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[23.128.96.18]) by mx.google.com with ESMTP id x185si6844055pgd.359.2022.01.24.11.11.26; Mon, 24 Jan 2022 11:11:39 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@google.com header.s=20210112 header.b=lf093Poa; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=google.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239223AbiAXMV2 (ORCPT + 99 others); Mon, 24 Jan 2022 07:21:28 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34714 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238910AbiAXMV1 (ORCPT ); Mon, 24 Jan 2022 07:21:27 -0500 Received: from mail-ot1-x32b.google.com (mail-ot1-x32b.google.com [IPv6:2607:f8b0:4864:20::32b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 66E14C061401 for ; Mon, 24 Jan 2022 04:21:27 -0800 (PST) Received: by mail-ot1-x32b.google.com with SMTP id y11-20020a0568302a0b00b0059a54d66106so22018963otu.0 for ; Mon, 24 Jan 2022 04:21:27 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=5HHwOHpu3DODX4uWQ1+JZsd1/iIv5h6cdRibus7mBoQ=; b=lf093PoaWmusMgbiWy/WDpNTxiGQ8V5bvGmNAVRCS7jWCTTUL3SvfmEUxY+2pcHc7x zhpDlcNUDYTQub/RIKGlX2iDEwmyowOkMcFSp1fD/sSe0PxMuEP6Iqx9L1voRUFeqlt2 85EUPdAFScwMwM1thEV/3TbCbQ6SndwlDnZylNYQxLTJRMXIG5dOt7mCubuFU5zvZPeQ PCYslMpSLeZzcQbq+6ho807GRSEOEibqCUZ1e3hoD6Y0M7ifNYMJF2vyaBhBmdVXtsxY Oub8NhYRxSmPX+89FDlveehVTV9p+4MIjScv2djqoYjLokXFVW4wISpaV7KfHCGxmQ2/ gAQA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=5HHwOHpu3DODX4uWQ1+JZsd1/iIv5h6cdRibus7mBoQ=; b=6LjI9WlkafwiIBTSWitH/qki+hxlcrboKX8bxW9DqH4YJLkXxZNSiY5AfkJ6/qmt+y CO/jcZXYBsol7/gkNHBOdj+iqgYAveado+PKBqCC+AO7nD8mfIe8eCwkEnXQ9LStlkBv SmDoSX5hHMlsJKRmKNXtr4xONqYDWKBlgLHovmdubFzvVSQQFEP//E0mTKIgKhApqoQT MewnoJNvbDHJBtQCO4BXEbJPGTeRFa4y2FHNTvKD9Fqo39qC7Q4Ab0CIh4mKVn3vzQbx qtGtYq2Kwa313EGVKvw9+H2qBMG1oz5JvancsHxSnL7nX4QZxF57l2YMZOWkYGG2XujX ea9w== X-Gm-Message-State: AOAM531opm2MGsYVAcrV3PS+eSRLW7EQ9gpASRBW/Rtrk7wTIYN7LUIF ErFilEW68zJb38XmD4VDP37mQbVd3WiAdUFnXHap2Q== X-Received: by 2002:a9d:58c7:: with SMTP id s7mr11139396oth.246.1643026886411; Mon, 24 Jan 2022 04:21:26 -0800 (PST) MIME-Version: 1.0 References: <20220124025205.329752-1-liupeng256@huawei.com> <20220124025205.329752-4-liupeng256@huawei.com> <261a5287-af0d-424e-d209-db887d952a74@huawei.com> In-Reply-To: <261a5287-af0d-424e-d209-db887d952a74@huawei.com> From: Marco Elver Date: Mon, 24 Jan 2022 13:21:15 +0100 Message-ID: Subject: Re: [PATCH RFC 3/3] kfence: Make test case compatible with run time set sample interval To: "liupeng (DM)" Cc: glider@google.com, dvyukov@google.com, corbet@lwn.net, sumit.semwal@linaro.org, christian.koenig@amd.com, akpm@linux-foundation.org, kasan-dev@googlegroups.com, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linaro-mm-sig@lists.linaro.org, linux-mm@kvack.org Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 24 Jan 2022 at 13:19, liupeng (DM) wrote: [...] > When KFENCE pool size can be adjusted by boot parameters(assumption), > automatically test and train KFENCE may be useful. So far, exporting > kfence.sample_interval is not necessary. I'm not opposed to the patch (I've also run into this issue, but not too frequently) - feel free to just send it with EXPORT_SYMBOL_GPL. Thanks, -- Marco