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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 6C02EC3DA42 for ; Sun, 14 Jul 2024 20:30:54 +0000 (UTC) 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:Cc:To:In-Reply-To:References:Date: Message-Id:From:Subject:MIME-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=SrCjv+a3rHlTGRAXCwVuJS293XdA93fBCXPYw8rU8jg=; b=PKiWipcrfHFoHD R4ERi9nwfdE2oDQvZZCBfzgZoloo8kGXpKdMarr7UAO8o+qyKHViDZDZdQ/obWT94qvgbcoayXqLp WrK0EbQlb3Ec0nrSgJrN+T13QZUpNzq3dtzxLRitU7y8h9m9ys4X0Ap101MYq2xcrCmO2xtcKYAhp nGpil//bBjfB2mpNx9WsSM3eq6k2EnksGCYkrG9Ho9Bn5f+EFmzjGfxMnZy7k51foSNv2F2hDAHQe JGwKRq6XGh7VMPtV5bJ24obfyWavFcbmxqtaw4amqri9SBc99LdIT5qZK+mEWt/dyhgp4WYISnYed KNjrAwv9Y64HO2csZ+uA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sT5rk-000000056f1-3rlF; Sun, 14 Jul 2024 20:30:40 +0000 Received: from sin.source.kernel.org ([145.40.73.55]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sT5rg-000000056dA-1tP2; Sun, 14 Jul 2024 20:30:38 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sin.source.kernel.org (Postfix) with ESMTP id 730B2CE0B69; Sun, 14 Jul 2024 20:30:34 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id ABCA4C4AF0D; Sun, 14 Jul 2024 20:30:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1720989033; bh=7Led/oHRXD3s7j73IFMTG9wReZsOlmEHlJdPHk/opJg=; h=Subject:From:Date:References:In-Reply-To:To:Cc:From; b=W9eqaL9pvfM77uEhVwmfz8T6x6kZc1JGseTizsphX3p+MjLtBtEq/RUE9qR4INtym a7w1KdCnav6UBnBlcYVp7k5xqVEGxujhn0PSOJGZJV4Iv8P6Wm3MqxfBPtrTKfdgyH Ha1H9YPgKpguqGpzP2sE8gCplRiHFfZaPhQvtLvhOls0sCBpzBiS3edj7LeULEXdOV px/V35jeZxqiKLOIlcTSBZ5CLyJG673gzdngpd9QTMiO2BIXJ7I2x2gVPyaudLqNgL lc4/yo6NvUSMi2hOIoAUKtCFXdb26Tp0fQ1eL2n48jpFu7DYDJcVZC7ehJe6u4joT5 mONmPoCn53N3Q== Received: from aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (localhost.localdomain [127.0.0.1]) by aws-us-west-2-korg-oddjob-1.ci.codeaurora.org (Postfix) with ESMTP id 999F4C43153; Sun, 14 Jul 2024 20:30:33 +0000 (UTC) MIME-Version: 1.0 Subject: Re: [PATCH v3 0/6] riscv: Apply Zawrs when available From: patchwork-bot+linux-riscv@kernel.org Message-Id: <172098903362.7439.8760600001594796975.git-patchwork-notify@kernel.org> Date: Sun, 14 Jul 2024 20:30:33 +0000 References: <20240426100820.14762-8-ajones@ventanamicro.com> In-Reply-To: <20240426100820.14762-8-ajones@ventanamicro.com> To: Andrew Jones Cc: linux-riscv@lists.infradead.org, kvm-riscv@lists.infradead.org, devicetree@vger.kernel.org, paul.walmsley@sifive.com, palmer@dabbelt.com, aou@eecs.berkeley.edu, conor.dooley@microchip.com, anup@brainfault.org, atishp@atishpatra.org, robh@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, christoph.muellner@vrull.eu, heiko@sntech.de, charlie@rivosinc.com, David.Laight@ACULAB.COM, parri.andrea@gmail.com, luxu.kernel@bytedance.com X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240714_133036_691442_2289E378 X-CRM114-Status: GOOD ( 10.73 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Hello: This series was applied to riscv/linux.git (for-next) by Palmer Dabbelt : On Fri, 26 Apr 2024 12:08:20 +0200 you wrote: > Zawrs provides two instructions (wrs.nto and wrs.sto), where both are > meant to allow the hart to enter a low-power state while waiting on a > store to a memory location. The instructions also both wait an > implementation-defined "short" duration (unless the implementation > terminates the stall for another reason). The difference is that while > wrs.sto will terminate when the duration elapses, wrs.nto, depending on > configuration, will either just keep waiting or an ILL exception will be > raised. Linux will use wrs.nto, so if platforms have an implementation > which falls in the "just keep waiting" category (which is not expected), > then it should _not_ advertise Zawrs in the hardware description. > > [...] Here is the summary with links: - [v3,1/6] riscv: Provide a definition for 'pause' https://git.kernel.org/riscv/c/6da111574baf - [v3,2/6] dt-bindings: riscv: Add Zawrs ISA extension description https://git.kernel.org/riscv/c/6d5852811600 - [v3,3/6] riscv: Add Zawrs support for spinlocks https://git.kernel.org/riscv/c/b8ddb0df30f9 - [v3,4/6] riscv: hwprobe: export Zawrs ISA extension https://git.kernel.org/riscv/c/244c18fbf64a - [v3,5/6] KVM: riscv: Support guest wrs.nto https://git.kernel.org/riscv/c/86d6a86e59e3 - [v3,6/6] KVM: riscv: selftests: Add Zawrs extension to get-reg-list test https://git.kernel.org/riscv/c/f2c43c61160e You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv