From patchwork Sat Apr 20 15:17:22 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Atish Kumar Patra X-Patchwork-Id: 13636801 Received: from mail-pl1-f179.google.com (mail-pl1-f179.google.com [209.85.214.179]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 367881411ED for ; Fri, 19 Apr 2024 23:47:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.179 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713570477; cv=none; b=QjqyZ6CLEEvPizt62+bizAl4Tl5ojEIOiseviFRTdL2iwK4KE43t+8CHZToJoBW2gls9NNSe9FwkKUZWhyON9iYW6panPkV/pQN0Jrow/sGTqbMudCYlMSoR4+/UwtQRYQpYJAqlsgkwctzFjyr9NIKaLk7ohKazHvlD0N/XN7w= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1713570477; c=relaxed/simple; bh=akgdKSazpCJozBL9deA+0ximAc5a6b6WW9ag1TZQiU0=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=TE7G4+H9qAXBqxwU3PSPkuWS0FQWWlD5eUa10ibAhyP8xs3+IQqEo41sw38/P707WjvKq5AHkhWwIQUHm1oF0XcvbHIX6IpqU3B5iqawiA4OsVl3n/EvDeHIY226404bUPaeVoPsk5GJf1pxFzZAtv3O0XcHpdQWg3gIWhEKdEc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=rivosinc.com; spf=pass smtp.mailfrom=rivosinc.com; dkim=pass (2048-bit key) header.d=rivosinc-com.20230601.gappssmtp.com header.i=@rivosinc-com.20230601.gappssmtp.com header.b=AkH8Lkzl; arc=none smtp.client-ip=209.85.214.179 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=rivosinc.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=rivosinc.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=rivosinc-com.20230601.gappssmtp.com header.i=@rivosinc-com.20230601.gappssmtp.com header.b="AkH8Lkzl" Received: by mail-pl1-f179.google.com with SMTP id d9443c01a7336-1e3ca546d40so22550795ad.3 for ; Fri, 19 Apr 2024 16:47:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=rivosinc-com.20230601.gappssmtp.com; s=20230601; t=1713570475; x=1714175275; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=CkMvEzo278xPIa/MSXztYs2ivQ6wYMeKBg/aNDTTbzU=; b=AkH8LkzllL2SPyTSZVDUd+z1wShTFKU7snd7zN9KAA6CvkyRMOjAuKf6Xw+edei1BN KPrSZqGaF7BrSdWwratzPoC727sxsA+fSX3iNvtmMeFellzNURj4yq+41MhKND8URRsy 3NB7ZL/HMX7+G3U7RU0F7+FjhyyaYM5MbXyap2dhE+O0lYHL26XOIZR/vqOUb88YWUXf oguGyx9P+Aaf1ERfexopts1xyjdWKMh4gBtq+D8dJCNW+MTrQWozv6h2Ni9LSephUy/l LB8zhp7LZCpE8/10dcdYtZKloP8SAiB5EKKjm2WXQzPvgYAbm3roZqlcEDwwuKAUdhZr EjHg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1713570475; x=1714175275; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=CkMvEzo278xPIa/MSXztYs2ivQ6wYMeKBg/aNDTTbzU=; b=HlBu9/R6r5txieBVaSmXIXYPDIt+eATL5XsmTnhihf2VaoVJ0yCTW29FOdGUd+4WyR 4sBszO/Lhco7yL3e7yfQnLwR+LXh3xhfrWEJhktYQ4B3/8Fim1cI2V5QTztsqU+Cln8P 07LUYv55QkrYc5JttzEdKIhVJh6Erzb90ayU2q9qfzF0rI0l/ybIr0Ch6C+y+6D/gWAA YvNk/gR3D4BuU3z1wTMEISLetTehydFvLUqO1xnAYoDwCKYzSQgUAyUyXAm/V4agSStl MnXa2yw+5zeQCf0YIKaQrGdXqpHWQbYzZF9k3ZjKPPd/cL0rQ98FohZZxnfqYWYPDDJN X8HQ== X-Forwarded-Encrypted: i=1; AJvYcCVpyAYhjjc/wrZk+ezSDoj+GWG2z0aDFKel15wuEED5fAOvH4Y2ojZKdJqF7OGCYaO81+wB1jQQ9d8r5BWoS/e4g0pS+FvcmQUELahGYfmc X-Gm-Message-State: AOJu0YzPa/nXPmYG7cnDHDVWNWns0kLOpQvhuR0NeYqwvrDKxzoYv4an f4KMBvHMOoV0V9XS66h2VTJcjuHPMNEgFZcJ1wt873ugZQ2iwUVHFLQkbCx7p9U= X-Google-Smtp-Source: AGHT+IGEcLDoOHIz9L/25Y8tUwRQ1QjkAgk02ekGmfUqzvYD+khJ3Bpko7abF51ab2s/Z4NznTgSOQ== X-Received: by 2002:a17:903:4294:b0:1e6:1a9b:6d24 with SMTP id ju20-20020a170903429400b001e61a9b6d24mr3578224plb.30.1713570475638; Fri, 19 Apr 2024 16:47:55 -0700 (PDT) Received: from atishp.ba.rivosinc.com ([64.71.180.162]) by smtp.gmail.com with ESMTPSA id w17-20020a170902d11100b001e42f215f33sm3924017plw.85.2024.04.19.16.47.