From: David Hildenbrand <david@redhat.com>
To: Tony Luck <tony.luck@intel.com>,
Robert Moore <robert.moore@intel.com>,
"Rafael J. Wysocki" <rafael.j.wysocki@intel.com>,
Len Brown <lenb@kernel.org>
Cc: linux-acpi@vger.kernel.org, acpica-devel@lists.linux.dev,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
Oscar Salvador <osalvador@suse.de>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Danilo Krummrich <dakr@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/4] ACPI/MRRM: Create /sys/devices/system/memory/rangeX ABI
Date: Tue, 11 Feb 2025 14:08:11 +0100 [thread overview]
Message-ID: <f26fd867-d348-40cf-ac55-023ac814cc50@redhat.com> (raw)
In-Reply-To: <20250210211223.6139-3-tony.luck@intel.com>
On 10.02.25 22:12, Tony Luck wrote:
> Perf and resctrl users need an enumeration of which memory addresses
> are bound to which "region" tag.
>
> Parse the ACPI MRRM table and add /sys entries for each memory range
> describing base address, length, and which region tags apply for
> same-socket and cross-socket access.
How does an example in /sys/devices/system/memory/ look like later?
From a quick glimpse, I am not sure if this really belongs into
/sys/devices/system/memory/, but I am missing some information in cover
letter / patch.
--
Cheers,
David / dhildenb
next prev parent reply other threads:[~2025-02-11 13:08 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-10 21:12 [PATCH 0/4] Add interfaces for ACPI MRRM table Tony Luck
2025-02-10 21:12 ` [PATCH 1/4] ACPICA: Define MRRM ACPI table Tony Luck
2025-02-11 12:16 ` Rafael J. Wysocki
2025-02-10 21:12 ` [PATCH 2/4] ACPI/MRRM: Create /sys/devices/system/memory/rangeX ABI Tony Luck
2025-02-11 0:21 ` Luck, Tony
2025-02-11 13:08 ` David Hildenbrand [this message]
2025-02-10 21:12 ` [PATCH 3/4] ACPI/MRRM: Add "node" symlink to /sys/devices/system/memory/rangeX Tony Luck
2025-02-11 6:51 ` Greg Kroah-Hartman
2025-02-11 13:27 ` David Hildenbrand
2025-02-11 18:05 ` Luck, Tony
2025-02-13 13:30 ` David Hildenbrand
2025-02-13 19:05 ` Luck, Tony
2025-02-11 17:02 ` Luck, Tony
2025-02-12 7:48 ` Greg Kroah-Hartman
2025-02-10 21:12 ` [PATCH 4/4] ACPI/MRRM: ABI documentation for /sys/devices/system/memory/rangeX Tony Luck
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