From: Walter Wu <walter-zh.wu@mediatek.com>
To: Andrey Ryabinin <aryabinin@virtuozzo.com>,
Alexander Potapenko <glider@google.com>,
Dmitry Vyukov <dvyukov@google.com>,
Matthias Brugger <matthias.bgg@gmail.com>,
Jonathan Corbet <corbet@lwn.net>
Cc: <kasan-dev@googlegroups.com>, <linux-mm@kvack.org>,
<linux-kernel@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
wsd_upstream <wsd_upstream@mediatek.com>,
<linux-mediatek@lists.infradead.org>,
Walter Wu <walter-zh.wu@mediatek.com>
Subject: [PATCH v2 6/6] kasan: update documentation for generic kasan
Date: Mon, 24 Aug 2020 16:14:33 +0800 [thread overview]
Message-ID: <20200824081433.25198-1-walter-zh.wu@mediatek.com> (raw)
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@mediatek.com>
Cc: Andrey Ryabinin <aryabinin@virtuozzo.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Alexander Potapenko <glider@google.com>
Cc: Jonathan Corbet <corbet@lwn.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,
+or workqueue queueing stacks in reports, the last one and the second to last.
Software tag-based KASAN
~~~~~~~~~~~~~~~~~~~~~~~~
--
2.18.0
next reply other threads:[~2020-08-24 8:14 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-24 8:14 Walter Wu [this message]
2020-08-24 11:46 ` [PATCH v2 6/6] kasan: update documentation for generic kasan Marco Elver
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