From: Goldwyn Rodrigues
The IOMAP_DAX_COW is a iomap type which performs copy of
edges of data while performing a write if start/end are
not page aligned. The source address is expected in
iomap->inline_data.
dax_copy_edges() is a helper functions performs a copy from
one part of the device to a
From: Goldwyn Rodrigues
The IOMAP_DAX_COW is a iomap type which performs copy of
edges of data while performing a write if start/end are
not page aligned. The source address is expected in
iomap->inline_data.
dax_copy_edges() is a helper functions performs a copy from
one part of the device to a
On Mon, Apr 29, 2019 at 12:26:35PM -0500, Goldwyn Rodrigues wrote:
> From: Goldwyn Rodrigues
>
> The IOMAP_DAX_COW is a iomap type which performs copy of
> edges of data while performing a write if start/end are
> not page aligned. The source address is expected in
> iomap->inline_data.
>
> dax_
On 9:51 21/05, Darrick J. Wong wrote:
> On Mon, Apr 29, 2019 at 12:26:35PM -0500, Goldwyn Rodrigues wrote:
> > From: Goldwyn Rodrigues
> >
> > The IOMAP_DAX_COW is a iomap type which performs copy of
> > edges of data while performing a write if start/end are
> > not page aligned. The source add
On Wed, May 22, 2019 at 03:14:47PM -0500, Goldwyn Rodrigues wrote:
> On 9:51 21/05, Darrick J. Wong wrote:
> > On Mon, Apr 29, 2019 at 12:26:35PM -0500, Goldwyn Rodrigues wrote:
> > We cannot use @inline_data to convey the source address. @inline_data
> > (so far) is used to point to the in-memor
On 5/22/19 12:51 AM, Darrick J. Wong wrote:
On Mon, Apr 29, 2019 at 12:26:35PM -0500, Goldwyn Rodrigues wrote:
From: Goldwyn Rodrigues
The IOMAP_DAX_COW is a iomap type which performs copy of
edges of data while performing a write if start/end are
not page aligned. The source address is exp
On 17:05 23/05, Shiyang Ruan wrote:
>
>
> On 5/22/19 12:51 AM, Darrick J. Wong wrote:
> > On Mon, Apr 29, 2019 at 12:26:35PM -0500, Goldwyn Rodrigues wrote:
> > > From: Goldwyn Rodrigues
> > >
> > > The IOMAP_DAX_COW is a iomap type which performs copy of
> > > edges of data while performing a
On 5/23/19 7:51 PM, Goldwyn Rodrigues wrote:
Hi,
I'm working on reflink & dax in XFS, here are some thoughts on this:
As mentioned above: the second iomap's offset and length must match the
first. I thought so at the beginning, but later found that the only
difference between these two iom
On Mon 27-05-19 16:25:41, Shiyang Ruan wrote:
> On 5/23/19 7:51 PM, Goldwyn Rodrigues wrote:
> > >
> > > Hi,
> > >
> > > I'm working on reflink & dax in XFS, here are some thoughts on this:
> > >
> > > As mentioned above: the second iomap's offset and length must match the
> > > first. I though
On 5/28/19 5:17 PM, Jan Kara wrote:
On Mon 27-05-19 16:25:41, Shiyang Ruan wrote:
On 5/23/19 7:51 PM, Goldwyn Rodrigues wrote:
Hi,
I'm working on reflink & dax in XFS, here are some thoughts on this:
As mentioned above: the second iomap's offset and length must match the
first. I thought
On Wed, May 29, 2019 at 10:01:58AM +0800, Shiyang Ruan wrote:
>
> On 5/28/19 5:17 PM, Jan Kara wrote:
> > On Mon 27-05-19 16:25:41, Shiyang Ruan wrote:
> > > On 5/23/19 7:51 PM, Goldwyn Rodrigues wrote:
> > > > >
> > > > > Hi,
> > > > >
> > > > > I'm working on reflink & dax in XFS, here are som
On 5/29/19 10:47 AM, Dave Chinner wrote:
On Wed, May 29, 2019 at 10:01:58AM +0800, Shiyang Ruan wrote:
On 5/28/19 5:17 PM, Jan Kara wrote:
On Mon 27-05-19 16:25:41, Shiyang Ruan wrote:
On 5/23/19 7:51 PM, Goldwyn Rodrigues wrote:
Hi,
I'm working on reflink & dax in XFS, here are some th
On Wed, May 29, 2019 at 12:02:40PM +0800, Shiyang Ruan wrote:
>
>
> On 5/29/19 10:47 AM, Dave Chinner wrote:
> > On Wed, May 29, 2019 at 10:01:58AM +0800, Shiyang Ruan wrote:
> > >
> > > On 5/28/19 5:17 PM, Jan Kara wrote:
> > > > On Mon 27-05-19 16:25:41, Shiyang Ruan wrote:
> > > > > On 5/23/1
On Tue, May 28, 2019 at 09:07:19PM -0700, Darrick J. Wong wrote:
> On Wed, May 29, 2019 at 12:02:40PM +0800, Shiyang Ruan wrote:
> > On 5/29/19 10:47 AM, Dave Chinner wrote:
> > > On Wed, May 29, 2019 at 10:01:58AM +0800, Shiyang Ruan wrote:
> > > > On 5/28/19 5:17 PM, Jan Kara wrote:
> > > > > I'm
On Wed 29-05-19 14:46:58, Dave Chinner wrote:
> On Tue, May 28, 2019 at 09:07:19PM -0700, Darrick J. Wong wrote:
> > On Wed, May 29, 2019 at 12:02:40PM +0800, Shiyang Ruan wrote:
> > > On 5/29/19 10:47 AM, Dave Chinner wrote:
> > > > On Wed, May 29, 2019 at 10:01:58AM +0800, Shiyang Ruan wrote:
> >
On Wed, May 29, 2019 at 03:46:29PM +0200, Jan Kara wrote:
> On Wed 29-05-19 14:46:58, Dave Chinner wrote:
> > iomap_apply()
> >
> > ->iomap_begin()
> > map old data extent that we copy from
> >
> > allocate new data extent we copy to in data fork,
> > imme
On Thu 30-05-19 08:14:45, Dave Chinner wrote:
> On Wed, May 29, 2019 at 03:46:29PM +0200, Jan Kara wrote:
> > On Wed 29-05-19 14:46:58, Dave Chinner wrote:
> > > iomap_apply()
> > >
> > > ->iomap_begin()
> > > map old data extent that we copy from
> > >
> > > allocate new d
On Thu, May 30, 2019 at 01:16:05PM +0200, Jan Kara wrote:
> On Thu 30-05-19 08:14:45, Dave Chinner wrote:
> > On Wed, May 29, 2019 at 03:46:29PM +0200, Jan Kara wrote:
> > > On Wed 29-05-19 14:46:58, Dave Chinner wrote:
> > > > iomap_apply()
> > > >
> > > > ->iomap_begin()
> > > >
On Tue, Apr 16, 2019 at 11:41:40AM -0500, Goldwyn Rodrigues wrote:
> From: Goldwyn Rodrigues
>
> The IOMAP_DAX_COW is a iomap type which performs copy of
> edges of data while performing a write if start/end are
> not page aligned. The source address is expected in
> iomap->inline_data.
>
> dax_
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