On Thu, 2020-02-27 at 16:08 +1100, Andrew Donnellan wrote:
> On 21/2/20 2:27 pm, Alastair D'Silva wrote:
> > From: Alastair D'Silva
> >
> > These values have been taken from the device specifications.
> >
> > Signed-off-by: Alastair D'Silva
>
> I've compared these values against the internal v
On 21/2/20 2:27 pm, Alastair D'Silva wrote:
From: Alastair D'Silva
These values have been taken from the device specifications.
Signed-off-by: Alastair D'Silva
I've compared these values against the internal version of the device
specifications that I have access to, and they appear to mat
On Wed, Feb 26, 2020 at 7:03 PM Dave Chinner wrote:
>
> On Mon, Feb 24, 2020 at 10:38:44AM -0500, Vivek Goyal wrote:
> > On Mon, Feb 24, 2020 at 10:03:30AM +1100, Dave Chinner wrote:
> >
> > [..]
> > > > > > Hi Jeff,
> > > > > >
> > > > > > New dax zeroing interface (dax_zero_page_range()) can tec
On Thu, 2020-02-27 at 14:54 +1100, Andrew Donnellan wrote:
> On 21/2/20 2:27 pm, Alastair D'Silva wrote:
> > +/**
> > + * read_device_metadata() - Retrieve config information from the
> > AFU and save it for future use
> > + * @ocxlpmem: the device metadata
> > + * Return: 0 on success, negative on
On 21/2/20 2:27 pm, Alastair D'Silva wrote:
+/**
+ * read_device_metadata() - Retrieve config information from the AFU and save
it for future use
+ * @ocxlpmem: the device metadata
+ * Return: 0 on success, negative on failure
+ */
+static int read_device_metadata(struct ocxlpmem *ocxlpmem)
+{
+
On Wed, Feb 26, 2020 at 11:57:56AM -0500, Vivek Goyal wrote:
> On Tue, Feb 25, 2020 at 02:49:30PM -0800, Dan Williams wrote:
> [..]
> > > > I'm ok with replacing blkdev_issue_zeroout() with a dax operation
> > > > callback that deals with page aligned entries. That change at least
> > > > makes the
On Mon, Feb 24, 2020 at 10:38:44AM -0500, Vivek Goyal wrote:
> On Mon, Feb 24, 2020 at 10:03:30AM +1100, Dave Chinner wrote:
>
> [..]
> > > > > Hi Jeff,
> > > > >
> > > > > New dax zeroing interface (dax_zero_page_range()) can technically pass
> > > > > a range which is less than a sector. Or whic
Dan Williams writes:
> On Wed, Feb 26, 2020 at 1:52 PM Jeff Moyer wrote:
>>
>> Dan Williams writes:
>>
>> >> Missing doctext. Specifically, there should be a big, fat warning
>> >> against changing the region alignment.
>> >
>> > I don't mind adding one, but is this the right place to document
On Wed, Feb 26, 2020 at 1:52 PM Jeff Moyer wrote:
>
> Dan Williams writes:
>
> >> Missing doctext. Specifically, there should be a big, fat warning
> >> against changing the region alignment.
> >
> > I don't mind adding one, but is this the right place to document an
> > API warning? If the audi
Dan Williams writes:
>> Missing doctext. Specifically, there should be a big, fat warning
>> against changing the region alignment.
>
> I don't mind adding one, but is this the right place to document an
> API warning? If the audience is future ndctl developers that should be
> warned to keep th
On Tue, Feb 25, 2020 at 3:23 PM Dan Williams wrote:
>
> On Wed, Feb 19, 2020 at 10:04 AM Jeff Moyer wrote:
> >
> > Dan Williams writes:
> >
> > >
> > > +NDCTL_EXPORT unsigned long ndctl_region_get_align(struct ndctl_region
> > > *region)
> > > +{
> > > + return region->align;
> > > +}
> > >
On Tue, Feb 25, 2020 at 02:49:30PM -0800, Dan Williams wrote:
[..]
> > > I'm ok with replacing blkdev_issue_zeroout() with a dax operation
> > > callback that deals with page aligned entries. That change at least
> > > makes the error boundary symmetric across copy_from_iter() and the
> > > zeroing
On 02/26/20 at 03:20pm, Greg Kurz wrote:
> On Wed, 26 Feb 2020 22:15:23 +0800
> 'Baoquan He' wrote:
>
> > On 02/26/20 at 10:01am, Greg Kurz wrote:
> > > On Wed, 26 Feb 2020 19:26:34 +1100
> > > "Alastair D'Silva" wrote:
> > >
> > > > > -Original Message-
> > > > > From: Baoquan He
> >
On Wed, 26 Feb 2020 22:15:23 +0800
'Baoquan He' wrote:
> On 02/26/20 at 10:01am, Greg Kurz wrote:
> > On Wed, 26 Feb 2020 19:26:34 +1100
> > "Alastair D'Silva" wrote:
> >
> > > > -Original Message-
> > > > From: Baoquan He
> > > > Sent: Wednesday, 26 February 2020 7:15 PM
> > > > To: A
On 02/26/20 at 10:01am, Greg Kurz wrote:
> On Wed, 26 Feb 2020 19:26:34 +1100
> "Alastair D'Silva" wrote:
>
> > > -Original Message-
> > > From: Baoquan He
> > > Sent: Wednesday, 26 February 2020 7:15 PM
> > > To: Alastair D'Silva
> > > Cc: alast...@d-silva.org; Aneesh Kumar K . V
> > >
On Tue, Feb 25, 2020 at 02:49:30PM -0800, Dan Williams wrote:
[..]
> > > > Hi Dan,
> > > >
> > > > IIUC, block aligned hole punch don't go through __dax_zero_page_range()
> > > > path. Instead they call blkdev_issue_zeroout() at later point of time.
> > > >
> > > > Only partial block zeroing path i
On Wed, 26 Feb 2020 19:26:34 +1100
"Alastair D'Silva" wrote:
> > -Original Message-
> > From: Baoquan He
> > Sent: Wednesday, 26 February 2020 7:15 PM
> > To: Alastair D'Silva
> > Cc: alast...@d-silva.org; Aneesh Kumar K . V
> > ; Oliver O'Halloran ;
> > Benjamin Herrenschmidt ; Paul Ma
> -Original Message-
> From: Baoquan He
> Sent: Wednesday, 26 February 2020 7:15 PM
> To: Alastair D'Silva
> Cc: alast...@d-silva.org; Aneesh Kumar K . V
> ; Oliver O'Halloran ;
> Benjamin Herrenschmidt ; Paul Mackerras
> ; Michael Ellerman ; Frederic
> Barrat ; Andrew Donnellan ;
> Arnd
On 02/21/20 at 02:26pm, Alastair D'Silva wrote:
> From: Alastair D'Silva
>
> Function declarations don't need externs, remove the existing ones
> so they are consistent with newer code
>
> Signed-off-by: Alastair D'Silva
> ---
> arch/powerpc/include/asm/pnv-ocxl.h | 32 ++--
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