From patchwork Wed Dec 7 12:06:16 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lai Jiangshan X-Patchwork-Id: 13067051 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 A5EF0C4708E for ; Wed, 7 Dec 2022 12:05:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229893AbiLGMFY (ORCPT ); Wed, 7 Dec 2022 07:05:24 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37170 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229565AbiLGMFV (ORCPT ); Wed, 7 Dec 2022 07:05:21 -0500 Received: from mail-pg1-x52a.google.com (mail-pg1-x52a.google.com [IPv6:2607:f8b0:4864:20::52a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C9F0B2496D; Wed, 7 Dec 2022 04:05:18 -0800 (PST) Received: by mail-pg1-x52a.google.com with SMTP id f9so16192947pgf.7; Wed, 07 Dec 2022 04:05:18 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=nL5tMNIP5CIUKG866yYq0jxqk6KvygHKPiHerSie/Pk=; b=G6EnekbGjZcrMT0lR2LZu1aVwcqsY2CgLDHoH3ih9zB2KUCFeCLb5XBMr8x7os8lah MDI0WPgsAYHiQRFu7nPlhMXc41Bo1GOmdv0FqaYs6T533Na9Nz0RrByHVK68qY5GdJxj tTX/KN3O6PSx8wAk7sX1VcqeLlWxkPpIyZ0pzBx5Fir5IvnumPYHXyKWq3QwxBfwW+0n ew2NfVpC/UXVWjBe863JqATEPAJz8ghgmlhBYqLbt2WayjGaoNtpNEvXKK7Z30IG/cbK ZqeNnaHdynuH2HB5ydLbZt7XpMsFh1dirUUjrUnHnkmx0Xb+HjsySIiKzrIR/x0dgtKh LxFg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=nL5tMNIP5CIUKG866yYq0jxqk6KvygHKPiHerSie/Pk=; b=icEHeqewEmImqeuEfFbLMuHG2UGyO+lb0cG5MNIEhG8rtprBT0OGt9o6OFbz75iJf5 9oEfSyZNHo2vkLzNqU1IfSbABH7wUVtatAMeNIwuzh+2diJ462cm3QQeOebFKwvlUZQ0 Uc93+ZdjBy2ByJ+1TdIZNqGKQPCGTs9m89BH36n/mdxgjWVUUNqt49lHUaZzLLsAxMYa dAVj6x2BWsqgJxz/7S36G/4A9CO2MeqUE3EY0QqtsdIvjAnxuX3nJ3oGDYdiZ5orVQEr pMDZL6/bMTl6AC01udNkFJt0mNCUFV6kVsnXhpnwHZD8TIHzNUq2uLx5dtpRll0Ikj3w XsKg== X-Gm-Message-State: ANoB5pnxF8VJotUEFVV2AyLPtXXiAiwWECKZNlLc1kQldi7a1y1u3QUq jbSUg8u0Lh/8UR1PaLb4j/v41bRfsHg= X-Google-Smtp-Source: AA0mqf7t54V55tRuJgxMoLFjTmLUs+A3ELpyZd4YPAXbIGAqvZ0mjU+Wnf0hb1665gD/2GjaZLt2Wg== X-Received: by 2002:a63:ed4f:0:b0:438:a751:f8fa with SMTP id m15-20020a63ed4f000000b00438a751f8famr82235298pgk.601.1670414718084; Wed, 07 Dec 2022 04:05:18 -0800 (PST) Received: from localhost ([198.11.178.15]) by smtp.gmail.com with ESMTPSA id j4-20020a170903028400b00186e34524e3sm7562403plr.136.2022.12.07.04.05.17 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 07 Dec 2022 04:05:17 -0800 (PST) From: Lai Jiangshan To: linux-kernel@vger.kernel.org Cc: Sean Christopherson , Lai Jiangshan , Paolo Bonzini , kvm@vger.kernel.org Subject: [PATCH] kvm: Remove the unused macro KVM_MMU_READ_LOCK() Date: Wed, 7 Dec 2022 20:06:16 +0800 Message-Id: <20221207120617.9409-1-jiangshanlai@gmail.com> X-Mailer: git-send-email 2.19.1.6.gb485710b MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org From: Lai Jiangshan No code is using KVM_MMU_READ_LOCK(). Signed-off-by: Lai Jiangshan --- virt/kvm/kvm_mm.h | 2 -- 1 file changed, 2 deletions(-) diff --git a/virt/kvm/kvm_mm.h b/virt/kvm/kvm_mm.h index a1ab15006af3..e98e294080bf 100644 --- a/virt/kvm/kvm_mm.h +++ b/virt/kvm/kvm_mm.h @@ -14,13 +14,11 @@ #define KVM_MMU_LOCK_INIT(kvm) rwlock_init(&(kvm)->mmu_lock) #define KVM_MMU_LOCK(kvm) write_lock(&(kvm)->mmu_lock) #define KVM_MMU_UNLOCK(kvm) write_unlock(&(kvm)->mmu_lock) -#define KVM_MMU_READ_LOCK(kvm) read_lock(&(kvm)->mmu_lock) #define KVM_MMU_READ_UNLOCK(kvm) read_unlock(&(kvm)->mmu_lock) #else #define KVM_MMU_LOCK_INIT(kvm) spin_lock_init(&(kvm)->mmu_lock) #define KVM_MMU_LOCK(kvm) spin_lock(&(kvm)->mmu_lock) #define KVM_MMU_UNLOCK(kvm) spin_unlock(&(kvm)->mmu_lock) -#define KVM_MMU_READ_LOCK(kvm) spin_lock(&(kvm)->mmu_lock) #define KVM_MMU_READ_UNLOCK(kvm) spin_unlock(&(kvm)->mmu_lock) #endif /* KVM_HAVE_MMU_RWLOCK */