On (Tue) 05 Apr 2011 [12:17:30], Avi Kivity wrote:
Guest kernel bug: CDROM change event missed, so the the revalidate
call isn't made, which causes stale data (like disc size) to be used
on newer media.
qemu bug: We don't handle the GET_EVENT_STATUS_NOTIFICATION command
from guests (which
On (Mon) 04 Apr 2011 [16:09:05], Stefan Hajnoczi wrote:
On Mon, Apr 4, 2011 at 2:49 PM, Avi Kivity a...@redhat.com wrote:
On 04/04/2011 04:38 PM, Anthony Liguori wrote:
On 04/04/2011 08:22 AM, Avi Kivity wrote:
On 04/03/2011 02:57 PM, Stefan Hajnoczi wrote:
In order for media change
On 04/05/2011 09:41 AM, Amit Shah wrote:
See http://www.spinics.net/lists/linux-scsi/msg51504.html
I see this is quite fresh. What are the plans here?
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On (Tue) 05 Apr 2011 [10:48:16], Avi Kivity wrote:
On 04/05/2011 09:41 AM, Amit Shah wrote:
See http://www.spinics.net/lists/linux-scsi/msg51504.html
I see this is quite fresh. What are the plans here?
We're still discussing where the fix should be, but it certainly is a
kernel bug and
On Tue, Apr 5, 2011 at 7:41 AM, Amit Shah amit.s...@redhat.com wrote:
On (Mon) 04 Apr 2011 [16:09:05], Stefan Hajnoczi wrote:
On Mon, Apr 4, 2011 at 2:49 PM, Avi Kivity a...@redhat.com wrote:
On 04/04/2011 04:38 PM, Anthony Liguori wrote:
On 04/04/2011 08:22 AM, Avi Kivity wrote:
On
On (Tue) 05 Apr 2011 [09:40:05], Stefan Hajnoczi wrote:
See http://www.spinics.net/lists/linux-scsi/msg51504.html
I don't think that patch updates the block inode size. We'd need to
call fs/block_dev.c:revalidate_disk() instead of directly calling
cdi-disk-fops-revalidate_disk(cdi-disk).
On 04/05/2011 11:09 AM, Amit Shah wrote:
On (Tue) 05 Apr 2011 [10:48:16], Avi Kivity wrote:
On 04/05/2011 09:41 AM, Amit Shah wrote:
See http://www.spinics.net/lists/linux-scsi/msg51504.html
I see this is quite fresh. What are the plans here?
We're still discussing where the fix should
On (Tue) 05 Apr 2011 [12:00:38], Avi Kivity wrote:
On 04/05/2011 11:09 AM, Amit Shah wrote:
On (Tue) 05 Apr 2011 [10:48:16], Avi Kivity wrote:
On 04/05/2011 09:41 AM, Amit Shah wrote:
See http://www.spinics.net/lists/linux-scsi/msg51504.html
I see this is quite fresh. What are the
On 04/05/2011 12:12 PM, Amit Shah wrote:
On (Tue) 05 Apr 2011 [12:00:38], Avi Kivity wrote:
On 04/05/2011 11:09 AM, Amit Shah wrote:
On (Tue) 05 Apr 2011 [10:48:16], Avi Kivity wrote:
On 04/05/2011 09:41 AM, Amit Shah wrote:
See http://www.spinics.net/lists/linux-scsi/msg51504.html
On Mon, Apr 4, 2011 at 6:54 PM, David Ahern dsah...@gmail.com wrote:
On 04/04/11 07:38, Anthony Liguori wrote:
On 04/04/2011 08:22 AM, Avi Kivity wrote:
On 04/03/2011 02:57 PM, Stefan Hajnoczi wrote:
In order for media change to work with Linux host CD-ROM it is
necessary to reopen the file
On 04/04/11 23:33, Stefan Hajnoczi wrote:
On Mon, Apr 4, 2011 at 6:54 PM, David Ahern dsah...@gmail.com wrote:
On 04/04/11 07:38, Anthony Liguori wrote:
On 04/04/2011 08:22 AM, Avi Kivity wrote:
On 04/03/2011 02:57 PM, Stefan Hajnoczi wrote:
In order for media change to work with Linux host
On Tue, Apr 5, 2011 at 6:42 AM, David Ahern dsah...@gmail.com wrote:
On 04/04/11 23:33, Stefan Hajnoczi wrote:
On Mon, Apr 4, 2011 at 6:54 PM, David Ahern dsah...@gmail.com wrote:
On 04/04/11 07:38, Anthony Liguori wrote:
On 04/04/2011 08:22 AM, Avi Kivity wrote:
On 04/03/2011 02:57 PM,
On Sun, Apr 03, 2011 at 07:06:17PM +0100, Stefan Hajnoczi wrote:
On Sun, Apr 3, 2011 at 2:12 PM, Blue Swirl blauwir...@gmail.com wrote:
On Sun, Apr 3, 2011 at 2:57 PM, Stefan Hajnoczi stefa...@gmail.com wrote:
On Tue, Mar 29, 2011 at 8:04 PM, Stefan Hajnoczi
stefa...@linux.vnet.ibm.com
On Mon, Apr 4, 2011 at 11:47 AM, Daniel P. Berrange berra...@redhat.com wrote:
On Sun, Apr 03, 2011 at 07:06:17PM +0100, Stefan Hajnoczi wrote:
On Sun, Apr 3, 2011 at 2:12 PM, Blue Swirl blauwir...@gmail.com wrote:
On Sun, Apr 3, 2011 at 2:57 PM, Stefan Hajnoczi stefa...@gmail.com wrote:
On
On 04/04/2011 05:47 AM, Daniel P. Berrange wrote:
I'm hoping libvirt's behavior can be made to just work rather than
adding new features to QEMU. But perhaps passing file descriptors is
useful for more than just reopening host devices. This would
basically be a privilege separation model where
On Mon, Apr 04, 2011 at 08:02:26AM -0500, Anthony Liguori wrote:
On 04/04/2011 05:47 AM, Daniel P. Berrange wrote:
I'm hoping libvirt's behavior can be made to just work rather than
adding new features to QEMU. But perhaps passing file descriptors is
useful for more than just reopening host
On 04/03/2011 02:57 PM, Stefan Hajnoczi wrote:
In order for media change to work with Linux host CD-ROM it is
necessary to reopen the file (otherwise the inode size will not
refresh, this is an issue with existing kernels).
