From: Gregory Price <gourry@gourry.net>
To: Jonathan Cameron <jonathan.cameron@huawei.com>
Cc: linux-mm@kvack.org, linux-cxl@vger.kernel.org,
nvdimm@lists.linux.dev, linux-fsdevel@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org,
kernel-team@meta.com, dave@stgolabs.net, dave.jiang@intel.com,
alison.schofield@intel.com, vishal.l.verma@intel.com,
ira.weiny@intel.com, dan.j.williams@intel.com,
willy@infradead.org, jack@suse.cz, terry.bowman@amd.com,
john@jagalactic.com
Subject: Re: [PATCH 8/9] cxl/core: Add dax_kmem_region and sysram_region drivers
Date: Mon, 2 Feb 2026 13:23:37 -0500 [thread overview]
Message-ID: <aYDrqVEOwkGfv2JG@gourry-fedora-PF4VCD3F> (raw)
In-Reply-To: <20260202182015.0000325b@huawei.com>
On Mon, Feb 02, 2026 at 06:20:15PM +0000, Jonathan Cameron wrote:
> >
> > +/**
> > + * struct cxl_sysram_region - CXL RAM region for system memory hotplug
> > + * @dev: device for this sysram_region
> > + * @cxlr: parent cxl_region
> > + * @hpa_range: Host physical address range for the region
> > + * @online_type: Memory online type (MMOP_* 0-3, or -1 if not configured)
>
> Ah. An there's our reason for an int. Can we just add a MMOP enum value
> for not configured yet and so let us use it as an enum?
> Or have a separate bool for that and ignore the online_type until it's set.
>
I think the latter is more reasonably, MMOP_UNCONFIGURED doesn't much
make sense for memory_hotplug.c
ack.
~Gregory
next prev parent reply other threads:[~2026-02-02 18:23 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-29 21:04 [PATCH 0/9] cxl: explicit DAX driver selection and hotplug Gregory Price
2026-01-29 21:04 ` [PATCH 1/9] mm/memory_hotplug: pass online_type to online_memory_block() via arg Gregory Price
2026-02-02 17:10 ` Jonathan Cameron
2026-02-02 17:46 ` Gregory Price
2026-01-29 21:04 ` [PATCH 2/9] mm/memory_hotplug: add __add_memory_driver_managed() with online_type arg Gregory Price
2026-02-02 17:25 ` Jonathan Cameron
2026-02-02 18:02 ` Gregory Price
2026-02-02 18:46 ` Jonathan Cameron
2026-02-02 21:37 ` Gregory Price
2026-02-04 21:08 ` David Hildenbrand (arm)
2026-02-05 4:23 ` Gregory Price
2026-01-29 21:04 ` [PATCH 3/9] dax: plumb online_type from dax_kmem creators to hotplug Gregory Price
2026-01-29 21:04 ` [PATCH 4/9] drivers/cxl,dax: add dax driver mode selection for dax regions Gregory Price
2026-02-02 17:54 ` Jonathan Cameron
2026-01-29 21:04 ` [PATCH 5/9] cxl/core/region: move pmem region driver logic into pmem_region Gregory Price
2026-02-02 17:56 ` Jonathan Cameron
2026-01-29 21:04 ` [PATCH 6/9] cxl/core/region: move dax region device logic into dax_region.c Gregory Price
2026-02-02 17:57 ` Jonathan Cameron
2026-01-29 21:04 ` [PATCH 7/9] cxl/core: add cxl_devdax_region driver for explicit userland region binding Gregory Price
2026-01-29 21:04 ` [PATCH 8/9] cxl/core: Add dax_kmem_region and sysram_region drivers Gregory Price
2026-01-30 21:27 ` Cheatham, Benjamin
2026-01-30 22:12 ` Gregory Price
2026-02-02 17:02 ` Cheatham, Benjamin
2026-02-02 17:41 ` Gregory Price
2026-02-02 19:19 ` Gregory Price
2026-02-02 18:20 ` Jonathan Cameron
2026-02-02 18:23 ` Gregory Price [this message]
2026-01-29 21:04 ` [PATCH 9/9] Documentation/driver-api/cxl: add dax and sysram driver documentation Gregory Price
2026-01-29 21:17 ` [PATCH 0/9] cxl: explicit DAX driver selection and hotplug Gregory Price
2026-01-30 17:34 ` Gregory Price
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=aYDrqVEOwkGfv2JG@gourry-fedora-PF4VCD3F \
--to=gourry@gourry.net \
--cc=alison.schofield@intel.com \
--cc=dan.j.williams@intel.com \
--cc=dave.jiang@intel.com \
--cc=dave@stgolabs.net \
--cc=ira.weiny@intel.com \
--cc=jack@suse.cz \
--cc=john@jagalactic.com \
--cc=jonathan.cameron@huawei.com \
--cc=kernel-team@meta.com \
--cc=linux-cxl@vger.kernel.org \
--cc=linux-doc@vger.kernel.org \
--cc=linux-fsdevel@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=nvdimm@lists.linux.dev \
--cc=terry.bowman@amd.com \
--cc=vishal.l.verma@intel.com \
--cc=willy@infradead.org \
/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