linux-kernel - [PATCH 2/2] hung_task: add docs for hung_task_detect

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Message-ID: <20241022114736.83285-3-ioworker0@gmail.com>
Date: Tue, 22 Oct 2024 19:47:36 +0800
From: Lance Yang <ioworker0@...il.com>
To: akpm@...ux-foundation.org
Cc: cunhuang@...cent.com,
	leonylgao@...cent.com,
	j.granados@...sung.com,
	jsiddle@...hat.com,
	kent.overstreet@...ux.dev,
	21cnbao@...il.com,
	ryan.roberts@....com,
	david@...hat.com,
	ziy@...dia.com,
	libang.li@...group.com,
	baolin.wang@...ux.alibaba.com,
	linux-kernel@...r.kernel.org,
	linux-mm@...ck.org,
	Lance Yang <ioworker0@...il.com>,
	Mingzhe Yang <mingzhe.yang@...com>
Subject: [PATCH 2/2] hung_task: add docs for hung_task_detect_count

This commit introduces documentation for hung_task_detect_count in
kernel.rst.

Signed-off-by: Mingzhe Yang <mingzhe.yang@...com>
Signed-off-by: Lance Yang <ioworker0@...il.com>
---
 Documentation/admin-guide/sysctl/kernel.rst | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/Documentation/admin-guide/sysctl/kernel.rst b/Documentation/admin-guide/sysctl/kernel.rst
index f8bc1630eba0..b2b36d0c3094 100644
--- a/Documentation/admin-guide/sysctl/kernel.rst
+++ b/Documentation/admin-guide/sysctl/kernel.rst
@@ -401,6 +401,15 @@ The upper bound on the number of tasks that are checked.
 This file shows up if ``CONFIG_DETECT_HUNG_TASK`` is enabled.
 
 
+hung_task_detect_count
+======================
+
+Indicates the total number of tasks that have been detected as hung since
+the system boot.
+
+This file shows up if ``CONFIG_DETECT_HUNG_TASK`` is enabled.
+
+
 hung_task_timeout_secs
 ======================
 
-- 
2.45.2