Linux-ACPI Archive on
 help / color / Atom feed
From: "Rafael J. Wysocki" <>
To: Keith Busch <>
Cc: Linux Kernel Mailing List <>,
	ACPI Devel Maling List <>,
	Rafael Wysocki <>,
	Dave Hansen <>,
	Dan Williams <>
Subject: Re: [PATCH 3/3] acpi/hmat: Skip publishing target info for nodes with no online memory
Date: Mon, 12 Aug 2019 10:59:58 +0200
Message-ID: <> (raw)
In-Reply-To: <>

On Mon, Aug 5, 2019 at 4:30 PM Keith Busch <> wrote:
> From: Dan Williams <>
> There are multiple scenarios where the HMAT may contain information
> about proximity domains that are not currently online. Rather than fail
> to report any HMAT data just elide those offline domains.
> If and when those domains are later onlined they can be added to the
> HMEM reporting at that point.
> This was found while testing EFI_MEMORY_SP support which reserves
> "specific purpose" memory from the general allocation pool. If that
> reservation results in an empty numa-node then the node is not marked
> online leading a spurious:
>     "acpi/hmat: Ignoring HMAT: Invalid table"
> ...result for HMAT parsing.
> Reviewed-by: Dave Hansen <>
> Reviewed-by: Keith Busch <>
> Acked-by: Rafael J. Wysocki <>
> Signed-off-by: Dan Williams <>

When you send somebody else's patches, you should sign them off as a
rule, but since you sent this one with your own R-by, I converted that
to a S-o-b.

  reply index

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-05 14:27 [PATCH 0/3] HMAT node online fixes Keith Busch
2019-08-05 14:27 ` [PATCH 1/3] hmat: Register memory-side cache after parsing Keith Busch
2019-08-05 14:27 ` [PATCH 2/3] hmat: Register attributes for memory hot add Keith Busch
2019-08-05 14:27 ` [PATCH 3/3] acpi/hmat: Skip publishing target info for nodes with no online memory Keith Busch
2019-08-12  8:59   ` Rafael J. Wysocki [this message]
2019-08-26  9:05     ` Rafael J. Wysocki

Reply instructions:

You may reply publically 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:

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \ \ \ \ \ \ \ \

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

Linux-ACPI Archive on

Archives are clonable:
	git clone --mirror linux-acpi/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 linux-acpi linux-acpi/ \
	public-inbox-index linux-acpi

Newsgroup available over NNTP:

AGPL code for this site: git clone public-inbox