linux-kernel - [PATCH v2 6/6] kasan: update documentation for generic kasan

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Message-ID: <20200824081433.25198-1-walter-zh.wu@mediatek.com>
Date:   Mon, 24 Aug 2020 16:14:33 +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 v2 6/6] 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,
+or workqueue queueing stacks in reports, the last one and the second to last.
 
 Software tag-based KASAN
 ~~~~~~~~~~~~~~~~~~~~~~~~
-- 
2.18.0