From patchwork Thu Mar 25 07:55:34 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guo Ren X-Patchwork-Id: 12163387 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-17.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 679EEC433C1 for ; Thu, 25 Mar 2021 07:59:53 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D793A619FB for ; Thu, 25 Mar 2021 07:59:52 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D793A619FB Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=desiato.20200630; h=Sender:Content-Transfer-Encoding :Content-Type:MIME-Version:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id: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=CZClBOtmakBvvcbtl15stU1bgx7StSx/WH55rHxovbs=; b=FkU3zPf9tC37Tuz+iHLgRF98fL f5xg2Lw+E1nYFYT/zaj0pl2CEXnt74FXFYQUnIlt+HT+p/lwGXZW1NHyBkfgm2bmmvGpt7Jgl56Ws k6XYD9shnaTz98FPGqUbrGUgLcQGAXpYD37I0yn5hfMErAUas5u2I889M9OPMOXR1BbLfDLf/hdce +E86Ffwkyvwdl5ltrhP89cDLxaacdPu3d91IVsBj3pmiCAI3h5Ac7RwNfgnzGCooiPwZVfjK8wtea FvVqu13+Zl8yWxKNfY+ELhrxelDMLcT1OhMOBD+qicT776S5IIym5nvdaqEdMV7dP+s+SWSS1H37k EycK0RWA==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lPKtw-000rpH-Rz; Thu, 25 Mar 2021 07:59:32 +0000 Received: from mail.kernel.org ([198.145.29.99]) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lPKrQ-000qxy-05 for linux-riscv@lists.infradead.org; Thu, 25 Mar 2021 07:57:06 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id CF121619FE; Thu, 25 Mar 2021 07:56:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1616659014; bh=DsrHsPtWDnnHmn30NT+r18yNYxdqI6C4be+2gqhoyC4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=D8E/I284jod7q+8Y+/9BmCwmitwO8rK9qSibRoUgHctFNXttpRnf38ztrhvhn2dC/ s5C2Dp7z7ySkBRhAEbzmBomepzwOQ0MTttusBtDikgurx3mTh5NX5oINIUIaljkzq5 jFQZkfXCjSowWxrFOjUw8aiEXgf3rI389qe/tXNfwyOEDyG910RbI1XrpuMi5CqP7A uu105HTuz7L9JT2jOaBjjFo1xD9g+4+NfMEiNBoT6dJlGf2sKpl+KllpTyssxQmCLh KsNdIjNavTd9EDiWwJTk31NN7AfUK4Jp1lnHM0VAe+rf6mbM0OeHG9fF5kaelrp3DX cJIZ/8kOBl92w== From: guoren@kernel.org To: guoren@kernel.org, Anup.Patel@wdc.com Cc: linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-csky@vger.kernel.org, linux-arch@vger.kernel.org, tech-unixplatformspec@lists.riscv.org, Guo Ren , Peter Zijlstra , Michael Clark , Anup Patel , Arnd Bergmann , Palmer Dabbelt Subject: [PATCH v3 1/4] riscv: cmpxchg.h: Cleanup unused code Date: Thu, 25 Mar 2021 07:55:34 +0000 Message-Id: <1616658937-82063-2-git-send-email-guoren@kernel.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1616658937-82063-1-git-send-email-guoren@kernel.org> References: <1616658937-82063-1-git-send-email-guoren@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210325_075700_100349_CD232EA3 X-CRM114-Status: UNSURE ( 7.63 ) 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: , MIME-Version: 1.0 Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org From: Guo Ren Remove unnecessary marco, they are no use or handled by generic files (atomic-fallback.h, asm-generic/cmpxchg*). Signed-off-by: Guo Ren Link: https://lore.kernel.org/linux-riscv/CAJF2gTT1_mP-wiK2HsCpTeU61NqZVKZX1A5ye=TwqvGN4TPmrA@mail.gmail.com/ Cc: Peter Zijlstra Cc: Michael Clark Cc: Anup Patel Cc: Arnd Bergmann Cc: Palmer Dabbelt --- arch/riscv/include/asm/cmpxchg.h | 83 -------------------------------- 1 file changed, 83 deletions(-) diff --git a/arch/riscv/include/asm/cmpxchg.h b/arch/riscv/include/asm/cmpxchg.h index 262e5bbb2776..f1383c15e16b 100644 --- a/arch/riscv/include/asm/cmpxchg.h +++ b/arch/riscv/include/asm/cmpxchg.h @@ -72,13 +72,6 @@ __ret; \ }) -#define xchg_acquire(ptr, x) \ -({ \ - __typeof__(*(ptr)) _x_ = (x); \ - (__typeof__(*(ptr))) __xchg_acquire((ptr), \ - _x_, sizeof(*(ptr))); \ -}) - #define __xchg_release(ptr, new, size) \ ({ \ __typeof__(ptr) __ptr = (ptr); \ @@ -107,13 +100,6 @@ __ret; \ }) -#define xchg_release(ptr, x) \ -({ \ - __typeof__(*(ptr)) _x_ = (x); \ - (__typeof__(*(ptr))) __xchg_release((ptr), \ - _x_, sizeof(*(ptr))); \ -}) - #define __xchg(ptr, new, size) \ ({ \ __typeof__(ptr) __ptr = (ptr); \ @@ -140,24 +126,6 @@ __ret; \ }) -#define xchg(ptr, x) \ -({ \ - __typeof__(*(ptr)) _x_ = (x); \ - (__typeof__(*(ptr))) __xchg((ptr), _x_, sizeof(*(ptr))); \ -}) - -#define xchg32(ptr, x) \ -({ \ - BUILD_BUG_ON(sizeof(*(ptr)) != 4); \ - xchg((ptr), (x)); \ -}) - -#define xchg64(ptr, x) \ -({ \ - BUILD_BUG_ON(sizeof(*(ptr)) != 8); \ - xchg((ptr), (x)); \ -}) - /* * Atomic compare and exchange. Compare OLD with MEM, if identical, * store NEW in MEM. Return the initial value in MEM. Success is @@ -245,14 +213,6 @@ __ret; \ }) -#define cmpxchg_acquire(ptr, o, n) \ -({ \ - __typeof__(*(ptr)) _o_ = (o); \ - __typeof__(*(ptr)) _n_ = (n); \ - (__typeof__(*(ptr))) __cmpxchg_acquire((ptr), \ - _o_, _n_, sizeof(*(ptr))); \ -}) - #define __cmpxchg_release(ptr, old, new, size) \ ({ \ __typeof__(ptr) __ptr = (ptr); \ @@ -291,14 +251,6 @@ __ret; \ }) -#define cmpxchg_release(ptr, o, n) \ -({ \ - __typeof__(*(ptr)) _o_ = (o); \ - __typeof__(*(ptr)) _n_ = (n); \ - (__typeof__(*(ptr))) __cmpxchg_release((ptr), \ - _o_, _n_, sizeof(*(ptr))); \ -}) - #define __cmpxchg(ptr, old, new, size) \ ({ \ __typeof__(ptr) __ptr = (ptr); \ @@ -337,39 +289,4 @@ __ret; \ }) -#define cmpxchg(ptr, o, n) \ -({ \ - __typeof__(*(ptr)) _o_ = (o); \ - __typeof__(*(ptr)) _n_ = (n); \ - (__typeof__(*(ptr))) __cmpxchg((ptr), \ - _o_, _n_, sizeof(*(ptr))); \ -}) - -#define cmpxchg_local(ptr, o, n) \ - (__cmpxchg_relaxed((ptr), (o), (n), sizeof(*(ptr)))) - -#define cmpxchg32(ptr, o, n) \ -({ \ - BUILD_BUG_ON(sizeof(*(ptr)) != 4); \ - cmpxchg((ptr), (o), (n)); \ -}) - -#define cmpxchg32_local(ptr, o, n) \ -({ \ - BUILD_BUG_ON(sizeof(*(ptr)) != 4); \ - cmpxchg_relaxed((ptr), (o), (n)) \ -}) - -#define cmpxchg64(ptr, o, n) \ -({ \ - BUILD_BUG_ON(sizeof(*(ptr)) != 8); \ - cmpxchg((ptr), (o), (n)); \ -}) - -#define cmpxchg64_local(ptr, o, n) \ -({ \ - BUILD_BUG_ON(sizeof(*(ptr)) != 8); \ - cmpxchg_relaxed((ptr), (o), (n)); \ -}) - #endif /* _ASM_RISCV_CMPXCHG_H */