Maybe we should fix the bug in Linux (and backport as necessary)?
I
On 04/04/2011 08:22 AM, Avi Kivity wrote:
On 04/03/2011 02:57 PM, Stefan Hajnoczi wrote:
In order for media change to work with Linux host CD-ROM it is
necessary to reopen the file (otherwise the inode size will not
refresh, this is an issue with existing kernels).
Maybe we should fix the
On 04/04/2011 04:38 PM, Anthony Liguori wrote:
On 04/04/2011 08:22 AM, Avi Kivity wrote:
On 04/03/2011 02:57 PM, Stefan Hajnoczi wrote:
In order for media change to work with Linux host CD-ROM it is
necessary to reopen the file (otherwise the inode size will not
refresh, this is an issue with
On 04/04/2011 08:16 AM, Daniel P. Berrange wrote:
That doesn't really have any impact. If a desktop user is logged
in, udev may change the ownership to match that user, but if they
aren't, then udev may reset it to root:disk. Either way, QEMU
may loose permissions to the disk.
Then if you
On Mon, Apr 04, 2011 at 09:19:36AM -0500, Anthony Liguori wrote:
On 04/04/2011 08:16 AM, Daniel P. Berrange wrote:
That doesn't really have any impact. If a desktop user is logged
in, udev may change the ownership to match that user, but if they
aren't, then udev may reset it to root:disk.
On 04/04/2011 09:26 AM, Daniel P. Berrange wrote:
On Mon, Apr 04, 2011 at 09:19:36AM -0500, Anthony Liguori wrote:
On 04/04/2011 08:16 AM, Daniel P. Berrange wrote:
That doesn't really have any impact. If a desktop user is logged
in, udev may change the ownership to match that user, but if
On Mon, Apr 4, 2011 at 2:49 PM, Avi Kivity a...@redhat.com wrote:
On 04/04/2011 04:38 PM, Anthony Liguori wrote:
On 04/04/2011 08:22 AM, Avi Kivity wrote:
On 04/03/2011 02:57 PM, Stefan Hajnoczi wrote:
In order for media change to work with Linux host CD-ROM it is
necessary to reopen the
On 04/04/2011 06:09 PM, Stefan Hajnoczi wrote:
On Mon, Apr 4, 2011 at 2:49 PM, Avi Kivitya...@redhat.com wrote:
On 04/04/2011 04:38 PM, Anthony Liguori wrote:
On 04/04/2011 08:22 AM, Avi Kivity wrote:
On 04/03/2011 02:57 PM, Stefan Hajnoczi wrote:
In order for media change to work
On Mon, Apr 4, 2011 at 5:43 PM, Anthony Liguori anth...@codemonkey.ws wrote:
On 04/04/2011 09:26 AM, Daniel P. Berrange wrote:
On Mon, Apr 04, 2011 at 09:19:36AM -0500, Anthony Liguori wrote:
On 04/04/2011 08:16 AM, Daniel P. Berrange wrote:
That doesn't really have any impact. If a desktop
On 04/04/11 07:38, Anthony Liguori wrote:
On 04/04/2011 08:22 AM, Avi Kivity wrote:
On 04/03/2011 02:57 PM, Stefan Hajnoczi wrote:
In order for media change to work with Linux host CD-ROM it is
necessary to reopen the file (otherwise the inode size will not
refresh, this is an issue with
On Tue, Mar 29, 2011 at 8:04 PM, Stefan Hajnoczi
stefa...@linux.vnet.ibm.com wrote:
Piggy-back on the guest CD-ROM polling to poll on the host. Open and
close the host CD-ROM file descriptor to ensure we read the new size and
not a stale size.
Two things are going on here:
1. If
On Sun, Apr 3, 2011 at 2:57 PM, Stefan Hajnoczi stefa...@gmail.com wrote:
On Tue, Mar 29, 2011 at 8:04 PM, Stefan Hajnoczi
stefa...@linux.vnet.ibm.com wrote:
Piggy-back on the guest CD-ROM polling to poll on the host. Open and
close the host CD-ROM file descriptor to ensure we read the new
On Sun, Apr 3, 2011 at 2:12 PM, Blue Swirl blauwir...@gmail.com wrote:
On Sun, Apr 3, 2011 at 2:57 PM, Stefan Hajnoczi stefa...@gmail.com wrote:
On Tue, Mar 29, 2011 at 8:04 PM, Stefan Hajnoczi
stefa...@linux.vnet.ibm.com wrote:
Piggy-back on the guest CD-ROM polling to poll on the host. Open
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