On 07/17/2012 07:11 PM, Stefan Hajnoczi wrote:
On Tue, Jul 17, 2012 at 10:21 AM, Asias He as...@redhat.com wrote:
On 07/17/2012 04:52 PM, Paolo Bonzini wrote:
Il 17/07/2012 10:29, Asias He ha scritto:
So, vhost-blk at least saves ~6 syscalls for us in each request.
Are they really 6? If
On 07/17/2012 09:02 PM, Paolo Bonzini wrote:
Il 17/07/2012 14:48, Michael S. Tsirkin ha scritto:
On Tue, Jul 17, 2012 at 01:03:39PM +0100, Stefan Hajnoczi wrote:
On Tue, Jul 17, 2012 at 12:54 PM, Michael S. Tsirkin m...@redhat.com wrote:
Knowing the answer to that is important before anyone
On 07/17/2012 12:21 PM, Asias He wrote:
On 07/17/2012 04:52 PM, Paolo Bonzini wrote:
Il 17/07/2012 10:29, Asias He ha scritto:
So, vhost-blk at least saves ~6 syscalls for us in each request.
Are they really 6? If I/O is coalesced by a factor of 3, for example
(i.e. each exit processes 3
On Tue, Jul 17, 2012 at 4:09 PM, Michael S. Tsirkin m...@redhat.com wrote:
On Fri, Jul 13, 2012 at 04:55:06PM +0800, Asias He wrote:
Hi folks,
[I am resending to fix the broken thread in the previous one.]
This patchset adds vhost-blk support. vhost-blk is a in kernel virito-blk
device
On Wed, Jul 18, 2012 at 12:59:28AM +, Nicholas A. Bellinger wrote:
From: Nicholas Bellinger n...@linux-iscsi.org
Hi folks,
The following is the RFC-v3 series of tcm_vhost target fabric driver code
currently in-flight for-3.6 mainline code.
With the merge window opening soon, the
On 07/17/2012 04:50 PM, Nicholas A. Bellinger wrote:
On Tue, 2012-07-17 at 13:55 -0500, Anthony Liguori wrote:
On 07/17/2012 10:05 AM, Michael S. Tsirkin wrote:
On Wed, Jul 11, 2012 at 09:15:00PM +, Nicholas A. Bellinger wrote:
SNIP
It still seems not 100% clear whether this driver
Il 18/07/2012 15:42, Anthony Liguori ha scritto:
If you add support for a new command, you need to provide userspace a
way to disable this command. If you change what gets reported for VPD,
you need to provide userspace a way to make VPD look like what it did in
a previous version.
The QEMU
On 07/18/2012 10:31 PM, Jeff Moyer wrote:
Asias He as...@redhat.com writes:
On 07/18/2012 03:10 AM, Jeff Moyer wrote:
Asias He as...@redhat.com writes:
vhost-blk is a in kernel virito-blk device accelerator.
This patch is based on Liu Yuan's implementation with various
improvements and bug
On Wed, Jul 18, 2012 at 08:42:21AM -0500, Anthony Liguori wrote:
On 07/17/2012 04:50 PM, Nicholas A. Bellinger wrote:
On Tue, 2012-07-17 at 13:55 -0500, Anthony Liguori wrote:
On 07/17/2012 10:05 AM, Michael S. Tsirkin wrote:
On Wed, Jul 11, 2012 at 09:15:00PM +, Nicholas A. Bellinger
On Wed, Jul 18, 2012 at 08:42:21AM -0500, Anthony Liguori wrote:
If you add support for a new command, you need to provide userspace
a way to disable this command. If you change what gets reported for
VPD, you need to provide userspace a way to make VPD look like what
it did in a previous
On Wed, Jul 18, 2012 at 11:53:38AM -0400, Christoph Hellwig wrote:
On Wed, Jul 18, 2012 at 08:42:21AM -0500, Anthony Liguori wrote:
If you add support for a new command, you need to provide userspace
a way to disable this command. If you change what gets reported for
VPD, you need to
On Wed, Jul 18, 2012 at 12:59:28AM +, Nicholas A. Bellinger wrote:
From: Nicholas Bellinger n...@linux-iscsi.org
Hi folks,
The following is the RFC-v3 series of tcm_vhost target fabric driver code
currently in-flight for-3.6 mainline code.
So I sent some comments. I think it's in an
On 07/18/2012 10:53 AM, Christoph Hellwig wrote:
On Wed, Jul 18, 2012 at 08:42:21AM -0500, Anthony Liguori wrote:
If you add support for a new command, you need to provide userspace
a way to disable this command. If you change what gets reported for
VPD, you need to provide userspace a way to
Asias He as...@redhat.com writes:
vhost-blk is a in kernel virito-blk device accelerator.
This patch is based on Liu Yuan's implementation with various
improvements and bug fixes. Notably, this patch makes guest notify and
host completion processing in parallel which gives about 60%
Hi Rafael,
On Tue, Jul 17, 2012 at 01:50:41PM -0300, Rafael Aquini wrote:
This patch introduces the helper functions as well as the necessary changes
to teach compaction and migration bits how to cope with pages which are
part of a guest memory balloon, in order to make them movable by memory
Asias He as...@redhat.com writes:
On 07/18/2012 03:10 AM, Jeff Moyer wrote:
Asias He as...@redhat.com writes:
vhost-blk is a in kernel virito-blk device accelerator.
