From patchwork Mon Aug 8 07:13:08 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guo Ren X-Patchwork-Id: 12938517 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 83BB9C00140 for ; Mon, 8 Aug 2022 07:14:22 +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=82Z3TnUhXL0ukgntI1o5miFIQiddYja3owAOZehczt4=; b=KfHqxbBidzuSR8 jEGey85xztuRhg1J5XmoJ9sxai6fKRyUJrBEghCIXL/1MTsGaDcwgqXv5S86UCTBzLE4T9An7Wjlv UNAlLdg4lO2YXiaceJkwt4KmwT8Gk6zV2JPeB3ayS2umz1haRuRCsk/4Wx15YnqNWtziSOc5pcBDr 8c1ygcPONT0kHNGYdmyAwHJUpTswUim4BoQ17T3IFGs8PzTBhsNT29VshtAo2dqHjZjM8zBj2NF2C 6QbBjOMqxmRfa3TIbZzlIw/76ZEOPyU1mtBAWrGS23JSzMQeWuwSOlbJIIl+LuV4p+RzVC8xsykRP TjQZ79QeeOcb+MZ5fZtw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oKwxo-00C1sf-HR; Mon, 08 Aug 2022 07:14:12 +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 1oKwxl-00C1oQ-BN for linux-riscv@lists.infradead.org; Mon, 08 Aug 2022 07:14:10 +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 213ACB80E13; 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 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220808_001409_547449_049FAF55 X-CRM114-Status: UNSURE ( 8.44 ) X-CRM114-Notice: Please train this message. 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: , Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org 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 +#ifdef CONFIG_QUEUED_SPINLOCKS +#include +#else #include +#endif #include /* See include/linux/spinlock.h */