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 X-Spam-Level: X-Spam-Status: No, score=-5.3 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 98569C47404 for ; Fri, 4 Oct 2019 17:35:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6B640222BE for ; Fri, 4 Oct 2019 17:35:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=sifive.com header.i=@sifive.com header.b="R8tPzBVI" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388348AbfJDRfq (ORCPT ); Fri, 4 Oct 2019 13:35:46 -0400 Received: from mail-io1-f67.google.com ([209.85.166.67]:33184 "EHLO mail-io1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387948AbfJDRfq (ORCPT ); Fri, 4 Oct 2019 13:35:46 -0400 Received: by mail-io1-f67.google.com with SMTP id z19so15378960ior.0 for ; Fri, 04 Oct 2019 10:35:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; h=date:from:to:cc:subject:in-reply-to:message-id:references :user-agent:mime-version; bh=oovUconFoZBqNagUNSlVfZVpfIZyDqPDT/CS6h4yspg=; b=R8tPzBVIbwYLF10JXGaRyqUSriMYzhv7spR40ceRqO4WuChwvefLVAWFpRT4np59+b j+UGpiP33B6BJRwp3hjm4sKp7obvptYCvBaGlLL3I6gGawFLujuEiwq9EbHLm8YWOUiO f1M0GhgQ73gdfhg9WM8bhULqg4DQmAnjT3UmGwbyfsBLNU5ZpyHpp73HRa3PImj/+0Qa mEVsU4ckdYRg1hlgrujJjaHkVJ082g7/z2qHK+nXBVfYpkXr/rq1R4kk0OraheeJ3LNs RjhBn67cYrrrwYfFvrkFdfaEZeApElHzUsZfa39SnlDL7ImWf6t0V8DgJD7nvbXyGoy/ yqIQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:in-reply-to:message-id :references:user-agent:mime-version; bh=oovUconFoZBqNagUNSlVfZVpfIZyDqPDT/CS6h4yspg=; b=JnirubNLJ26tdZiatBCEi+pVuMKnE1im/ibb8KGXJ4jPy2ChJJWiT3AiILQYbo3z0b iDV7Y5i4LnJXD0I6wwruBM5dbIn7MvVu3XpuTMxyhFUvDaZN03wtSk0j6d3K9+AbGhfb 9kxL9KTWxqZ9GM5L95PlvRTZgEMn8vawsh4NTTqsppZWbjefEFdyNgqm+Nk0QdgahRFm Ll3SjcdDYsExPc06WyuuKDQRfpHCT6ckZ6bm4X6t6HKDtF7o1WfoKZLCAv8Blel+DeBW KjC1ygvcwGUjBzfYt8qzFBqWAYE3aBTCTz/PUzndhU4vQXQ6ZEnxuUeKzDJiAi7s0MD9 fgQg== X-Gm-Message-State: APjAAAUb2CRFFZGWoYlez3wx8J6ZIMr3s8ya/BTt9FDIzCEH2aSihIjP p0cVmsjQReilpacHEG4CW83M6Q== X-Google-Smtp-Source: APXvYqxvYn72ktE7CKz9uGGXhGnh/KTLFuWKIMA57WzZfBVVSihoHoDE+6U4DPpck5tJO94CnT1h3w== X-Received: by 2002:a92:8347:: with SMTP id f68mr16680035ild.216.1570210545382; Fri, 04 Oct 2019 10:35:45 -0700 (PDT) Received: from localhost (67-0-10-3.albq.qwest.net. [67.0.10.3]) by smtp.gmail.com with ESMTPSA id p81sm3621162ilk.86.2019.10.04.10.35.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 04 Oct 2019 10:35:44 -0700 (PDT) Date: Fri, 4 Oct 2019 10:35:44 -0700 (PDT) From: Paul Walmsley X-X-Sender: paulw@viisi.sifive.com To: Palmer Dabbelt cc: linux-riscv@lists.infradead.org, mark.rutland@arm.com, me@carlosedp.com, linux-kernel@vger.kernel.org, joel@sing.id.au, marco@decred.org Subject: Re: [PATCH] RISC-V: Clear load reservations while restoring hart contexts In-Reply-To: <20190925001556.12827-1-palmer@sifive.com> Message-ID: References: <20190925001556.12827-1-palmer@sifive.com> User-Agent: Alpine 2.21.9999 (DEB 301 2018-08-15) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 24 Sep 2019, Palmer Dabbelt wrote: > This is almost entirely a comment. The bug is unlikely to manifest on > existing hardware because there is a timeout on load reservations, but > manifests on QEMU because there is no timeout. > > Signed-off-by: Palmer Dabbelt Thanks, queued for v5.4-rc. - Paul