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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 59D65C677F1 for ; Sun, 15 Jan 2023 16:02:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231556AbjAOQCO (ORCPT ); Sun, 15 Jan 2023 11:02:14 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59880 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231480AbjAOQBF (ORCPT ); Sun, 15 Jan 2023 11:01:05 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7F7861352F; Sun, 15 Jan 2023 08:00:36 -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 227FAB80B8B; Sun, 15 Jan 2023 16:00:35 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4123CC433D2; Sun, 15 Jan 2023 16:00:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1673798433; bh=a+5QZf9cRg0N2ZzfrrrGF2H31LP1zc5XIp+raVH9xP4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=eeATq3GeOjDCnHtOuIlblgyo54bNCI8Be+rNhdZO3EH1ekeEJDMyGH66ChnMB+NWj I+ZhDDI8WeAibt7FSddSrGJuVDOdYgIVjVL8tfnyZ+h5JWyxroyMQOMIqrxpE1uO2Y l2EGhswWLUQM0+iDWNaX1hM7+KjMIx10mq5JVRhs7x+1iVddB9DLhpryCAsh+XaSLB tLjBCyWIXEpy8OuKgl+/a7qYz7DgQeJ9ssf9IosOGNqVsevHbCxuqLhCqoUSa1PveT mO71cZVCTOxn7pDzuJKFU4seP2uSYCYyx0FJS+EdPP54bTlJBKtb5jyz8lqJa2QIEh pHrgbTj3v8z7w== From: Jisheng Zhang To: Paul Walmsley , Palmer Dabbelt , Albert Ou , Anup Patel , Atish Patra , Heiko Stuebner , Conor Dooley , Andrew Jones Cc: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, kvm@vger.kernel.org, kvm-riscv@lists.infradead.org Subject: [PATCH v4 07/13] riscv: fpu: switch has_fpu() to riscv_has_extension_likely() Date: Sun, 15 Jan 2023 23:49:47 +0800 Message-Id: <20230115154953.831-8-jszhang@kernel.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20230115154953.831-1-jszhang@kernel.org> References: <20230115154953.831-1-jszhang@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Switch has_fpu() 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: 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/switch_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 *prev, 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; } -- 2.38.1