On 05/12/2010 09:11 PM, Stefano Stabellini wrote:
On Wed, 12 May 2010, Jamie Lokier wrote:
Stefano Stabellini wrote:
On Wed, 12 May 2010, Avi Kivity wrote:
It's useful if you have a one-line horizontal pattern you want to
propagate all over.
It might be useful
On 05/29/2010 08:11 PM, Narendra Prasad Madanapalli wrote:
Hi,
There is a small scale TODO task in kvm, 'Add a Unix domain socket
device. With this, the guest can talk to a pci device which is
connected to a Unix domain socket on the host.'. I would like to park
on this and contribute a patch.
On 05/27/2010 07:02 PM, Glauber Costa wrote:
+
+Custom MSR list
+
+
+The current supported Custom MSR list is:
+
+MSR_KVM_WALL_CLOCK: 0x11
+
+ data: physical address of a memory area.
Which must be in guest RAM (i.e., don't point it somewhere random
and expect the
On 05/28/2010 03:44 PM, Marcelo Tosatti wrote:
Always invalidate spte and flush TLBs when changing page size, to make
sure different sized translations for the same address are never cached
in a CPU's TLB.
The first case where this occurs is when a non-leaf spte pointer is
overwritten by a
On Fri, May 28, 2010 at 11:56:54AM +0200, Jes Sorensen wrote:
On 05/26/10 21:50, Michael S. Tsirkin wrote:
Here's a rewrite of the original patch with a new layout.
I haven't tested it yet so no idea how this performs, but
I think this addresses the cache bounce issue raised by Avi.
On Fri, May 28, 2010 at 05:54:42PM +0200, Tejun Heo wrote:
Hello,
On 05/28/2010 05:08 PM, Michael S. Tsirkin wrote:
Well, we have create_singlethread_workqueue, right?
This is not very different ... is it?
Just copying structures and code from workqueue.c,
adding vhost_ in front of
On 05/30/2010 03:19 PM, Michael S. Tsirkin wrote:
On Fri, May 28, 2010 at 04:07:38PM -0700, Tom Lyon wrote:
The VFIO driver is used to allow privileged AND non-privileged processes to
implement user-level device drivers for any well-behaved PCI, PCI-X, and PCIe
devices.
Introduce for_each_gfn_sp(), for_each_gfn_indirect_sp() and
for_each_gfn_indirect_valid_sp() to cleanup hlist traverseing
Signed-off-by: Xiao Guangrong xiaoguangr...@cn.fujitsu.com
---
arch/x86/kvm/mmu.c | 129 ++--
1 files changed, 54
Using kvm_mmu_prepare_zap_page() and kvm_mmu_commit_zap_page() to
split kvm_mmu_zap_page() function, then we can:
- traverse hlist safely
- easily to gather remote tlb flush which occurs during page zapped
Signed-off-by: Xiao Guangrong xiaoguangr...@cn.fujitsu.com
---
Using kvm_mmu_prepare_zap_page() and kvm_mmu_zap_page() instead of
kvm_mmu_zap_page() that can reduce remote tlb flush IPI
Have tested with xp/vista64, fedora12 32/64 guests, and it not broken
Signed-off-by: Xiao Guangrong xiaoguangr...@cn.fujitsu.com
---
arch/x86/kvm/mmu.c | 75
Now, we can safely to traverse sp hlish
Signed-off-by: Xiao Guangrong xiaoguangr...@cn.fujitsu.com
---
arch/x86/kvm/mmu.c | 53 +++
1 files changed, 24 insertions(+), 29 deletions(-)
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index
collect remote tlb flush in kvm_mmu_pte_write() path
Have tested with xp/vista64, fedora12 32/64 guests, and it not broken
Signed-off-by: Xiao Guangrong xiaoguangr...@cn.fujitsu.com
---
arch/x86/kvm/mmu.c | 20
1 files changed, 16 insertions(+), 4 deletions(-)
diff --git
On Sun, May 30, 2010 at 03:27:05PM +0300, Avi Kivity wrote:
On 05/30/2010 03:19 PM, Michael S. Tsirkin wrote:
On Fri, May 28, 2010 at 04:07:38PM -0700, Tom Lyon wrote:
The VFIO driver is used to allow privileged AND non-privileged processes
to
implement user-level device drivers for any
On 05/29/2010 02:07 AM, Tom Lyon wrote:
The VFIO driver is used to allow privileged AND non-privileged processes to
implement user-level device drivers for any well-behaved PCI, PCI-X, and PCIe
devices.
