Feb 28, 2011 at 03:20:04PM +0800, Sheng Yang wrote:
Then we can support mask bit operation
On Tue, Mar 01, 2011 at 02:20:02PM +0200, Michael S. Tsirkin wrote:
On Tue, Mar 01, 2011 at 02:10:37PM +0800, Sheng Yang wrote:
On Monday 28 February 2011 19:27:29 Michael S. Tsirkin wrote:
On Mon, Feb 28, 2011 at 03:20:04PM +0800, Sheng Yang wrote:
@@ -1877,6 +1879,24 @@ static long
On Wednesday 02 March 2011 04:18:58 Marcelo Tosatti wrote:
On Fri, Feb 25, 2011 at 10:29:38AM +0200, Michael S. Tsirkin wrote:
On Fri, Feb 25, 2011 at 02:28:02PM +0800, Sheng Yang wrote:
On Thursday 24 February 2011 18:45:08 Michael S. Tsirkin wrote:
On Thu, Feb 24, 2011 at 05:51:04PM
Then it can be used by other struct in kvm_host.h
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
include/linux/kvm_host.h | 23 +++
virt/kvm/iodev.h | 25 +
2 files changed, 24 insertions(+), 24 deletions(-)
diff --git a/include/linux
Then we can support mask bit operation of assigned devices now.
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
arch/x86/kvm/Makefile|2 +-
arch/x86/kvm/x86.c | 31 -
include/linux/kvm.h | 28 +
include/linux/kvm_host.h | 34 ++
virt/kvm/assigned-dev.c
Add a new parameter to IO writing handler, so that we can transfer information
from IO handler to caller.
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
arch/x86/kvm/i8254.c |6 --
arch/x86/kvm/i8259.c |3 ++-
arch/x86/kvm/lapic.c |3 ++-
arch/x86/kvm/x86.c
Change from v10:
1. Update according to the comments of Michael.
2. Use mmio_needed to exit to userspace according to Marcelo's comments.
Sheng Yang (4):
KVM: Move struct kvm_io_device to kvm_host.h
KVM: Add kvm_io_ext_data to IO handler
KVM: Emulate MSI-X table in kernel
KVM: Add
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
Documentation/kvm/api.txt | 58 +
1 files changed, 58 insertions(+), 0 deletions(-)
diff --git a/Documentation/kvm/api.txt b/Documentation/kvm/api.txt
index e1a9297..dd10c3b 100644
On Monday 28 February 2011 19:27:29 Michael S. Tsirkin wrote:
On Mon, Feb 28, 2011 at 03:20:04PM +0800, Sheng Yang wrote:
Then we can support mask bit operation of assigned devices now.
Signed-off-by: Sheng Yang sh...@linux.intel.com
A general question: we implement mmio read and write
On Friday 25 February 2011 16:12:30 Michael S. Tsirkin wrote:
On Fri, Feb 25, 2011 at 11:23:30AM +0800, Sheng Yang wrote:
On Thursday 24 February 2011 18:22:19 Michael S. Tsirkin wrote:
On Thu, Feb 24, 2011 at 05:51:03PM +0800, Sheng Yang wrote:
Add a new parameter to IO writing handler
On Friday 25 February 2011 16:29:38 Michael S. Tsirkin wrote:
On Fri, Feb 25, 2011 at 02:28:02PM +0800, Sheng Yang wrote:
On Thursday 24 February 2011 18:45:08 Michael S. Tsirkin wrote:
On Thu, Feb 24, 2011 at 05:51:04PM +0800, Sheng Yang wrote:
Then we can support mask bit operation
Add a new parameter to IO writing handler, so that we can transfer information
from IO handler to caller.
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
arch/x86/kvm/i8254.c |6 --
arch/x86/kvm/i8259.c |3 ++-
arch/x86/kvm/lapic.c |3 ++-
arch/x86/kvm/x86.c
Change from v9:
Update according to the comments of Alex and Michael.
Notice this patchset still based on 2.6.37 due to a block bug on assigned
device in the upstream now.
Sheng Yang (4):
KVM: Move struct kvm_io_device to kvm_host.h
KVM: Add kvm_io_ext_data to IO handler
KVM: Emulate MSI-X
Then we can support mask bit operation of assigned devices now.
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
arch/x86/include/asm/kvm_host.h |1 +
arch/x86/kvm/Makefile |2 +-
arch/x86/kvm/mmu.c |2 +
arch/x86/kvm/x86.c | 40 -
include
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
Documentation/kvm/api.txt | 58 +
1 files changed, 58 insertions(+), 0 deletions(-)
diff --git a/Documentation/kvm/api.txt b/Documentation/kvm/api.txt
index e1a9297..dd10c3b 100644
Then it can be used by other struct in kvm_host.h
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
include/linux/kvm_host.h | 23 +++
virt/kvm/iodev.h | 25 +
2 files changed, 24 insertions(+), 24 deletions(-)
diff --git a/include/linux
On Wednesday 23 February 2011 16:45:37 Michael S. Tsirkin wrote:
On Wed, Feb 23, 2011 at 02:59:04PM +0800, Sheng Yang wrote:
On Wednesday 23 February 2011 08:19:21 Alex Williamson wrote:
On Sun, 2011-01-30 at 13:11 +0800, Sheng Yang wrote:
Then we can support mask bit operation
On Wednesday 23 February 2011 16:45:37 Michael S. Tsirkin wrote:
On Wed, Feb 23, 2011 at 02:59:04PM +0800, Sheng Yang wrote:
On Wednesday 23 February 2011 08:19:21 Alex Williamson wrote:
On Sun, 2011-01-30 at 13:11 +0800, Sheng Yang wrote:
Then we can support mask bit operation
Change from v8:
1. Fix one MSI-X routing update exit bug.
2. Update according to the comments of Alex and Michael.
Notice this patchset still based on 2.6.37 due to a block bug on assigned
device in the upstream now.
Sheng Yang (4):
KVM: Move struct kvm_io_device to kvm_host.h
KVM: Add
Add a new parameter to IO writing handler, so that we can transfer information
from IO handler to caller.
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
arch/x86/kvm/i8254.c |6 --
arch/x86/kvm/i8259.c |3 ++-
arch/x86/kvm/lapic.c |3 ++-
arch/x86/kvm/x86.c
Then we can support mask bit operation of assigned devices now.
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
arch/x86/include/asm/kvm_host.h |1 +
arch/x86/kvm/Makefile |2 +-
arch/x86/kvm/mmu.c |2 +
arch/x86/kvm/x86.c | 40 -
include
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
Documentation/kvm/api.txt | 58 +
1 files changed, 58 insertions(+), 0 deletions(-)
diff --git a/Documentation/kvm/api.txt b/Documentation/kvm/api.txt
index e1a9297..dd10c3b 100644
Then it can be used by other struct in kvm_host.h
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
include/linux/kvm_host.h | 23 +++
virt/kvm/iodev.h | 25 +
2 files changed, 24 insertions(+), 24 deletions(-)
diff --git a/include/linux
On Thursday 24 February 2011 18:22:19 Michael S. Tsirkin wrote:
On Thu, Feb 24, 2011 at 05:51:03PM +0800, Sheng Yang wrote:
Add a new parameter to IO writing handler, so that we can transfer
information from IO handler to caller.
Signed-off-by: Sheng Yang sh...@linux.intel.com
On Thursday 24 February 2011 18:11:44 Michael S. Tsirkin wrote:
On Thu, Feb 24, 2011 at 04:08:22PM +0800, Sheng Yang wrote:
On Wednesday 23 February 2011 16:45:37 Michael S. Tsirkin wrote:
On Wed, Feb 23, 2011 at 02:59:04PM +0800, Sheng Yang wrote:
On Wednesday 23 February 2011 08:19:21
On Thursday 24 February 2011 18:17:34 Michael S. Tsirkin wrote:
On Thu, Feb 24, 2011 at 05:44:20PM +0800, Sheng Yang wrote:
On Wednesday 23 February 2011 16:45:37 Michael S. Tsirkin wrote:
On Wed, Feb 23, 2011 at 02:59:04PM +0800, Sheng Yang wrote:
On Wednesday 23 February 2011 08:19:21
On Thursday 24 February 2011 18:45:08 Michael S. Tsirkin wrote:
On Thu, Feb 24, 2011 at 05:51:04PM +0800, Sheng Yang wrote:
Then we can support mask bit operation of assigned devices now.
Signed-off-by: Sheng Yang sh...@linux.intel.com
Doesn't look like all comments got addressed.
E.g
Then we can support mask bit operation of assigned devices now.
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
arch/x86/include/asm/kvm_host.h |1 +
arch/x86/kvm/Makefile |2 +-
arch/x86/kvm/mmu.c |2 +
arch/x86/kvm/x86.c | 40 -
include
Then we can support mask bit operation of assigned devices now.
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
arch/x86/include/asm/kvm_host.h |1 +
arch/x86/kvm/Makefile |2 +-
arch/x86/kvm/mmu.c |2 +
arch/x86/kvm/x86.c | 40 -
include
On Wednesday 23 February 2011 08:19:21 Alex Williamson wrote:
On Sun, 2011-01-30 at 13:11 +0800, Sheng Yang wrote:
Then we can support mask bit operation of assigned devices now.
Looks pretty good overall. A few comments below. It seems like we
should be able to hook this into vfio
On Thursday 03 February 2011 09:05:55 Marcelo Tosatti wrote:
On Sun, Jan 30, 2011 at 01:11:15PM +0800, Sheng Yang wrote:
Then we can support mask bit operation of assigned devices now.
Signed-off-by: Sheng Yang sh...@linux.intel.com
+int kvm_vm_ioctl_register_msix_mmio(struct kvm *kvm
.
Sheng Yang (4):
KVM: Move struct kvm_io_device to kvm_host.h
KVM: Add kvm_io_ext_data to IO handler
KVM: Emulate MSI-X table in kernel
KVM: Add documents for MSI-X MMIO API
Documentation/kvm/api.txt | 58 +
arch/x86/kvm/Makefile |2 +-
arch/x86/kvm/i8254.c |6
Then it can be used by other struct in kvm_host.h
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
include/linux/kvm_host.h | 23 +++
virt/kvm/iodev.h | 25 +
2 files changed, 24 insertions(+), 24 deletions(-)
diff --git a/include/linux
Add a new parameter to IO writing handler, so that we can transfer information
from IO handler to caller.
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
arch/x86/kvm/i8254.c |6 --
arch/x86/kvm/i8259.c |3 ++-
arch/x86/kvm/lapic.c |3 ++-
arch/x86/kvm/x86.c
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
Documentation/kvm/api.txt | 58 +
1 files changed, 58 insertions(+), 0 deletions(-)
diff --git a/Documentation/kvm/api.txt b/Documentation/kvm/api.txt
index e1a9297..dd10c3b 100644
Update with kernel patches v9.
Sheng Yang (4):
qemu-kvm: device assignment: Enabling MSI-X according to the entries'
mask bit
qemu-kvm: Ioctl for MSIX MMIO support
qemu-kvm: Header file update for MSI-X MMIO support
qemu-kvm: MSI-X MMIO support for assigned device
hw/device
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
hw/device-assignment.c | 106 +--
hw/device-assignment.h |3 +
qemu-kvm.c | 46 +
qemu-kvm.h | 19 +
4 files changed, 160 insertions(+), 14
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
qemu-kvm.c | 14 ++
qemu-kvm.h |7 +++
2 files changed, 21 insertions(+), 0 deletions(-)
diff --git a/qemu-kvm.c b/qemu-kvm.c
index 49cd683..d282c95 100644
--- a/qemu-kvm.c
+++ b/qemu-kvm.c
@@ -1050,6 +1050,20 @@ int
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
kvm/include/linux/kvm.h | 28
1 files changed, 28 insertions(+), 0 deletions(-)
diff --git a/kvm/include/linux/kvm.h b/kvm/include/linux/kvm.h
index e46729e..dcb8f54 100644
--- a/kvm/include/linux/kvm.h
+++ b/kvm
The old MSI-X enabling method assume the entries are written before MSI-X
enabled, but some OS didn't obey this, e.g. FreeBSD. This patch would fix
this.
