From: Jonathan Cameron <Jonathan.Cameron@Huawei.com>
To: Ira Weiny <ira.weiny@intel.com>
Cc: Dave Jiang <dave.jiang@intel.com>, Fan Ni <fan.ni@samsung.com>,
"Navneet Singh" <navneet.singh@intel.com>,
Chris Mason <clm@fb.com>, Josef Bacik <josef@toxicpanda.com>,
David Sterba <dsterba@suse.com>, Petr Mladek <pmladek@suse.com>,
Steven Rostedt <rostedt@goodmis.org>,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Rasmus Villemoes <linux@rasmusvillemoes.dk>,
Sergey Senozhatsky <senozhatsky@chromium.org>,
Jonathan Corbet <corbet@lwn.net>,
Andrew Morton <akpm@linux-foundation.org>,
Dan Williams <dan.j.williams@intel.com>,
Davidlohr Bueso <dave@stgolabs.net>,
Alison Schofield <alison.schofield@intel.com>,
Vishal Verma <vishal.l.verma@intel.com>,
<linux-btrfs@vger.kernel.org>, <linux-cxl@vger.kernel.org>,
<linux-kernel@vger.kernel.org>, <linux-doc@vger.kernel.org>,
<nvdimm@lists.linux.dev>
Subject: Re: [PATCH v3 17/25] cxl/core: Return endpoint decoder information from region search
Date: Fri, 23 Aug 2024 18:12:11 +0100 [thread overview]
Message-ID: <20240823181211.00004b85@Huawei.com> (raw)
In-Reply-To: <20240816-dcd-type2-upstream-v3-17-7c9b96cba6d7@intel.com>
On Fri, 16 Aug 2024 09:44:25 -0500
Ira Weiny <ira.weiny@intel.com> wrote:
> cxl_dpa_to_region() finds the region from a <DPA, device> tuple.
> The search involves finding the device endpoint decoder as well.
>
> Dynamic capacity extent processing uses the endpoint decoder HPA
> information to calculate the HPA offset. In addition, well behaved
> extents should be contained within an endpoint decoder.
>
> Return the endpoint decoder found to be used in subsequent DCD code.
Maybe make this
Optionally return the ...
>
> Signed-off-by: Ira Weiny <ira.weiny@intel.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
next prev parent reply other threads:[~2024-08-23 17:12 UTC|newest]
Thread overview: 120+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-16 14:44 [PATCH v3 00/25] DCD: Add support for Dynamic Capacity Devices (DCD) Ira Weiny
2024-08-16 14:44 ` [PATCH v3 01/25] range: Add range_overlaps() Ira Weiny
2024-08-16 14:44 ` [PATCH v3 02/25] printk: Add print format (%par) for struct range Ira Weiny
2024-08-20 14:08 ` Petr Mladek
2024-08-22 17:53 ` Ira Weiny
2024-08-22 18:10 ` Andy Shevchenko
2024-08-26 13:23 ` Petr Mladek
2024-08-26 17:23 ` Andy Shevchenko
2024-08-26 21:17 ` Ira Weiny
2024-08-27 7:43 ` Petr Mladek
2024-08-27 13:21 ` Andy Shevchenko
2024-08-27 21:44 ` Ira Weiny
2024-08-27 13:17 ` Andy Shevchenko
2024-08-28 4:12 ` Ira Weiny
2024-08-28 13:50 ` Andy Shevchenko
2024-08-26 13:17 ` Petr Mladek
2024-08-26 13:24 ` Andy Shevchenko
2024-08-16 14:44 ` [PATCH v3 03/25] dax: Document dax dev range tuple Ira Weiny
2024-08-16 20:58 ` Dave Jiang
2024-08-23 15:29 ` Jonathan Cameron
2024-08-16 14:44 ` [PATCH v3 04/25] cxl/pci: Delay event buffer allocation Ira Weiny
2024-09-03 6:49 ` Li, Ming4
2024-09-05 19:44 ` Fan Ni
2024-08-16 14:44 ` [PATCH v3 05/25] cxl/mbox: Flag support for Dynamic Capacity Devices (DCD) ira.weiny
2024-09-03 6:50 ` Li, Ming4
2024-08-16 14:44 ` [PATCH v3 06/25] cxl/mem: Read dynamic capacity configuration from the device ira.weiny
2024-08-16 21:45 ` Dave Jiang
2024-08-20 17:01 ` Fan Ni
2024-08-23 2:01 ` Ira Weiny
2024-08-23 2:02 ` Ira Weiny
2024-08-23 15:45 ` Jonathan Cameron
2024-08-16 14:44 ` [PATCH v3 07/25] cxl/core: Separate region mode from decoder mode ira.weiny
2024-08-16 22:11 ` Dave Jiang
2024-08-23 15:47 ` Jonathan Cameron
2024-09-03 6:56 ` Li, Ming4
2024-08-16 14:44 ` [PATCH v3 08/25] cxl/region: Add dynamic capacity decoder and region modes ira.weiny
2024-08-16 22:14 ` Dave Jiang
2024-09-03 6:57 ` Li, Ming4