This patch is based on Liu Yuan's implementation with various
improvements and bug fixes. Notably, this patch makes guest
On Jul 18, 2012, at 9:00 AM, Michael S. Tsirkin wrote:
On Wed, Jul 18, 2012 at 11:53:38AM -0400, Christoph Hellwig wrote:
On Wed, Jul 18, 2012 at 08:42:21AM -0500, Anthony Liguori wrote:
If you add support for a new command, you need to provide userspace
a way to disable this command. If
On Wed, Jul 18, 2012 at 04:42:33PM +, Rustad, Mark D wrote:
On Jul 18, 2012, at 9:00 AM, Michael S. Tsirkin wrote:
On Wed, Jul 18, 2012 at 11:53:38AM -0400, Christoph Hellwig wrote:
On Wed, Jul 18, 2012 at 08:42:21AM -0500, Anthony Liguori wrote:
If you add support for a new
On 07/18/2012 11:47 AM, James Bottomley wrote:
On Wed, 2012-07-18 at 11:00 -0500, Anthony Liguori wrote:
Of course: Think about the consequences: you want to upgrade one array
on your SAN. You definitely don't want to shut down your entire data
centre to achieve it. In place upgrades on
On Jul 18, 2012, at 10:17 AM, Michael S. Tsirkin wrote:
snip
You do have to pay very close attention to some things however. Don't change
the device identity in any way - even version information, otherwise a
Windows initiator will blue-screen. I made that mistake myself, so I
remember it
On Wed, 2012-07-18 at 16:05 +0300, Michael S. Tsirkin wrote:
On Wed, Jul 18, 2012 at 12:59:31AM +, Nicholas A. Bellinger wrote:
From: Nicholas Bellinger n...@risingtidesystems.com
This patch adds the initial vhost_scsi_ioctl() callers for
VHOST_SCSI_SET_ENDPOINT
and
On Wed, 2012-07-18 at 19:09 +0300, Michael S. Tsirkin wrote:
On Wed, Jul 18, 2012 at 12:59:32AM +, Nicholas A. Bellinger wrote:
SNIP
Changelog v2 - v3:
Unlock on error in tcm_vhost_drop_nexus() (DanC)
Fix strlen() doesn't count the terminator (DanC)
Call kfree() on an
On Wed, Jul 18, 2012 at 02:17:05PM -0700, Nicholas A. Bellinger wrote:
On Wed, 2012-07-18 at 16:05 +0300, Michael S. Tsirkin wrote:
On Wed, Jul 18, 2012 at 12:59:31AM +, Nicholas A. Bellinger wrote:
From: Nicholas Bellinger n...@risingtidesystems.com
This patch adds the initial
On Wed, 2012-07-18 at 08:42 -0500, Anthony Liguori wrote:
On 07/17/2012 04:50 PM, Nicholas A. Bellinger wrote:
On Tue, 2012-07-17 at 13:55 -0500, Anthony Liguori wrote:
On 07/17/2012 10:05 AM, Michael S. Tsirkin wrote:
On Wed, Jul 11, 2012 at 09:15:00PM +, Nicholas A. Bellinger wrote:
On Tue, 17 Jul 2012 13:50:41 -0300
Rafael Aquini aqu...@redhat.com wrote:
This patch introduces the helper functions as well as the necessary changes
to teach compaction and migration bits how to cope with pages which are
part of a guest memory balloon, in order to make them movable by memory
On Tue, 17 Jul 2012 13:50:42 -0300
Rafael Aquini aqu...@redhat.com wrote:
Besides making balloon pages movable at allocation time and introducing
the necessary primitives to perform balloon page migration/compaction,
this patch also introduces the following locking scheme to provide the
Howdy Andrew,
Thanks for taking the time to go through this work and provide me with such good
feedback.
On Wed, Jul 18, 2012 at 03:46:05PM -0700, Andrew Morton wrote:
On Tue, 17 Jul 2012 13:50:41 -0300
Rafael Aquini aqu...@redhat.com wrote:
This patch introduces the helper functions as
On Wed, 18 Jul 2012 20:07:07 -0300
Rafael Aquini aqu...@redhat.com wrote:
+}
+#else
+static inline bool is_balloon_page(struct page *page) { return
false; }
+static inline bool isolate_balloon_page(struct page *page) { return
false; }
+static inline bool
Howdy Andrew,
Thanks for taking the time to go through this work and provide me with such good
feedback.
On Wed, Jul 18, 2012 at 03:49:08PM -0700, Andrew Morton wrote:
On Tue, 17 Jul 2012 13:50:42 -0300
Rafael Aquini aqu...@redhat.com wrote:
Besides making balloon pages movable at
On Wed, Jul 18, 2012 at 04:12:39PM -0700, Andrew Morton wrote:
On Wed, 18 Jul 2012 20:07:07 -0300
Rafael Aquini aqu...@redhat.com wrote:
+}
+#else
+static inline bool is_balloon_page(struct page *page) { return
false; }
+static inline bool
On Wed, 18 Jul 2012 22:00:48 -0300 Rafael Aquini aqu...@redhat.com wrote:
So the function needs a better name - one which communicates that it is
a balloon page *for the purposes of processing by the compaction code*.
Making the function private to compaction.c would help with that, if
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