From nobody Mon Sep 15 18:02:39 2025 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 93D89C678D5 for ; Wed, 11 Jan 2023 17:21:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239322AbjAKRVi (ORCPT ); Wed, 11 Jan 2023 12:21:38 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49658 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238284AbjAKRVK (ORCPT ); Wed, 11 Jan 2023 12:21:10 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D47D3164B7; Wed, 11 Jan 2023 09:21:09 -0800 (PST) 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 85B1AB81B79; Wed, 11 Jan 2023 17:21:08 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C764EC433F1; Wed, 11 Jan 2023 17:21:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1673457667; bh=ZZbNK1MSY8P4rukKkUHVGmvzf9kfXc1zq+8A+JZHFy4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=u1gsJ0ZpyP7xSdrHXOtzajlWsoeDRdoq0kC7WCc/j084lmL33+LWIDjc8kZ+DBFAv 7V7nETI9PWsBz6XDcxxpXogkfBxx4BXKXdSuUV8R2mGo5RzRfucP5qxNl5xl5SKDbU AfKARehtE7S77bev8DMfOL5Q367VEFp2vXobvBxiRTVyM+5fvgExVytYF6gVj99vFM wIVEcf2E7iGhjtxCfzW7Hbqvi1Aw8dKOHgz8o9H1N5X9IU+xpz2M89sxgPfAI4oCHv ny6h3H9ejIT1bKEDqADSEYemvJkq/HGJuVSUfTZzyPcFnfQ9U/wxXA3OYLUiv29dRM GfCO2qYI7uyVw== 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 Subject: [PATCH v3 07/13] riscv: fpu: switch has_fpu() to riscv_has_extension_likely() Date: Thu, 12 Jan 2023 01:10:21 +0800 Message-Id: <20230111171027.2392-8-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 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Switch has_fpu() from statich branch to the new helper riscv_has_extension_likely(). Signed-off-by: Jisheng Zhang Reviewed-by: Andrew Jones Reviewed-by: Heiko Stuebner Reviewed-by: Conor Dooley --- arch/riscv/include/asm/switch_to.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/riscv/include/asm/switch_to.h b/arch/riscv/include/asm/sw= itch_to.h index 11463489fec6..60f8ca01d36e 100644 --- a/arch/riscv/include/asm/switch_to.h +++ b/arch/riscv/include/asm/switch_to.h @@ -59,7 +59,8 @@ static inline void __switch_to_aux(struct task_struct *pr= ev, =20 static __always_inline bool has_fpu(void) { - return static_branch_likely(&riscv_isa_ext_keys[RISCV_ISA_EXT_KEY_FPU]); + return riscv_has_extension_likely(RISCV_ISA_EXT_f) || + riscv_has_extension_likely(RISCV_ISA_EXT_d); } #else static __always_inline bool has_fpu(void) { return false; } --=20 2.38.1