Also, according to the PCI spec, mask bit of MSI-X table should be set
after reset.
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
hw
On Mon, Jan 31, 2011 at 03:09:09PM +0200, Avi Kivity wrote:
On 01/30/2011 06:38 AM, Sheng Yang wrote:
(Sorry, missed this mail...)
On Mon, Jan 17, 2011 at 02:29:44PM +0200, Avi Kivity wrote:
On 01/06/2011 12:19 PM, Sheng Yang wrote:
Then we can support mask bit operation of assigned
On Mon, Jan 31, 2011 at 03:24:27PM +0200, Avi Kivity wrote:
On 01/26/2011 11:05 AM, Sheng Yang wrote:
On Tuesday 25 January 2011 20:47:38 Avi Kivity wrote:
On 01/19/2011 10:21 AM, Sheng Yang wrote:
We already got an guest MMIO address for that in the exit
information
(Sorry, missed this mail...)
On Mon, Jan 17, 2011 at 02:29:44PM +0200, Avi Kivity wrote:
On 01/06/2011 12:19 PM, Sheng Yang wrote:
Then we can support mask bit operation of assigned devices now.
+int kvm_assigned_device_update_msix_mask_bit(struct kvm *kvm
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
Documentation/kvm/api.txt | 47 +
1 files changed, 47 insertions(+), 0 deletions(-)
diff --git a/Documentation/kvm/api.txt b/Documentation/kvm/api.txt
index e1a9297..e6b7a1d 100644
Then it can be used by other struct in kvm_host.h
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
include/linux/kvm_host.h | 23 +++
virt/kvm/iodev.h | 25 +
2 files changed, 24 insertions(+), 24 deletions(-)
diff --git a/include/linux
Then we can support mask bit operation of assigned devices now.
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
arch/x86/kvm/Makefile|2 +-
arch/x86/kvm/x86.c |8 +-
include/linux/kvm.h | 21
include/linux/kvm_host.h | 25
virt/kvm/assigned-dev.c | 44
Change from v7:
Update according to Marcelo and Avi's comments.
BTW: I would be on vacation for Chinese New Year soon, and would be back mid
Feb.
Sheng Yang (3):
KVM: Move struct kvm_io_device to kvm_host.h
KVM: Emulate MSI-X table in kernel
KVM: Add documents for MSI-X MMIO API
Update with kernel patches v8.
Sheng Yang (4):
qemu-kvm: device assignment: Enabling MSI-X according to the entries'
mask bit
qemu-kvm: Ioctl for MSIX MMIO support
qemu-kvm: Header file update for MSI-X MMIO support
qemu-kvm: MSI-X MMIO support for assigned device
hw/device
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
hw/device-assignment.c | 93 +--
hw/device-assignment.h |3 ++
qemu-kvm.c | 40
qemu-kvm.h | 11 ++
4 files changed, 135 insertions(+), 12
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
qemu-kvm.c | 14 ++
qemu-kvm.h |7 +++
2 files changed, 21 insertions(+), 0 deletions(-)
diff --git a/qemu-kvm.c b/qemu-kvm.c
index 471306b..956b62a 100644
--- a/qemu-kvm.c
+++ b/qemu-kvm.c
@@ -1050,6 +1050,20 @@ int
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
kvm/include/linux/kvm.h | 21 +
1 files changed, 21 insertions(+), 0 deletions(-)
diff --git a/kvm/include/linux/kvm.h b/kvm/include/linux/kvm.h
index e46729e..7b6d5b9 100644
--- a/kvm/include/linux/kvm.h
+++ b/kvm
The old MSI-X enabling method assume the entries are written before MSI-X
enabled, but some OS didn't obey this, e.g. FreeBSD. This patch would fix
this.
Also, according to the PCI spec, mask bit of MSI-X table should be set
after reset.
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
hw
On Tuesday 25 January 2011 20:47:38 Avi Kivity wrote:
On 01/19/2011 10:21 AM, Sheng Yang wrote:
We already got an guest MMIO address for that in the exit
information. I've created a chain of handler in qemu to handle it.
But we already decoded the table and entry
On Monday 17 January 2011 20:45:55 Avi Kivity wrote:
On 01/17/2011 02:35 PM, Sheng Yang wrote:
On Monday 17 January 2011 20:21:45 Avi Kivity wrote:
On 01/06/2011 12:19 PM, Sheng Yang wrote:
Signed-off-by: Sheng Yangsh...@linux.intel.com
---
Documentation/kvm
On Monday 17 January 2011 20:39:30 Marcelo Tosatti wrote:
On Mon, Jan 17, 2011 at 08:18:22PM +0800, Sheng Yang wrote:
+ goto out;
+
+ mmio = mmio_dev-mmio[idx];
+ entry = (addr - mmio-table_base_addr) / PCI_MSIX_ENTRY_SIZE;
+ entry_base = mmio
On Monday 17 January 2011 19:54:47 Marcelo Tosatti wrote:
On Thu, Jan 06, 2011 at 06:19:44PM +0800, Sheng Yang wrote:
Then we can support mask bit operation of assigned devices now.
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
arch/x86/kvm/Makefile|2 +-
arch/x86
On Monday 17 January 2011 20:21:45 Avi Kivity wrote:
On 01/06/2011 12:19 PM, Sheng Yang wrote:
Signed-off-by: Sheng Yangsh...@linux.intel.com
---
Documentation/kvm/api.txt | 41
+ 1 files changed, 41
insertions(+), 0 deletions
On Thursday 06 January 2011 18:19:42 Sheng Yang wrote:
Change from v6:
1. Discard PBA support. But we can still add it later.
2. Fix one memory reference bug
3. Add automatically MMIO unregister after device was deassigned.
4. Update according to Avi's comments.
5. Add documents for new API
Then it can be used by other struct in kvm_host.h
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
include/linux/kvm_host.h | 23 +++
virt/kvm/iodev.h | 25 +
2 files changed, 24 insertions(+), 24 deletions(-)
diff --git a/include/linux
: MSI: Move MSI-X entry definition to pci_regs.h
PCI: Add mask bit definition for MSI-X table
These two patches are in the Jesse's pci-2.6 tree. Do I need to repost them?
Sheng Yang (3):
KVM: Move struct kvm_io_device to kvm_host.h
KVM: Emulate MSI-X table in kernel
KVM: Add documents
Then we can support mask bit operation of assigned devices now.
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
arch/x86/kvm/Makefile|2 +-
arch/x86/kvm/x86.c |8 +-
include/linux/kvm.h | 21
include/linux/kvm_host.h | 25
virt/kvm/assigned-dev.c | 44
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
Documentation/kvm/api.txt | 41 +
1 files changed, 41 insertions(+), 0 deletions(-)
diff --git a/Documentation/kvm/api.txt b/Documentation/kvm/api.txt
index e1a9297..4978b94 100644
--- a/Documentation
Update with kernel patches v7.
