From: <dan.j.williams@intel.com>
To: Smita Koralahalli <Smita.KoralahalliChannabasappa@amd.com>,
<linux-cxl@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<nvdimm@lists.linux.dev>, <linux-fsdevel@vger.kernel.org>,
<linux-pm@vger.kernel.org>
Cc: Davidlohr Bueso <dave@stgolabs.net>,
Jonathan Cameron <jonathan.cameron@huawei.com>,
Dave Jiang <dave.jiang@intel.com>,
"Alison Schofield" <alison.schofield@intel.com>,
Vishal Verma <vishal.l.verma@intel.com>,
Ira Weiny <ira.weiny@intel.com>,
Dan Williams <dan.j.williams@intel.com>,
Matthew Wilcox <willy@infradead.org>, Jan Kara <jack@suse.cz>,
"Rafael J . Wysocki" <rafael@kernel.org>,
Len Brown <len.brown@intel.com>, Pavel Machek <pavel@kernel.org>,
Li Ming <ming.li@zohomail.com>,
Jeff Johnson <jeff.johnson@oss.qualcomm.com>,
"Ying Huang" <huang.ying.caritas@gmail.com>,
Yao Xingtao <yaoxt.fnst@fujitsu.com>,
Peter Zijlstra <peterz@infradead.org>,
Greg KH <gregkh@linuxfoundation.org>,
Nathan Fontenot <nathan.fontenot@amd.com>,
Smita Koralahalli <Smita.KoralahalliChannabasappa@amd.com>,
Terry Bowman <terry.bowman@amd.com>,
Robert Richter <rrichter@amd.com>,
Benjamin Cheatham <benjamin.cheatham@amd.com>,
PradeepVineshReddy Kodamati <PradeepVineshReddy.Kodamati@amd.com>,
Zhijian Li <lizhijian@fujitsu.com>
Subject: Re: [PATCH v5 2/7] cxl/core: Rename suspend.c to probe_state.c and remove CONFIG_CXL_SUSPEND
Date: Tue, 22 Jul 2025 14:44:07 -0700 [thread overview]
Message-ID: <68800627676e1_137e6b100fd@dwillia2-xfh.jf.intel.com.notmuch> (raw)
In-Reply-To: <20250715180407.47426-3-Smita.KoralahalliChannabasappa@amd.com>
Smita Koralahalli wrote:
> The cxl_mem_active_inc()/dec() and cxl_mem_active() helpers were initially
> introduced to coordinate suspend/resume behavior. However, upcoming
> changes will reuse these helpers to track cxl_mem_probe() activity during
> SOFT RESERVED region handling.
>
> To reflect this broader purpose, rename suspend.c to probe_state.c and
> remove CONFIG_CXL_SUSPEND Kconfig option. These helpers are now always
> built into the CXL core subsystem.
>
> This ensures drivers like cxl_acpi to coordinate with cxl_mem for
> region setup and hotplug handling.
I struggle to see how blocking suspend in the presence of CXL memory has
anything to do with soft-reserve handling? Maybe the story is in a
follow-on patch.
next prev parent reply other threads:[~2025-07-22 21:44 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-15 18:04 [PATCH v5 0/7] Add managed SOFT RESERVE resource handling Smita Koralahalli
2025-07-15 18:04 ` [PATCH v5 1/7] cxl/acpi: Refactor cxl_acpi_probe() to always schedule fallback DAX registration Smita Koralahalli
2025-07-22 21:04 ` dan.j.williams
2025-07-23 0:45 ` Alison Schofield
2025-07-23 7:34 ` dan.j.williams
2025-07-15 18:04 ` [PATCH v5 2/7] cxl/core: Rename suspend.c to probe_state.c and remove CONFIG_CXL_SUSPEND Smita Koralahalli
2025-07-22 21:44 ` dan.j.williams [this message]
2025-07-15 18:04 ` [PATCH v5 3/7] cxl/acpi: Add background worker to coordinate with cxl_mem probe completion Smita Koralahalli
2025-07-17 0:24 ` Dave Jiang
2025-07-23 7:31 ` dan.j.williams
2025-07-23 16:13 ` dan.j.williams
2025-08-05 3:58 ` Zhijian Li (Fujitsu)
2025-08-20 23:14 ` Alison Schofield
2025-08-21 2:30 ` Zhijian Li (Fujitsu)
2025-08-22 3:56 ` Koralahalli Channabasappa, Smita
2025-08-25 7:50 ` Zhijian Li (Fujitsu)
2025-08-27 6:30 ` Zhijian Li (Fujitsu)
2025-08-28 23:21 ` Koralahalli Channabasappa, Smita
2025-09-01 2:46 ` Zhijian Li (Fujitsu)
2025-07-29 15:48 ` Koralahalli Channabasappa, Smita
2025-07-30 16:09 ` dan.j.williams
2025-07-15 18:04 ` [PATCH v5 4/7] cxl/region: Introduce SOFT RESERVED resource removal on region teardown Smita Koralahalli
2025-07-17 0:42 ` Dave Jiang
2025-07-15 18:04 ` [PATCH v5 5/7] dax/hmem: Save the DAX HMEM platform device pointer Smita Koralahalli
2025-07-15 18:04 ` [PATCH v5 6/7] dax/hmem, cxl: Defer DAX consumption of SOFT RESERVED resources until after CXL region creation Smita Koralahalli
2025-07-15 18:04 ` [PATCH v5 7/7] dax/hmem: Preserve fallback SOFT RESERVED regions if DAX HMEM loads late Smita Koralahalli
2025-07-15 21:07 ` [PATCH v5 0/7] Add managed SOFT RESERVE resource handling Alison Schofield
2025-07-16 6:01 ` Koralahalli Channabasappa, Smita
2025-07-16 20:20 ` Alison Schofield
2025-07-16 21:29 ` Koralahalli Channabasappa, Smita
2025-07-16 23:48 ` Alison Schofield
2025-07-17 17:58 ` Koralahalli Channabasappa, Smita
2025-07-17 19:06 ` Dave Jiang
2025-07-17 23:20 ` Koralahalli Channabasappa, Smita
2025-07-17 23:30 ` Dave Jiang
2025-07-23 15:24 ` dan.j.williams
2025-07-21 7:38 ` Zhijian Li (Fujitsu)
2025-07-22 20:07 ` dan.j.williams
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