From: Andrew Morton <akpm@linux-foundation.org>
To: mm-commits@vger.kernel.org, wangkefeng.wang@huawei.com,
tony.luck@intel.com, shy828301@gmail.com, rientjes@google.com,
naoya.horiguchi@nec.com, jiaqiyan@google.com,
akpm@linux-foundation.org
Subject: [merged mm-stable] mm-memory-failure-document-memory-failure-stats.patch removed from -mm tree
Date: Thu, 02 Feb 2023 22:38:18 -0800 [thread overview]
Message-ID: <20230203063818.D9F7AC433EF@smtp.kernel.org> (raw)
The quilt patch titled
Subject: mm: memory-failure: document memory failure stats
has been removed from the -mm tree. Its filename was
mm-memory-failure-document-memory-failure-stats.patch
This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: Jiaqi Yan <jiaqiyan@google.com>
Subject: mm: memory-failure: document memory failure stats
Date: Fri, 20 Jan 2023 03:46:22 +0000
Add documentation for memory_failure's per NUMA node sysfs entries
Link: https://lkml.kernel.org/r/20230120034622.2698268-4-jiaqiyan@google.com
Signed-off-by: Jiaqi Yan <jiaqiyan@google.com>
Acked-by: Naoya Horiguchi <naoya.horiguchi@nec.com>
Cc: David Rientjes <rientjes@google.com>
Cc: Kefeng Wang <wangkefeng.wang@huawei.com>
Cc: Tony Luck <tony.luck@intel.com>
Cc: Yang Shi <shy828301@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
--- a/Documentation/ABI/stable/sysfs-devices-node~mm-memory-failure-document-memory-failure-stats
+++ a/Documentation/ABI/stable/sysfs-devices-node
@@ -182,3 +182,42 @@ Date: November 2021
Contact: Jarkko Sakkinen <jarkko@kernel.org>
Description:
The total amount of SGX physical memory in bytes.
+
+What: /sys/devices/system/node/nodeX/memory_failure/total
+Date: January 2023
+Contact: Jiaqi Yan <jiaqiyan@google.com>
+Description:
+ The total number of raw poisoned pages (pages containing
+ corrupted data due to memory errors) on a NUMA node.
+
+What: /sys/devices/system/node/nodeX/memory_failure/ignored
+Date: January 2023
+Contact: Jiaqi Yan <jiaqiyan@google.com>
+Description:
+ Of the raw poisoned pages on a NUMA node, how many pages are
+ ignored by memory error recovery attempt, usually because
+ support for this type of pages is unavailable, and kernel
+ gives up the recovery.
+
+What: /sys/devices/system/node/nodeX/memory_failure/failed
+Date: January 2023
+Contact: Jiaqi Yan <jiaqiyan@google.com>
+Description:
+ Of the raw poisoned pages on a NUMA node, how many pages are
+ failed by memory error recovery attempt. This usually means
+ a key recovery operation failed.
+
+What: /sys/devices/system/node/nodeX/memory_failure/delayed
+Date: January 2023
+Contact: Jiaqi Yan <jiaqiyan@google.com>
+Description:
+ Of the raw poisoned pages on a NUMA node, how many pages are
+ delayed by memory error recovery attempt. Delayed poisoned
+ pages usually will be retried by kernel.
+
+What: /sys/devices/system/node/nodeX/memory_failure/recovered
+Date: January 2023
+Contact: Jiaqi Yan <jiaqiyan@google.com>
+Description:
+ Of the raw poisoned pages on a NUMA node, how many pages are
+ recovered by memory error recovery attempt.
_
Patches currently in -mm which might be from jiaqiyan@google.com are
mm-khugepaged-recover-from-poisoned-anonymous-memory.patch
mm-khugepaged-recover-from-poisoned-file-backed-memory.patch
reply other threads:[~2023-02-03 6:43 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
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=20230203063818.D9F7AC433EF@smtp.kernel.org \
--to=akpm@linux-foundation.org \
--cc=jiaqiyan@google.com \
--cc=linux-kernel@vger.kernel.org \
--cc=mm-commits@vger.kernel.org \
--cc=naoya.horiguchi@nec.com \
--cc=rientjes@google.com \
--cc=shy828301@gmail.com \
--cc=tony.luck@intel.com \
--cc=wangkefeng.wang@huawei.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.