Sheng Yang (4):
qemu-kvm: device assignment: Enabling MSI-X according to the entries'
mask bit
qemu-kvm: Ioctl for MSIX MMIO support
qemu-kvm: Header file update for MSI-X MMIO support
qemu-kvm: MSI-X MMIO support for assigned device
hw/device
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
kvm/include/linux/kvm.h | 21 +
1 files changed, 21 insertions(+), 0 deletions(-)
diff --git a/kvm/include/linux/kvm.h b/kvm/include/linux/kvm.h
index e46729e..7b6d5b9 100644
--- a/kvm/include/linux/kvm.h
+++ b/kvm
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
hw/device-assignment.c | 93 +--
hw/device-assignment.h |3 ++
qemu-kvm.c | 40
qemu-kvm.h | 11 ++
4 files changed, 135 insertions(+), 12
The old MSI-X enabling method assume the entries are written before MSI-X
enabled, but some OS didn't obey this, e.g. FreeBSD. This patch would fix
this.
Also, according to the PCI spec, mask bit of MSI-X table should be set
after reset.
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
hw
paging to nonpaging, and nonpaging to paging switch.
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
But I haven't found the exactly point affected by this, any clue?
arch/x86/kvm/vmx.c |6 +-
1 files changed, 1 insertions(+), 5 deletions(-)
diff --git a/arch/x86/kvm/vmx.c b/arch
On Thursday 30 December 2010 16:57:20 Avi Kivity wrote:
On 12/30/2010 10:35 AM, Sheng Yang wrote:
After CR0 is changed during VMExit, the result of kvm_read_cr3() may be
different. Commit d95bfcdd7cda4dfdac9588e684bc7c75794a075e KVM: Fetch
guest cr3 from hardware on demand caused 32bit
On Thursday 30 December 2010 16:57:20 Avi Kivity wrote:
On 12/30/2010 10:35 AM, Sheng Yang wrote:
After CR0 is changed during VMExit, the result of kvm_read_cr3() may be
different. Commit d95bfcdd7cda4dfdac9588e684bc7c75794a075e KVM: Fetch
guest cr3 from hardware on demand caused 32bit
On Thursday 30 December 2010 16:52:58 Michael S. Tsirkin wrote:
On Thu, Dec 30, 2010 at 04:24:10PM +0800, Sheng Yang wrote:
On Thursday 30 December 2010 16:15:32 Michael S. Tsirkin wrote:
On Thu, Dec 30, 2010 at 03:55:10PM +0800, Sheng Yang wrote:
On Thursday 30 December 2010 15:47:48
On Thursday 30 December 2010 17:14:23 Avi Kivity wrote:
On 12/30/2010 11:05 AM, Sheng Yang wrote:
if (!(cr0 X86_CR0_PG)) {
/* From paging/starting to nonpaging */
vmcs_write32(CPU_BASED_VM_EXEC_CONTROL,
@@ -1937,11
paging to nonpaging, and nonpaging to paging switch.
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
arch/x86/kvm/vmx.c |6 +-
1 files changed, 1 insertions(+), 5 deletions(-)
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index f107315..bf89ec2 100644
--- a/arch/x86/kvm/vmx.c
On Thursday 30 December 2010 18:32:56 Michael S. Tsirkin wrote:
On Thu, Dec 30, 2010 at 11:30:12AM +0200, Avi Kivity wrote:
On 12/30/2010 09:47 AM, Michael S. Tsirkin wrote:
I am not really suggesting this. What I say is PBA is unimplemented
let us not commit to an interface yet.
What
On Wednesday 29 December 2010 16:31:35 Michael S. Tsirkin wrote:
On Wed, Dec 29, 2010 at 03:18:13PM +0800, Sheng Yang wrote:
On Tuesday 28 December 2010 20:26:13 Avi Kivity wrote:
On 12/22/2010 10:44 AM, Sheng Yang wrote:
Then we can support mask bit operation of assigned devices now
On Wednesday 29 December 2010 17:28:24 Michael S. Tsirkin wrote:
On Wed, Dec 29, 2010 at 04:55:19PM +0800, Sheng Yang wrote:
On Wednesday 29 December 2010 16:31:35 Michael S. Tsirkin wrote:
On Wed, Dec 29, 2010 at 03:18:13PM +0800, Sheng Yang wrote:
On Tuesday 28 December 2010 20:26:13
On Thursday 30 December 2010 15:47:48 Michael S. Tsirkin wrote:
On Thu, Dec 30, 2010 at 03:32:42PM +0800, Sheng Yang wrote:
On Wednesday 29 December 2010 17:28:24 Michael S. Tsirkin wrote:
On Wed, Dec 29, 2010 at 04:55:19PM +0800, Sheng Yang wrote:
On Wednesday 29 December 2010 16:31:35
On Tuesday 28 December 2010 20:26:13 Avi Kivity wrote:
On 12/22/2010 10:44 AM, Sheng Yang wrote:
Then we can support mask bit operation of assigned devices now.
