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Message-ID: <20200810072847.921-1-walter-zh.wu@mediatek.com>
Date: Mon, 10 Aug 2020 15:28:47 +0800
From: Walter Wu <walter-zh.wu@...iatek.com>
To: Andrey Ryabinin <aryabinin@...tuozzo.com>,
Alexander Potapenko <glider@...gle.com>,
Dmitry Vyukov <dvyukov@...gle.com>,
Matthias Brugger <matthias.bgg@...il.com>,
Jonathan Corbet <corbet@....net>
CC: <kasan-dev@...glegroups.com>, <linux-mm@...ck.org>,
<linux-kernel@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
wsd_upstream <wsd_upstream@...iatek.com>,
<linux-mediatek@...ts.infradead.org>,
Walter Wu <walter-zh.wu@...iatek.com>
Subject: [PATCH 5/5] kasan: update documentation for generic KASAN
Generic KASAN support to record the last two timer and workqueue
stacks and print them in KASAN report. So that need to update
documentation.
Signed-off-by: Walter Wu <walter-zh.wu@...iatek.com>
Cc: Andrey Ryabinin <aryabinin@...tuozzo.com>
Cc: Dmitry Vyukov <dvyukov@...gle.com>
Cc: Alexander Potapenko <glider@...gle.com>
Cc: Jonathan Corbet <corbet@....net>
---
Documentation/dev-tools/kasan.rst | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/Documentation/dev-tools/kasan.rst b/Documentation/dev-tools/kasan.rst
index fede42e6536b..5a4c5da8bda8 100644
--- a/Documentation/dev-tools/kasan.rst
+++ b/Documentation/dev-tools/kasan.rst
@@ -193,8 +193,8 @@ function calls GCC directly inserts the code to check the shadow memory.
This option significantly enlarges kernel but it gives x1.1-x2 performance
boost over outline instrumented kernel.
-Generic KASAN prints up to 2 call_rcu() call stacks in reports, the last one
-and the second to last.
+Generic KASAN prints up to 2 call_rcu() call stacks, timer queueing stacks,
+and workqueue queueing stacks in reports, the last one and the second to last.
Software tag-based KASAN
~~~~~~~~~~~~~~~~~~~~~~~~
--
2.18.0
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