Rusty Russell wrote:
> On Wed, 5 May 2010 05:47:05 am Jamie Lokier wrote:
> > Jens Axboe wrote:
> > > On Tue, May 04 2010, Rusty Russell wrote:
> > > > ISTR someone mentioning a desire for such an API years ago, so CC'ing
> > > > the
> > > > usual I/O suspects...
> > >
> > > It would be nice to h
Rusty Russell wrote:
> > Seems over-zealous.
> > If the recovery_header held a strong checksum of the recovery_data you would
> > not need the first fsync, and as long as you have two places to write
> > recovery
> > data, you don't need the 3rd and 4th syncs.
> > Just:
> >
> > write_internally
On Wed, 5 May 2010 03:33:43 pm Neil Brown wrote:
> On Wed, 5 May 2010 14:28:41 +0930
> Rusty Russell wrote:
>
> > On Wed, 5 May 2010 05:47:05 am Jamie Lokier wrote:
> > > Jens Axboe wrote:
> > > > On Tue, May 04 2010, Rusty Russell wrote:
> > > > > ISTR someone mentioning a desire for such an API
On Wed, 5 May 2010 14:28:41 +0930
Rusty Russell wrote:
> On Wed, 5 May 2010 05:47:05 am Jamie Lokier wrote:
> > Jens Axboe wrote:
> > > On Tue, May 04 2010, Rusty Russell wrote:
> > > > ISTR someone mentioning a desire for such an API years ago, so CC'ing
> > > > the
> > > > usual I/O suspects..
On Wed, 5 May 2010 04:24:59 am Christoph Hellwig wrote:
> On Fri, Feb 19, 2010 at 12:22:20AM +0200, Michael S. Tsirkin wrote:
> > I took a stub at documenting CMD and FLUSH request types in virtio
> > block. Christoph, could you look over this please?
> >
> > I note that the interface seems full
On Wed, 5 May 2010 05:47:05 am Jamie Lokier wrote:
> Jens Axboe wrote:
> > On Tue, May 04 2010, Rusty Russell wrote:
> > > ISTR someone mentioning a desire for such an API years ago, so CC'ing the
> > > usual I/O suspects...
> >
> > It would be nice to have a more fuller API for this, but the real
Rusty Russell wrote:
> On Fri, 19 Feb 2010 08:52:20 am Michael S. Tsirkin wrote:
> > I took a stub at documenting CMD and FLUSH request types in virtio
> > block. Christoph, could you look over this please?
> >
> > I note that the interface seems full of warts to me,
> > this might be a first ste
Jens Axboe wrote:
> On Tue, May 04 2010, Rusty Russell wrote:
> > ISTR someone mentioning a desire for such an API years ago, so CC'ing the
> > usual I/O suspects...
>
> It would be nice to have a more fuller API for this, but the reality is
> that only the flush approach is really workable. Even
On Tue, May 04, 2010 at 09:56:18PM +0300, Michael S. Tsirkin wrote:
> On Tue, May 04, 2010 at 08:54:59PM +0200, Christoph Hellwig wrote:
> > On Fri, Feb 19, 2010 at 12:22:20AM +0200, Michael S. Tsirkin wrote:
> > > I took a stub at documenting CMD and FLUSH request types in virtio
> > > block. Chr
On Tue, May 04, 2010 at 08:54:59PM +0200, Christoph Hellwig wrote:
> On Fri, Feb 19, 2010 at 12:22:20AM +0200, Michael S. Tsirkin wrote:
> > I took a stub at documenting CMD and FLUSH request types in virtio
> > block. Christoph, could you look over this please?
> >
> > I note that the interface
On Fri, Feb 19, 2010 at 12:22:20AM +0200, Michael S. Tsirkin wrote:
> I took a stub at documenting CMD and FLUSH request types in virtio
> block. Christoph, could you look over this please?
>
> I note that the interface seems full of warts to me,
> this might be a first step to cleaning them.
Th
On Tue, May 04, 2010 at 02:08:24PM +0930, Rusty Russell wrote:
> On Fri, 19 Feb 2010 08:52:20 am Michael S. Tsirkin wrote:
> > I took a stub at documenting CMD and FLUSH request types in virtio
> > block. Christoph, could you look over this please?
> >
> > I note that the interface seems full of
On Tue, May 04 2010, Rusty Russell wrote:
> On Fri, 19 Feb 2010 08:52:20 am Michael S. Tsirkin wrote:
> > I took a stub at documenting CMD and FLUSH request types in virtio
> > block. Christoph, could you look over this please?
> >
> > I note that the interface seems full of warts to me,
> > this
On 05/04/2010 07:38 AM, Rusty Russell wrote:
On Fri, 19 Feb 2010 08:52:20 am Michael S. Tsirkin wrote:
I took a stub at documenting CMD and FLUSH request types in virtio
block. Christoph, could you look over this please?
I note that the interface seems full of warts to me,
this might be a
A userspace barrier API would be very useful instead of doing fsync when
only ordering is required. I'd like to follow that discussion too.
Stefan
On 4 May 2010 05:39, "Rusty Russell" wrote:
On Fri, 19 Feb 2010 08:52:20 am Michael S. Tsirkin wrote:
> I took a stub at documenting CMD and FLU...
On Fri, 19 Feb 2010 08:52:20 am Michael S. Tsirkin wrote:
> I took a stub at documenting CMD and FLUSH request types in virtio
> block. Christoph, could you look over this please?
>
> I note that the interface seems full of warts to me,
> this might be a first step to cleaning them.
ISTR Christo
On Tue, Apr 20, 2010 at 12:26:27AM +0300, Michael S. Tsirkin wrote:
> On Fri, Feb 19, 2010 at 12:22:20AM +0200, Michael S. Tsirkin wrote:
> > I took a stub at documenting CMD and FLUSH request types in virtio
> > block.
>
> Any comments?
Rusty?
On Fri, Feb 19, 2010 at 12:22:20AM +0200, Michael S. Tsirkin wrote:
> I took a stub at documenting CMD and FLUSH request types in virtio
> block.
Any comments?
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