@@ -3817,14 +3819,16 @@ static int
emulator_write_emulated_onepage(unsigned long addr,
mmio:
trace_kvm_mmio
On Wednesday 22 December 2010 16:44:53 Sheng Yang wrote:
This patchset didn't include two PCI related patches which would be checked
in through PCI subsystem.
Would add the API document soon.
Avi?
BTW, there is one compiling issue for the second patch, due to last minute
clean
up
Then we can support mask bit operation of assigned devices now.
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
arch/x86/kvm/Makefile|2 +-
arch/x86/kvm/x86.c |8 +-
include/linux/kvm.h | 22
include/linux/kvm_host.h | 25 +
virt/kvm/assigned-dev.c | 30
This patchset didn't include two PCI related patches which would be checked
in through PCI subsystem.
Would add the API document soon.
Change from v5:
Complete rewrote according to Avi's comments.
Sheng Yang (2):
KVM: Move struct kvm_io_device to kvm_host.h
KVM: Emulate MSI-X table and PBA
Then it can be used by other struct in kvm_host.h
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
include/linux/kvm_host.h | 23 +++
virt/kvm/iodev.h | 25 +
2 files changed, 24 insertions(+), 24 deletions(-)
diff --git a/include/linux
BTW: the first patch can be applied alone.
Sheng Yang (4):
qemu-kvm: device assignment: Enabling MSI-X according to the entries'
mask bit
qemu-kvm: Ioctl for MSIX MMIO support
qemu-kvm: Header file update for MSI-X MMIO support
qemu-kvm: MSI-X MMIO support for assigned device
hw
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
kvm/include/linux/kvm.h | 22 ++
1 files changed, 22 insertions(+), 0 deletions(-)
diff --git a/kvm/include/linux/kvm.h b/kvm/include/linux/kvm.h
index e46729e..e11d2b2 100644
--- a/kvm/include/linux/kvm.h
+++ b/kvm
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
qemu-kvm.c | 14 ++
qemu-kvm.h |7 +++
2 files changed, 21 insertions(+), 0 deletions(-)
diff --git a/qemu-kvm.c b/qemu-kvm.c
index 471306b..956b62a 100644
--- a/qemu-kvm.c
+++ b/qemu-kvm.c
@@ -1050,6 +1050,20 @@ int
On Thursday 16 December 2010 16:21:52 Sheng Yang wrote:
The old MSI-X enabling method assume the entries are written before MSI-X
enabled, but some OS didn't obey this, e.g. FreeBSD. This patch would fix
this.
Also, according to the PCI spec, mask bit of MSI-X table should be set
after
The old MSI-X enabling method assume the entries are written before MSI-X
enabled, but some OS didn't obey this, e.g. FreeBSD. This patch would fix
this.
Also, according to the PCI spec, mask bit of MSI-X table should be set
after reset.
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
hw
CPUID's OSXSAVE is a mirror of CR4.OSXSAVE bit. We need to update the CPUID
after migration.
Cc: sta...@kernel.org
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
arch/x86/kvm/x86.c |2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm
Seems we missed it.
Signed-off-by: Sheng Yang sh...@linux.intel.com
---
Do we need this, or slot_lock covered this?
virt/kvm/kvm_main.c | 24
1 files changed, 16 insertions(+), 8 deletions(-)
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index c4ee364
On Monday 06 December 2010 20:58:10 Avi Kivity wrote:
On 12/06/2010 10:44 AM, Sheng Yang wrote:
Seems we missed it.