2024-08-16 14:44 ` [PATCH v3 09/25] cxl/hdm: Add dynamic capacity size support to endpoint decoders ira.weiny
2024-08-16 23:08 ` Dave Jiang
2024-08-23 2:26 ` Ira Weiny
2024-08-23 16:09 ` Jonathan Cameron
2024-08-16 14:44 ` [PATCH v3 10/25] cxl/port: Add endpoint decoder DC mode support to sysfs ira.weiny
2024-08-16 23:17 ` Dave Jiang
2024-08-23 16:12 ` Jonathan Cameron
2024-08-16 14:44 ` [PATCH v3 11/25] cxl/mem: Expose DCD partition capabilities in sysfs ira.weiny
2024-08-16 23:42 ` Dave Jiang
2024-08-23 2:28 ` Ira Weiny
2024-08-23 14:58 ` Dave Jiang
2024-08-23 16:14 ` Jonathan Cameron
2024-08-16 14:44 ` [PATCH v3 12/25] cxl/region: Refactor common create region code Ira Weiny
2024-08-16 23:43 ` Dave Jiang
2024-08-22 18:51 ` Fan Ni
2024-08-23 16:17 ` Jonathan Cameron
2024-09-03 7:04 ` Li, Ming4
2024-08-16 14:44 ` [PATCH v3 13/25] cxl/region: Add sparse DAX region support ira.weiny
2024-08-16 23:51 ` Dave Jiang
2024-08-22 18:50 ` Fan Ni
2024-08-23 16:59 ` Jonathan Cameron
2024-09-03 2:15 ` Li, Ming4
2024-08-16 14:44 ` [PATCH v3 14/25] cxl/events: Split event msgnum configuration from irq setup Ira Weiny
2024-08-16 23:57 ` Dave Jiang
2024-08-22 21:39 ` Fan Ni
2024-08-23 17:01 ` Jonathan Cameron
2024-09-03 7:06 ` Li, Ming4
2024-08-16 14:44 ` [PATCH v3 15/25] cxl/pci: Factor out interrupt policy check Ira Weiny
2024-08-22 21:41 ` Fan Ni
2024-09-03 7:07 ` Li, Ming4
2024-08-16 14:44 ` [PATCH v3 16/25] cxl/mem: Configure dynamic capacity interrupts ira.weiny
2024-08-17 0:02 ` Dave Jiang
2024-08-23 17:08 ` Jonathan Cameron
2024-09-03 7:09 ` Li, Ming4
2024-08-16 14:44 ` [PATCH v3 17/25] cxl/core: Return endpoint decoder information from region search Ira Weiny
2024-08-19 16:35 ` Dave Jiang
2024-08-23 17:12 ` Jonathan Cameron [this message]
2024-09-03 7:10 ` Li, Ming4
2024-08-16 14:44 ` [PATCH v3 18/25] cxl/extent: Process DCD events and realize region extents ira.weiny
2024-08-19 18:51 ` Dave Jiang
2024-08-23 2:53 ` Ira Weiny
2024-08-23 21:32 ` Fan Ni
2024-08-27 12:08 ` Jonathan Cameron
2024-08-27 16:02 ` Fan Ni
2024-08-27 13:18 ` Jonathan Cameron
2024-08-29 21:16 ` Ira Weiny
2024-08-30 9:21 ` Jonathan Cameron
2024-09-03 6:37 ` Li, Ming4
2024-09-05 19:30 ` Fan Ni
2024-08-16 14:44 ` [PATCH v3 19/25] cxl/region/extent: Expose region extent information in sysfs ira.weiny
2024-08-19 19:05 ` Dave Jiang
2024-08-23 2:58 ` Ira Weiny
2024-08-23 17:17 ` Jonathan Cameron
2024-08-23 17:19 ` Jonathan Cameron
2024-08-28 17:44 ` Fan Ni
2024-08-16 14:44 ` [PATCH v3 20/25] dax/bus: Factor out dev dax resize logic Ira Weiny
2024-08-19 22:35 ` Dave Jiang
2024-08-27 13:26 ` Jonathan Cameron
2024-08-29 21:36 ` Ira Weiny
2024-08-16 14:44 ` [PATCH v3 21/25] dax/region: Create resources on sparse DAX regions ira.weiny
2024-08-18 11:38 ` Markus Elfring
2024-08-19 23:30 ` Dave Jiang
2024-08-23 14:28 ` Ira Weiny
2024-08-27 14:12 ` Jonathan Cameron
2024-08-29 21:54 ` Ira Weiny
2024-08-16 14:44 ` [PATCH v3 22/25] cxl/region: Read existing extents on region creation ira.weiny
2024-08-20 0:06 ` Dave Jiang
2024-08-23 21:31 ` Ira Weiny
2024-08-27 14:19 ` Jonathan Cameron
2024-09-05 19:35 ` Fan Ni
2024-08-16 14:44 ` [PATCH v3 23/25] cxl/mem: Trace Dynamic capacity Event Record ira.weiny
2024-08-20 22:54 ` Dave Jiang
2024-08-26 18:02 ` Ira Weiny
2024-08-27 14:20 ` Jonathan Cameron
2024-09-05 19:38 ` Fan Ni
2024-08-16 14:44 ` [PATCH v3 24/25] tools/testing/cxl: Make event logs dynamic Ira Weiny
2024-08-20 23:30 ` Dave Jiang
2024-08-27 14:32 ` Jonathan Cameron
2024-09-09 13:57 ` Ira Weiny
2024-08-16 14:44 ` [PATCH v3 25/25] tools/testing/cxl: Add DC Regions to mock mem data Ira Weiny
2024-08-27 14:39 ` Jonathan Cameron
2024-09-09 14:08 ` Ira Weiny
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