+
+Why is this interesting? Some applications, especially in the high performance
On Sun, May 30, 2010 at 04:01:53PM +0300, Avi Kivity wrote:
On 05/30/2010 03:49 PM, Michael S. Tsirkin wrote:
On Sun, May 30, 2010 at 03:27:05PM +0300, Avi Kivity wrote:
On 05/30/2010 03:19 PM, Michael S. Tsirkin wrote:
On Fri, May 28, 2010 at 04:07:38PM -0700, Tom Lyon wrote:
On 05/30/2010 03:36 PM, Xiao Guangrong wrote:
Introduce for_each_gfn_sp(), for_each_gfn_indirect_sp() and
for_each_gfn_indirect_valid_sp() to cleanup hlist traverseing
Signed-off-by: Xiao Guangrongxiaoguangr...@cn.fujitsu.com
---
arch/x86/kvm/mmu.c | 129
On Sun, 2010-05-30 at 11:10 +0300, Avi Kivity wrote:
On 05/29/2010 04:19 PM, Steven Rostedt wrote:
The pretty printing from the kernel handles this fine. But there's
pressure to pass the format to userspace in binary and have the tool
parse it. Currently it uses the print fmt to
On 05/30/2010 05:03 PM, Steven Rostedt wrote:
Right. The tools can fall back to %x/%s based on the structure
descriptor if they can't parse the format string.
trace-cmd has plugin support to override how to read the format and
print it out. It now has the ability to write those
On Sun, May 30, 2010 at 01:28:19PM +0300, Avi Kivity wrote:
On 05/28/2010 03:44 PM, Marcelo Tosatti wrote:
Always invalidate spte and flush TLBs when changing page size, to make
sure different sized translations for the same address are never cached
in a CPU's TLB.
The first case where this
On Sun, 2010-05-30 at 17:07 +0300, Avi Kivity wrote:
On 05/30/2010 05:03 PM, Steven Rostedt wrote:
Right. The tools can fall back to %x/%s based on the structure
descriptor if they can't parse the format string.
trace-cmd has plugin support to override how to read the format
From: Sridhar Samudrala samudrala.srid...@gmail.com
Add a new kernel API to attach a task to current task's cgroup
in all the active hierarchies.
Signed-off-by: Sridhar Samudrala s...@us.ibm.com
---
include/linux/cgroup.h |1 +
kernel/cgroup.c| 23 +++
2 files
Apply the cpumask and cgroup of the initializing task to the created
vhost poller.
Based on Sridhar Samudrala's patch.
Cc: Michael S. Tsirkin m...@redhat.com
Cc: Sridhar Samudrala samudrala.srid...@gmail.com
---
drivers/vhost/vhost.c | 36 +++-
1 file changed,
From: Julia Lawall ju...@diku.dk
The containing function is called from several places. At one of them, in
the function __sigp_stop, the spin lock fi-lock is held.
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)
// smpl
@gfp exists@
identifier fn;
position
Hello all,
Can I ask some question of the offloading function with Virtio-NIC?
I'm interested in KVM virtualization. The virtual NIC is different
from real hardward. And there is also a big distance between
Virtio-NIC and E1000-NIC.
The offloading function of Virtio-NIC close related with the
On Mon, May 31, 2010 at 7:44 AM, Amos Kong kongjian...@gmail.com wrote:
Hello all,
Can I ask some question of the offloading function with Virtio-NIC?
I'm interested in KVM virtualization. The virtual NIC is different
from real hardward. And there is also a big distance between
Virtio-NIC
04:24, Tejun Heo wrote:
From: Sridhar Samudrala samudrala.srid...@gmail.com
Add a new kernel API to attach a task to current task's cgroup
in all the active hierarchies.
Signed-off-by: Sridhar Samudrala s...@us.ibm.com
Acked-by: Li Zefan l...@cn.fujitsu.com
btw: you lost the reviewed-by
I have a PCI WLAN controller that I wish to pass-through to the
standard linux-img VM (downloaded from qemu website).
When I try qemu-kvm -pcidevice host=0c:00.0,name=abcd linux-0.2.img
The VM does boot up but does not see the device.
On the command prompt, I see the following message:
Failed to
From: Nicholas Bellinger n...@linux-iscsi.org
Greetings Gerd, Kevin and Co,
Attached are two patches to add the necesary CDB parsing to determine
SCSIRequest-cmd.xfer
(length) and SCSIRequest-cmd.mode (direction) for Persistent Reservation IN/OUT
CDBs and for Maintenance IN/OUT CDBs used for
From: Nicholas Bellinger n...@linux-iscsi.org
This patch updates hw/scsi-bus.c to add PERSISTENT_RESERVE_OUT and
PERSISTENT_RESERVE_IN
case in scsi_req_length() to extra the incoming buffer length into
SCSIRequest-cmd.xfer,
and adds a second PERSISTENT_RESERVE_OUT case in scsi_req_xfer_mode()
From: Nicholas Bellinger n...@linux-iscsi.org
This patch updates hw/scsi-bus.c to add MAINTENANCE_IN and MAINTENANCE_OUT case
in
scsi_req_length() to extra the incoming buffer length into
SCSIRequest-cmd.xfer,
and adds a second MAINTENANCE_OUT case in scsi_req_xfer_mode() in order to
properly
Avi Kivity wrote:
On 05/30/2010 03:36 PM, Xiao Guangrong wrote:
Introduce for_each_gfn_sp(), for_each_gfn_indirect_sp() and
for_each_gfn_indirect_valid_sp() to cleanup hlist traverseing
Signed-off-by: Xiao Guangrongxiaoguangr...@cn.fujitsu.com
---
arch/x86/kvm/mmu.c | 129
Avi Kivity wrote:
On 05/30/2010 03:37 PM, Xiao Guangrong wrote:
Using kvm_mmu_prepare_zap_page() and kvm_mmu_commit_zap_page() to
split kvm_mmu_zap_page() function, then we can:
- traverse hlist safely
- easily to gather remote tlb flush which occurs during page zapped
+static int
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