Signed-off-by: Sheng Yangsh...@linux.intel.com
---
Do we need this, or slot_lock covered this?
virt/kvm/kvm_main.c | 24
1 files
On Thu, Dec 2, 2010 at 5:49 PM, Michael S. Tsirkin m...@redhat.com wrote:
On Thu, Dec 02, 2010 at 09:13:28AM +0800, Yang, Sheng wrote:
On Wednesday 01 December 2010 22:03:58 Michael S. Tsirkin wrote:
On Wed, Dec 01, 2010 at 04:41:38PM +0800, lidong chen wrote:
I used sr-iov, give each vm 2
On Thu, Dec 2, 2010 at 10:26 PM, Michael S. Tsirkin m...@redhat.com wrote:
On Thu, Dec 02, 2010 at 03:56:52PM +0200, Avi Kivity wrote:
On 12/02/2010 03:47 PM, Michael S. Tsirkin wrote:
Which case? the readl() doesn't need access to the routing table,
just the entry.
One thing that
On Thu, Nov 18, 2010 at 5:41 PM, Michael S. Tsirkin m...@redhat.com wrote:
On Thu, Nov 18, 2010 at 11:30:47AM +0200, Avi Kivity wrote:
*entry may be stale after rcu_read_unlock(). Is this a problem?
I suppose not. All MSI-X MMIO accessing would be executed without delay, so
no re-
On Thu, Nov 18, 2010 at 5:28 PM, Avi Kivity a...@redhat.com wrote:
On 11/18/2010 03:58 AM, Sheng Yang wrote:
On Wednesday 17 November 2010 21:58:00 Avi Kivity wrote:
On 11/15/2010 11:15 AM, Sheng Yang wrote:
This patch enable per-vector mask for assigned devices using MSI-X
On Thu, Nov 18, 2010 at 8:33 PM, Michael S. Tsirkin m...@redhat.com wrote:
On Thu, Nov 18, 2010 at 07:59:10PM +0800, Sheng Yang wrote:
On Thu, Nov 18, 2010 at 5:41 PM, Michael S. Tsirkin m...@redhat.com wrote:
On Thu, Nov 18, 2010 at 11:30:47AM +0200, Avi Kivity wrote:
*entry may
On Wednesday 17 November 2010 21:58:00 Avi Kivity wrote:
On 11/15/2010 11:15 AM, Sheng Yang wrote:
This patch enable per-vector mask for assigned devices using MSI-X.
This patch provided two new APIs: one is for guest to specific device's
MSI-X table address in MMIO, the other
On Wednesday 17 November 2010 22:01:41 Avi Kivity wrote:
On 11/15/2010 11:15 AM, Sheng Yang wrote:
We need to query the entry later.
+int kvm_get_irq_routing_entry(struct kvm *kvm, int gsi,
+ struct kvm_kernel_irq_routing_entry *entry)
+{
+ int count = 0;
+ struct
On Thursday 18 November 2010 14:21:40 Michael S. Tsirkin wrote:
On Thu, Nov 18, 2010 at 09:58:55AM +0800, Sheng Yang wrote:
+static int msix_mmio_write(struct kvm_io_device *this, gpa_t addr,
int len, + const void *val)
+{
+ struct
On Wednesday 17 November 2010 03:45:22 Marcelo Tosatti wrote:
On Mon, Nov 15, 2010 at 05:15:32PM +0800, Sheng Yang wrote:
This patch enable per-vector mask for assigned devices using MSI-X.
This patch provided two new APIs: one is for guest to specific device's
MSI-X table address
On Friday 12 November 2010 01:29:29 Jesse Barnes wrote:
On Thu, 11 Nov 2010 15:46:55 +0800
Sheng Yang sh...@linux.intel.com wrote:
Then we can use it instead of magic number 1.
Reviewed-by: Hidetoshi Seto seto.hideto...@jp.fujitsu.com
Cc: Matthew Wilcox wi...@linux.intel.com
Cc
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