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 70044C46467 for ; Wed, 11 Jan 2023 17:21:35 +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:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=D2oARNupNmsHxxNnbJgVckdkOj7HdGCwjqq6W6T6Klk=; b=u0KxpUr4JhJh0V EytaBGx6ylYMr2/FgLwDSc3rxsX8FUZBXIBpaItOTuQYbKL9SDyZn3CDk30j8q/ljovD0r21luZCd ZalU9xat9wYBd0iHKLR4KTfZcLNKttjgeystPi+lXbivEUyx/eWr8Xyyyr0v0I/QMqvSl+HqZ3tOJ tk/7BP/diyaSok6gE37uRZDRHaEt6DlFFYkTOpYg94zKw45jR9cUoKUBOyeXaYratyUYJp10ALW2J 8fKenZ419qLjY2AUM8zzdbF/fCg9BGSXXjYUGGEU75bm9qOG5UI3dKGjDIPriU7wwCHVoiMSBPxOK PiN31EjsDZUtijary74g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pFen1-00CMXN-A2; Wed, 11 Jan 2023 17:21:27 +0000 Received: from ams.source.kernel.org ([145.40.68.75]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pFemw-00CMOa-9w; Wed, 11 Jan 2023 17:21:23 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id DB135B81B79; Wed, 11 Jan 2023 17:21:20 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C0EE5C433F2; Wed, 11 Jan 2023 17:21:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1673457679; bh=An7932QyRN88UCepeRWQ6p08wUO6xw7m46s6odwiow0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KKs/0/VFSvU2SnllZ+uG+nxnYXbVkIe8lRcr3KSHKo6td8KIyNPrEPYX+QoGpC/0v IEbh7jBwyWqO20/l1BHxElXPwMPMBVvoezH1TdXTGQoiHcIwGQpsHFy0v3rlQqddgY By77PW+uxHCcFntfWDM/+0mG7/riTiw+S30o/6l2ZOJUBQO0YoFdFC9aEcmFfeRvmM bJTABO8ubZBVg0mlVot9/EPqeoJcuk/QIINFGIiQ/ueeC+sMXAXsIOSDWnLhZ/2L5J irN93MKeyPBSmq6NGqqcrtZ2sLqS2WNNOmDUEKlKjfKfsxSz/V8vsHWLrURyC51ALz y0y3ESvmyldoA== From: Jisheng Zhang To: Paul Walmsley , Palmer Dabbelt , Albert Ou , Anup Patel , Atish Patra , Heiko Stuebner Cc: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, Andrew Jones , Guo Ren Subject: [PATCH v3 11/13] riscv: cpu_relax: switch to riscv_has_extension_likely() Date: Thu, 12 Jan 2023 01:10:25 +0800 Message-Id: <20230111171027.2392-12-jszhang@kernel.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230111171027.2392-1-jszhang@kernel.org> References: <20230111171027.2392-1-jszhang@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230111_092122_544990_4082F5AB X-CRM114-Status: GOOD ( 12.44 ) 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 Switch cpu_relax() from static branch to the new helper riscv_has_extension_likely() Signed-off-by: Jisheng Zhang Reviewed-by: Andrew Jones Reviewed-by: Heiko Stuebner Reviewed-by: Guo Ren --- arch/riscv/include/asm/vdso/processor.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/riscv/include/asm/vdso/processor.h b/arch/riscv/include/asm/vdso/processor.h index fa70cfe507aa..edf0e25e43d1 100644 --- a/arch/riscv/include/asm/vdso/processor.h +++ b/arch/riscv/include/asm/vdso/processor.h @@ -10,7 +10,7 @@ static inline void cpu_relax(void) { - if (!static_branch_likely(&riscv_isa_ext_keys[RISCV_ISA_EXT_KEY_ZIHINTPAUSE])) { + if (!riscv_has_extension_likely(RISCV_ISA_EXT_ZIHINTPAUSE)) { #ifdef __riscv_muldiv int dummy; /* In lieu of a halt instruction, induce a long-latency stall. */ -- 2.38.1 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv