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On Sat, Feb 23, 2019 at 10:30:38AM +1100, Dave Chinner wrote:
> On Fri, Feb 22, 2019 at 10:45:25AM -0800, Darrick J. Wong wrote:
> > On Fri, Feb 22, 2019 at 10:28:15AM -0800, Dan Williams wrote:
> > > On Fri, Feb 22, 2019 at 10:21 AM Darrick J. Wong
> > > wrote:
> > > >
> > > > Hi all!
> > > >
>
Looks ok, but I think the changelog could be more accurate.
On Fri, Feb 22, 2019 at 3:59 PM Vishal Verma wrote:
>
> Add a 'modalias' attribute to devices under the DAX bus so that userspace
> is able to dynamically load modules as needed.
The modalias is already published in the uevent which is
Add a 'modalias' attribute to devices under the DAX bus so that userspace
is able to dynamically load modules as needed. The modalias already
exists, it was only the sysfs attribute that was missing.
Cc: Dan Williams
Cc: Dave Hansen
Signed-off-by: Vishal Verma
---
drivers/dax/bus.c | 12
On Fri, Feb 22, 2019 at 10:45:25AM -0800, Darrick J. Wong wrote:
> On Fri, Feb 22, 2019 at 10:28:15AM -0800, Dan Williams wrote:
> > On Fri, Feb 22, 2019 at 10:21 AM Darrick J. Wong
> > wrote:
> > >
> > > Hi all!
> > >
> > > Uh, we have an internal customer who's been trying out MAP_SYNC
> > >
On Sat, Feb 23, 2019 at 10:11:36AM +1100, Dave Chinner wrote:
> On Fri, Feb 22, 2019 at 10:20:08AM -0800, Darrick J. Wong wrote:
> > Hi all!
> >
> > Uh, we have an internal customer who's been trying out MAP_SYNC
> > on pmem, and they've observed that one has to do a fair amount of
> > legwork
On Fri, Feb 22, 2019 at 10:20:08AM -0800, Darrick J. Wong wrote:
> Hi all!
>
> Uh, we have an internal customer who's been trying out MAP_SYNC
> on pmem, and they've observed that one has to do a fair amount of
> legwork (in the form of mkfs.xfs parameters) to get the kernel to set up
> 2M PMD
Frank Rowand writes:
> On 2/19/19 10:34 PM, Brendan Higgins wrote:
>> On Mon, Feb 18, 2019 at 12:02 PM Frank Rowand wrote:
>>
>>> I have not read through the patches in any detail. I have read some of
>>> the code to try to understand the patches to the devicetree unit tests.
>>> So that
On Fri, Feb 22, 2019 at 10:28:15AM -0800, Dan Williams wrote:
> On Fri, Feb 22, 2019 at 10:21 AM Darrick J. Wong
> wrote:
> >
> > Hi all!
> >
> > Uh, we have an internal customer who's been trying out MAP_SYNC
> > on pmem, and they've observed that one has to do a fair amount of
> > legwork (in
On Fri, Feb 22, 2019 at 10:21 AM Darrick J. Wong
wrote:
>
> Hi all!
>
> Uh, we have an internal customer who's been trying out MAP_SYNC
> on pmem, and they've observed that one has to do a fair amount of
> legwork (in the form of mkfs.xfs parameters) to get the kernel to set up
> 2M PMD
Hi all!
Uh, we have an internal customer who's been trying out MAP_SYNC
on pmem, and they've observed that one has to do a fair amount of
legwork (in the form of mkfs.xfs parameters) to get the kernel to set up
2M PMD mappings. They (of course) want to mmap hundreds of GB of pmem,
so the PMD
Dan Williams writes:
>> Great! Now let's create another one.
>>
>> # ndctl create-namespace -m fsdax -s 132m
>> libndctl: ndctl_pfn_enable: pfn1.1: failed to enable
>> Error: namespace1.2: failed to enable
>>
>> failed to create namespace: No such device or address
>>
>> (along with a kernel
On Fri, Feb 22, 2019 at 7:42 AM Jeff Moyer wrote:
>
> Dan Williams writes:
>
> >> > However, to fix this situation a non-backwards compatible change
> >> > needs to be made to the interpretation of the nd_pfn info-block.
> >> > ->start_pad needs to be accounted in ->map.map_offset (formerly
> >>
Dan Williams writes:
>> > However, to fix this situation a non-backwards compatible change
>> > needs to be made to the interpretation of the nd_pfn info-block.
>> > ->start_pad needs to be accounted in ->map.map_offset (formerly
>> > ->data_offset), and ->map.map_base (formerly ->phys_addr)
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