From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3F2C7C433EF for ; Fri, 15 Oct 2021 07:29:23 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id EBD1A61073 for ; Fri, 15 Oct 2021 07:29:22 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org EBD1A61073 Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=suse.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=J+WVAD8C2WCr2lST6Zxm1z40pddXQ9g+aHcoQuCfixk=; b=oxjg03tICHdsgw x+1KCigoThmY9lUAM7x1yCNNdBFYzDdAwc26IoM5UzYusgiYtSBsxtKpWQkTenXBixZp2mLxKj47d oDLOUdqDgG3fg2sFity0oMrQppKpCngXXnQ0RH5gKpBS/BVhQmb3FRdQ/1so2zRldKmSwkVQPXP2c VZ4QWa172pHeqXSRlZEWMNb51IUxfs3j9jswffFol/iGKqDuUguLQlZb35FKi+AJpa1qNvpNXHjO6 Zs9SSgS1cyA7Fk69csPd8lyD5GPE40KQ4aKiRA4cFY3uohbzhbO7i+TZ9Z0U5FL+hFMVtxFD0Rz99 luB3aWDtTfsteNPnStdw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mbHeO-005iGe-FS; Fri, 15 Oct 2021 07:29:08 +0000 Received: from smtp-out1.suse.de ([195.135.220.28]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mbHeL-005iEp-0x for linux-riscv@lists.infradead.org; Fri, 15 Oct 2021 07:29:07 +0000 Received: from relay2.suse.de (relay2.suse.de [149.44.160.134]) by smtp-out1.suse.de (Postfix) with ESMTP id 8F2FE21A5F; Fri, 15 Oct 2021 07:29:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1634282942; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=ajbOHu+rClKJMCVN9IOrg9A779y/UiP4OhkzJFOjSQ0=; b=Kgq5rJkdVrVP4IDhfsKBOlKRbJj/ElwH9MtJu3TB/6DSQyKaBrnGTAZEUIHTm9Wg9/R9yP gS+2GjVcOOgJ8gcQFMUqXpN0t0LxD5W1VSXuJRJZSg5ELwNykVEIFOvyYognnuQg7wAlZK xUQAgCSdgE9t8+fHmbr613MI5spEt8o= Received: from suse.cz (unknown [10.100.224.162]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by relay2.suse.de (Postfix) with ESMTPS id 7FDD2A3B84; Fri, 15 Oct 2021 07:29:01 +0000 (UTC) Date: Fri, 15 Oct 2021 09:28:58 +0200 From: Petr Mladek To: =?utf-8?B?546L6LSH?= Cc: Guo Ren , Steven Rostedt , Ingo Molnar , "James E.J. Bottomley" , Helge Deller , Michael Ellerman , Benjamin Herrenschmidt , Paul Mackerras , Paul Walmsley , Palmer Dabbelt , Albert Ou , Thomas Gleixner , Borislav Petkov , x86@kernel.org, "H. Peter Anvin" , Josh Poimboeuf , Jiri Kosina , Miroslav Benes , Joe Lawrence , Colin Ian King , Masami Hiramatsu , "Peter Zijlstra (Intel)" , Nicholas Piggin , Jisheng Zhang , linux-csky@vger.kernel.org, linux-kernel@vger.kernel.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, live-patching@vger.kernel.org Subject: Re: [PATCH v3 1/2] ftrace: disable preemption between ftrace_test_recursion_trylock/unlock() Message-ID: References: <609b565a-ed6e-a1da-f025-166691b5d994@linux.alibaba.com> <7e4738b5-21d4-c4d0-3136-a096bbb5cd2c@linux.alibaba.com> <5e907ed3-806b-b0e5-518d-d2f3b265377f@linux.alibaba.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <5e907ed3-806b-b0e5-518d-d2f3b265377f@linux.alibaba.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211015_002905_253876_BA00DBC2 X-CRM114-Status: GOOD ( 39.76 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 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