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Sender: Tejun Heo <htejun@gmail.com>
Date:   Mon, 13 Sep 2021 07:03:06 -1000
From:   Tejun Heo <tj@kernel.org>
To:     Marco Elver <elver@google.com>
Cc:     Andrew Morton <akpm@linux-foundation.org>,
        Shuah Khan <skhan@linuxfoundation.org>,
        Lai Jiangshan <jiangshanlai@gmail.com>,
        Andrey Konovalov <andreyknvl@gmail.com>,
        Walter Wu <walter-zh.wu@mediatek.com>,
        Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
        Thomas Gleixner <tglx@linutronix.de>,
        Andrey Ryabinin <ryabinin.a.a@gmail.com>,
        Alexander Potapenko <glider@google.com>,
        Dmitry Vyukov <dvyukov@google.com>,
        Vijayanand Jitta <vjitta@codeaurora.org>,
        Vinayak Menon <vinmenon@codeaurora.org>,
        "Gustavo A. R. Silva" <gustavoars@kernel.org>,
        kasan-dev@googlegroups.com, linux-kernel@vger.kernel.org,
        linux-mm@kvack.org, Aleksandr Nogikh <nogikh@google.com>,
        Taras Madan <tarasmadan@google.com>
Subject: Re: [PATCH v2 6/6] workqueue, kasan: avoid alloc_pages() when
 recording stack
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References: <20210913112609.2651084-1-elver@google.com>
 <20210913112609.2651084-7-elver@google.com>
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On Mon, Sep 13, 2021 at 01:26:09PM +0200, Marco Elver wrote:
> While there is an increased risk of failing to insert the stack trace,
> this is typically unlikely, especially if the same insertion had already
> succeeded previously (stack depot hit). For frequent calls from the same
> location, it therefore becomes extremely unlikely that
> kasan_record_aux_stack_noalloc() fails.
> 
> Link: https://lkml.kernel.org/r/20210902200134.25603-1-skhan@linuxfoundation.org
> Reported-by: Shuah Khan <skhan@linuxfoundation.org>
> Signed-off-by: Marco Elver <elver@google.com>
> Tested-by: Shuah Khan <skhan@linuxfoundation.org>
> Acked-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>

Acked-by: Tejun Heo <tj@kernel.org>

Please feel free to route with the rest of series or if you want me to take
these through the wq tree, please let me know.

Thanks.

-- 
tejun