From: Jonathan Cameron <Jonathan.Cameron@huawei.com>
To: <alejandro.lucero-palau@amd.com>
Cc: <linux-cxl@vger.kernel.org>, <netdev@vger.kernel.org>,
<dan.j.williams@intel.com>, <edward.cree@amd.com>,
<davem@davemloft.net>, <kuba@kernel.org>, <pabeni@redhat.com>,
<edumazet@google.com>, <dave.jiang@intel.com>,
Alejandro Lucero <alucerop@amd.com>
Subject: Re: [PATCH v13 18/22] cxl: allow region creation by type2 drivers
Date: Tue, 15 Apr 2025 14:55:19 +0100 [thread overview]
Message-ID: <20250415145519.00006f96@huawei.com> (raw)
In-Reply-To: <20250414151336.3852990-19-alejandro.lucero-palau@amd.com>
On Mon, 14 Apr 2025 16:13:32 +0100
<alejandro.lucero-palau@amd.com> wrote:
> From: Alejandro Lucero <alucerop@amd.com>
>
> Creating a CXL region requires userspace intervention through the cxl
> sysfs files. Type2 support should allow accelerator drivers to create
> such cxl region from kernel code.
>
> Adding that functionality and integrating it with current support for
> memory expanders.
>
> Based on https://lore.kernel.org/linux-cxl/168592159835.1948938.1647215579839222774.stgit@dwillia2-xfh.jf.intel.com/
>
> Signed-off-by: Alejandro Lucero <alucerop@amd.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
next prev parent reply other threads:[~2025-04-15 13:55 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-04-14 15:13 [PATCH v13 00/22] Type2 device basic support alejandro.lucero-palau
2025-04-14 15:13 ` [PATCH v13 01/22] cxl: add type2 " alejandro.lucero-palau
2025-04-14 15:13 ` [PATCH v13 02/22] sfc: add cxl support alejandro.lucero-palau
2025-04-14 15:13 ` [PATCH v13 03/22] cxl: move pci generic code alejandro.lucero-palau
2025-04-14 15:13 ` [PATCH v13 04/22] cxl: move register/capability check to driver alejandro.lucero-palau
2025-04-14 17:18 ` Jonathan Cameron
2025-04-15 7:44 ` Alejandro Lucero Palau
2025-04-14 15:13 ` [PATCH v13 05/22] cxl: add function for type2 cxl regs setup alejandro.lucero-palau
2025-04-15 13:21 ` Jonathan Cameron
2025-04-17 12:07 ` Alejandro Lucero Palau
2025-04-14 15:13 ` [PATCH v13 06/22] sfc: make regs setup with checking and set media ready alejandro.lucero-palau
2025-04-15 13:25 ` Jonathan Cameron
2025-04-17 12:08 ` Alejandro Lucero Palau
2025-04-14 15:13 ` [PATCH v13 07/22] cxl: support dpa initialization without a mailbox alejandro.lucero-palau
2025-04-15 13:27 ` Jonathan Cameron
2025-04-14 15:13 ` [PATCH v13 08/22] sfc: initialize dpa alejandro.lucero-palau
2025-04-15 13:28 ` Jonathan Cameron
2025-04-14 15:13 ` [PATCH v13 09/22] cxl: prepare memdev creation for type2 alejandro.lucero-palau
2025-04-14 15:13 ` [PATCH v13 10/22] sfc: create type2 cxl memdev alejandro.lucero-palau
2025-04-14 15:13 ` [PATCH v13 11/22] cxl: define a driver interface for HPA free space enumeration alejandro.lucero-palau
2025-04-15 13:50 ` Jonathan Cameron
2025-04-17 12:11 ` Alejandro Lucero Palau
2025-04-17 16:36 ` Jonathan Cameron
2025-04-17 21:22 ` Alejandro Lucero Palau
2025-04-22 15:51 ` Jonathan Cameron
2025-04-14 15:13 ` [PATCH v13 12/22] sfc: obtain root decoder with enough HPA free space alejandro.lucero-palau
2025-04-14 15:13 ` [PATCH v13 13/22] cxl: define a driver interface for DPA allocation alejandro.lucero-palau
2025-04-15 17:19 ` kernel test robot
2025-04-15 17:40 ` kernel test robot
2025-04-15 19:02 ` kernel test robot
2025-04-14 15:13 ` [PATCH v13 14/22] sfc: get endpoint decoder alejandro.lucero-palau
2025-04-14 15:13 ` [PATCH v13 15/22] cxl: make region type based on endpoint type alejandro.lucero-palau
2025-04-14 15:13 ` [PATCH v13 16/22] cxl/region: factor out interleave ways setup alejandro.lucero-palau
2025-04-14 15:13 ` [PATCH v13 17/22] cxl/region: factor out interleave granularity setup alejandro.lucero-palau
2025-04-14 15:13 ` [PATCH v13 18/22] cxl: allow region creation by type2 drivers alejandro.lucero-palau
2025-04-15 13:55 ` Jonathan Cameron [this message]
2025-04-14 15:13 ` [PATCH v13 19/22] cxl: add region flag for precluding a device memory to be used for dax alejandro.lucero-palau
2025-04-14 15:13 ` [PATCH v13 20/22] sfc: create cxl region alejandro.lucero-palau
2025-04-14 15:13 ` [PATCH v13 21/22] cxl: add function for obtaining region range alejandro.lucero-palau
2025-04-14 15:13 ` [PATCH v13 22/22] sfc: support pio mapping based on cxl alejandro.lucero-palau
2025-04-15 13:56 ` Jonathan Cameron
2025-04-14 15:20 ` [PATCH v13 00/22] Type2 device basic support Alejandro Lucero Palau
2025-04-14 21:21 ` Alison Schofield
2025-04-15 7:09 ` Alejandro Lucero Palau
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20250415145519.00006f96@huawei.com \
--to=jonathan.cameron@huawei.com \
--cc=alejandro.lucero-palau@amd.com \
--cc=alucerop@amd.com \
--cc=dan.j.williams@intel.com \
--cc=dave.jiang@intel.com \
--cc=davem@davemloft.net \
--cc=edumazet@google.com \
--cc=edward.cree@amd.com \
--cc=kuba@kernel.org \
--cc=linux-cxl@vger.kernel.org \
--cc=netdev@vger.kernel.org \
--cc=pabeni@redhat.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).