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 19 Apr 2024 16:47:55 -0700 (PDT) From: Atish Patra To: linux-kernel@vger.kernel.org Cc: Atish Patra , Andrew Jones , Ajay Kaher , Albert Ou , Alexandre Ghiti , Anup Patel , samuel.holland@sifive.com, Conor Dooley , Juergen Gross , kvm-riscv@lists.infradead.org, kvm@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-riscv@lists.infradead.org, Mark Rutland , Palmer Dabbelt , Paolo Bonzini , Paul Walmsley , Shuah Khan , virtualization@lists.linux.dev, Will Deacon , x86@kernel.org Subject: [PATCH v8 06/24] RISC-V: KVM: Rename the SBI_STA_SHMEM_DISABLE to a generic name Date: Sat, 20 Apr 2024 08:17:22 -0700 Message-Id: <20240420151741.962500-7-atishp@rivosinc.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240420151741.962500-1-atishp@rivosinc.com> References: <20240420151741.962500-1-atishp@rivosinc.com> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 SBI_STA_SHMEM_DISABLE is a macro to invoke disable shared memory commands. As this can be invoked from other SBI extension context as well, rename it to more generic name as SBI_SHMEM_DISABLE. Reviewed-by: Andrew Jones Signed-off-by: Atish Patra --- arch/riscv/include/asm/sbi.h | 2 +- arch/riscv/kernel/paravirt.c | 6 +++--- arch/riscv/kvm/vcpu_sbi_sta.c | 4 ++-- 3 files changed, 6 insertions(+), 6 deletions(-) diff --git a/arch/riscv/include/asm/sbi.h b/arch/riscv/include/asm/sbi.h index 9aada4b9f7b5..f31650b10899 100644 --- a/arch/riscv/include/asm/sbi.h +++ b/arch/riscv/include/asm/sbi.h @@ -277,7 +277,7 @@ struct sbi_sta_struct { u8 pad[47]; } __packed; -#define SBI_STA_SHMEM_DISABLE -1 +#define SBI_SHMEM_DISABLE -1 /* SBI spec version fields */ #define SBI_SPEC_VERSION_DEFAULT 0x1 diff --git a/arch/riscv/kernel/paravirt.c b/arch/riscv/kernel/paravirt.c index 0d6225fd3194..fa6b0339a65d 100644 --- a/arch/riscv/kernel/paravirt.c +++ b/arch/riscv/kernel/paravirt.c @@ -62,7 +62,7 @@ static int sbi_sta_steal_time_set_shmem(unsigned long lo, unsigned long hi, ret = sbi_ecall(SBI_EXT_STA, SBI_EXT_STA_STEAL_TIME_SET_SHMEM, lo, hi, flags, 0, 0, 0); if (ret.error) { - if (lo == SBI_STA_SHMEM_DISABLE && hi == SBI_STA_SHMEM_DISABLE) + if (lo == SBI_SHMEM_DISABLE && hi == SBI_SHMEM_DISABLE) pr_warn("Failed to disable steal-time shmem"); else pr_warn("Failed to set steal-time shmem"); @@ -84,8 +84,8 @@ static int pv_time_cpu_online(unsigned int cpu) static int pv_time_cpu_down_prepare(unsigned int cpu) { - return sbi_sta_steal_time_set_shmem(SBI_STA_SHMEM_DISABLE, - SBI_STA_SHMEM_DISABLE, 0); + return sbi_sta_steal_time_set_shmem(SBI_SHMEM_DISABLE, + SBI_SHMEM_DISABLE, 0); } static u64 pv_time_steal_clock(int cpu) diff --git a/arch/riscv/kvm/vcpu_sbi_sta.c b/arch/riscv/kvm/vcpu_sbi_sta.c index d8cf9ca28c61..5f35427114c1 100644 --- a/arch/riscv/kvm/vcpu_sbi_sta.c +++ b/arch/riscv/kvm/vcpu_sbi_sta.c @@ -93,8 +93,8 @@ static int kvm_sbi_sta_steal_time_set_shmem(struct kvm_vcpu *vcpu) if (flags != 0) return SBI_ERR_INVALID_PARAM; - if (shmem_phys_lo == SBI_STA_SHMEM_DISABLE && - shmem_phys_hi == SBI_STA_SHMEM_DISABLE) { + if (shmem_phys_lo == SBI_SHMEM_DISABLE && + shmem_phys_hi == SBI_SHMEM_DISABLE) { vcpu->arch.sta.shmem = INVALID_GPA; return 0; }