On Mon, Nov 04, 2024 at 08:10:48PM -0600, Ira Weiny wrote:
> From: Navneet Singh
>
> CXL Dynamic Capacity Devices (DCDs) optionally support dynamic capacity
> with up to eight partitions (Regions) (dc0-dc7). CXL regions can now be
> spare and defined as dynamic capacity (dc).
>
> Add support fo
On Mon, Nov 04, 2024 at 08:10:47PM -0600, Ira Weiny wrote:
> With the introduction of DCD, region mode and decoder mode no longer
> remain a 1:1 relation. An interleaved region may be made up of Dynamic
> Capacity partitions with different indexes on each of the target
> devices.
>
> Introduce a
On Mon, Nov 04, 2024 at 08:10:46PM -0600, Ira Weiny wrote:
> When creating a region if the size exceeds the max an error is printed.
> However, the max available space is not reported which makes it harder
> to determine what is wrong.
>
> Add the max size available to the output error.
>
> Signe
Dave Jiang wrote:
[snip]
> > +static void cxl_extents_init(struct cxl_region *region)
> > +{
> > + const char *devname = cxl_region_get_devname(region);
> > + struct cxl_ctx *ctx = cxl_region_get_ctx(region);
> > + char *extent_path, *dax_region_path;
> > + struct dirent *de;
> > + DIR
Dave Jiang wrote:
>
>
> On 11/4/24 7:10 PM, ira.we...@intel.com wrote:
> > From: Navneet Singh
> >
> > CXL Dynamic Capacity Devices (DCDs) optionally support dynamic capacity
> > with up to eight partitions (Regions) (dc0-dc7). CXL regions can now be
> > spare and defined as dynamic capacity (
Dave Jiang wrote:
>
>
> On 11/4/24 7:10 PM, Ira Weiny wrote:
> > cxl_test provides a good way to ensure quick smoke and regression
> > testing. The complexity of DCD and the new sparse DAX regions required
> > to use them benefits greatly with a series of smoke tests.
> >
> > The only part of t
On 11/4/24 7:10 PM, Ira Weiny wrote:
> DCD regions have 0 or more extents. The ability to list those and their
> properties is useful to end users.
>
> Add extent output to region queries.
>
> Signed-off-by: Ira Weiny
> ---
> Documentation/cxl/cxl-list.txt | 4 ++
> cxl/filter.h
On 11/4/24 7:10 PM, Ira Weiny wrote:
> cxl_test provides a good way to ensure quick smoke and regression
> testing. The complexity of DCD and the new sparse DAX regions required
> to use them benefits greatly with a series of smoke tests.
>
> The only part of the kernel stack which must be byp
On 11/4/24 7:10 PM, ira.we...@intel.com wrote:
> From: Navneet Singh
>
> CXL Dynamic Capacity Devices (DCDs) optionally support dynamic capacity
> with up to eight partitions (Regions) (dc0-dc7). CXL regions can now be
> spare and defined as dynamic capacity (dc).
>
> Add support for DCD dev
On 11/4/24 7:10 PM, Ira Weiny wrote:
> With the introduction of DCD, region mode and decoder mode no longer
> remain a 1:1 relation. An interleaved region may be made up of Dynamic
> Capacity partitions with different indexes on each of the target
> devices.
>
> Introduce a new region mode enu
On 11/4/24 7:10 PM, Ira Weiny wrote:
> When creating a region if the size exceeds the max an error is printed.
> However, the max available space is not reported which makes it harder
> to determine what is wrong.
>
> Add the max size available to the output error.
>
> Signed-off-by: Ira Weiny
On 11/4/24 7:10 PM, Ira Weiny wrote:
> In testing DCD event modifications a failed cxl-event test lacked
> details on the event counts. This was because the greps were failing
> the test rather than the check against the counts.
>
> Suppress the grep failure and rely on event count checks for
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