From nobody Sat Apr 11 20:56:56 2026 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 B4243C00140 for ; Mon, 8 Aug 2022 07:14:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236421AbiHHHOp (ORCPT ); Mon, 8 Aug 2022 03:14:45 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55384 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235891AbiHHHOJ (ORCPT ); Mon, 8 Aug 2022 03:14:09 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1B25412A84; Mon, 8 Aug 2022 00:14:08 -0700 (PDT) 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 dfw.source.kernel.org (Postfix) with ESMTPS id 62E9860CD4; Mon, 8 Aug 2022 07:14:07 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C1E9AC43144; Mon, 8 Aug 2022 07:14:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1659942846; bh=WoY94/J8cfzum9irmyRxRUySe4AhzCRGKz56Za4j0Us=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Dmp61UFU8SA/lRXSMwulcK8hsmZHXKxWNoltZU6J1+C0Tl1VlTX6NbEQpqhjmwwC0 aC2JsVf6ET8hY6KdAULsOP5se+CPera0Vk+WakOUOMR2TfRuAJrA/5K2ZuXBQFJXhN b1vZCmK7gyPtayyCTr39QKIDO4xmLbUcZf2eYISecYjR0isYe5RDarzFsF3t8RE3rC F5O/b5SdogsbAuMSc5EZn5LAL3v4OSBUnsf69xe1NxDIPiRTe5IsbD1ct861I21LXy gt8cZJsiA/wU0qpb7KnvWYckD8OOBtFM/nIGT+ZxpzSQB79WHN0CgQNfNOrkQX70Wc yOkxvWPJg/ahA== From: guoren@kernel.org To: palmer@rivosinc.com, heiko@sntech.de, hch@infradead.org, arnd@arndb.de, peterz@infradead.org, will@kernel.org, boqun.feng@gmail.com, longman@redhat.com, shorne@gmail.com, conor.dooley@microchip.com Cc: linux-csky@vger.kernel.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, Guo Ren , Guo Ren Subject: [PATCH V9 05/15] asm-generic: spinlock: Add queued spinlock support in common header Date: Mon, 8 Aug 2022 03:13:08 -0400 Message-Id: <20220808071318.3335746-6-guoren@kernel.org> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220808071318.3335746-1-guoren@kernel.org> References: <20220808071318.3335746-1-guoren@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" From: Guo Ren Select queued spinlock or ticket lock by CONFIG_QUEUED_SPINLOCKS in the common header file. Define smp_mb__after_spinlock with smp_mb() as default. Signed-off-by: Guo Ren Signed-off-by: Guo Ren --- include/asm-generic/spinlock.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/include/asm-generic/spinlock.h b/include/asm-generic/spinlock.h index 6f5a1b838ca2..349cdb46a99c 100644 --- a/include/asm-generic/spinlock.h +++ b/include/asm-generic/spinlock.h @@ -3,7 +3,11 @@ #ifndef __ASM_GENERIC_SPINLOCK_H #define __ASM_GENERIC_SPINLOCK_H =20 +#ifdef CONFIG_QUEUED_SPINLOCKS +#include +#else #include +#endif #include =20 /* See include/linux/spinlock.h */ --=20 2.36.1