From mboxrd@z Thu Jan 1 00:00:00 1970 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 07868C77B7C for ; Tue, 24 Jun 2025 03:35:27 +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-Type: Content-Transfer-Encoding:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:From:References:Cc:To:Subject: MIME-Version:Date:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=gPoMY6CxMb/kPUSl1pGxcUdlX4O6siY6FR6SG1ZtwPY=; b=dsi+Ui2It3RDvv kkGqRVdem+0Ob4r+f/jIBOSoJIk5JxLFM3rELAqkhvprmVm9bhPFsjlzXuD3vpLVIrVH9DNj25Fbp YxpKb9p3Zkm3lqUQ53W0vq3pdNjWfpUzifpLJWsk0l7x6pRP+E0khJFfG/TNUiFzO0JSbHU9VuGu+ 03AhA4W/CpoO61zf+FK5KjOvJTGcJUMVdjWKUtox9kRxFRT72hwk3AhDTgup5xDDvN33WnHFgMLwR DCrtCGlC/0OH7IhTX3ZMOWO8xQfX7lbxxR4SejkfxbemINSIQ5z5s5NzCOQfXjzmTAZcQJ8ZilX+Z 9yoNahO90fwzyNZtLdrQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uTuRS-00000004YVe-2Ukf; Tue, 24 Jun 2025 03:35:26 +0000 Received: from out-174.mta1.migadu.com ([2001:41d0:203:375::ae]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uTuRQ-00000004YUZ-1CnE for kvm-riscv@lists.infradead.org; Tue, 24 Jun 2025 03:35:25 +0000 Message-ID: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1750736112; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=hZuOLpZ68g5i7iHvT9FAlUSft9dBr5Tjt7zYFAkD4lc=; b=VSP3bsz6NiMLFUIi/hf0SKIpFZtYOxrYazmTwVLoy7kNHJnwmuITH/RXsI5ce2gUmt98sm MbWxufR4ZbZcP6ULYOknO1Qns3aRyWRZvVDFdtM0p7oJ0IW6fiSg94x+b4uOuo82wk6j8g yHiZD5sqxyzHYs4yueDjfRBNs18WdJM= Date: Mon, 23 Jun 2025 20:35:04 -0700 MIME-Version: 1.0 Subject: Re: [PATCH v3 02/12] RISC-V: KVM: Drop the return value of kvm_riscv_vcpu_aia_init() To: Anup Patel Cc: Palmer Dabbelt , Paul Walmsley , Alexandre Ghiti , Andrew Jones , Anup Patel , kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Nutty Liu References: <20250618113532.471448-1-apatel@ventanamicro.com> <20250618113532.471448-3-apatel@ventanamicro.com> Content-Language: en-US X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Atish Patra In-Reply-To: <20250618113532.471448-3-apatel@ventanamicro.com> X-Migadu-Flow: FLOW_OUT X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250623_203524_467027_CAB90C64 X-CRM114-Status: GOOD ( 13.88 ) X-BeenThere: kvm-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "kvm-riscv" Errors-To: kvm-riscv-bounces+kvm-riscv=archiver.kernel.org@lists.infradead.org On 6/18/25 4:35 AM, Anup Patel wrote: > The kvm_riscv_vcpu_aia_init() does not return any failure so drop > the return value which is always zero. > > Reviewed-by: Nutty Liu > Signed-off-by: Anup Patel > --- > arch/riscv/include/asm/kvm_aia.h | 2 +- > arch/riscv/kvm/aia_device.c | 6 ++---- > arch/riscv/kvm/vcpu.c | 4 +--- > 3 files changed, 4 insertions(+), 8 deletions(-) > > diff --git a/arch/riscv/include/asm/kvm_aia.h b/arch/riscv/include/asm/kvm_aia.h > index 3b643b9efc07..0a0f12496f00 100644 > --- a/arch/riscv/include/asm/kvm_aia.h > +++ b/arch/riscv/include/asm/kvm_aia.h > @@ -147,7 +147,7 @@ int kvm_riscv_vcpu_aia_rmw_ireg(struct kvm_vcpu *vcpu, unsigned int csr_num, > > int kvm_riscv_vcpu_aia_update(struct kvm_vcpu *vcpu); > void kvm_riscv_vcpu_aia_reset(struct kvm_vcpu *vcpu); > -int kvm_riscv_vcpu_aia_init(struct kvm_vcpu *vcpu); > +void kvm_riscv_vcpu_aia_init(struct kvm_vcpu *vcpu); > void kvm_riscv_vcpu_aia_deinit(struct kvm_vcpu *vcpu); > > int kvm_riscv_aia_inject_msi_by_id(struct kvm *kvm, u32 hart_index, > diff --git a/arch/riscv/kvm/aia_device.c b/arch/riscv/kvm/aia_device.c > index 806c41931cde..b195a93add1c 100644 > --- a/arch/riscv/kvm/aia_device.c > +++ b/arch/riscv/kvm/aia_device.c > @@ -509,12 +509,12 @@ void kvm_riscv_vcpu_aia_reset(struct kvm_vcpu *vcpu) > kvm_riscv_vcpu_aia_imsic_reset(vcpu); > } > > -int kvm_riscv_vcpu_aia_init(struct kvm_vcpu *vcpu) > +void kvm_riscv_vcpu_aia_init(struct kvm_vcpu *vcpu) > { > struct kvm_vcpu_aia *vaia = &vcpu->arch.aia_context; > > if (!kvm_riscv_aia_available()) > - return 0; > + return; > > /* > * We don't do any memory allocations over here because these > @@ -526,8 +526,6 @@ int kvm_riscv_vcpu_aia_init(struct kvm_vcpu *vcpu) > /* Initialize default values in AIA vcpu context */ > vaia->imsic_addr = KVM_RISCV_AIA_UNDEF_ADDR; > vaia->hart_index = vcpu->vcpu_idx; > - > - return 0; > } > > void kvm_riscv_vcpu_aia_deinit(struct kvm_vcpu *vcpu) > diff --git a/arch/riscv/kvm/vcpu.c b/arch/riscv/kvm/vcpu.c > index b467dc1f4c7f..f9fb3dbbe0c3 100644 > --- a/arch/riscv/kvm/vcpu.c > +++ b/arch/riscv/kvm/vcpu.c > @@ -159,9 +159,7 @@ int kvm_arch_vcpu_create(struct kvm_vcpu *vcpu) > kvm_riscv_vcpu_pmu_init(vcpu); > > /* Setup VCPU AIA */ > - rc = kvm_riscv_vcpu_aia_init(vcpu); > - if (rc) > - return rc; > + kvm_riscv_vcpu_aia_init(vcpu); > > /* > * Setup SBI extensions Reviewed-by: Atish Patra -- kvm-riscv mailing list kvm-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kvm-riscv From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-180.mta1.migadu.com (out-180.mta1.migadu.com [95.215.58.180]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0A1791552FA for ; Tue, 24 Jun 2025 03:35:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; 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dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="VSP3bsz6" Message-ID: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1750736112; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=hZuOLpZ68g5i7iHvT9FAlUSft9dBr5Tjt7zYFAkD4lc=; b=VSP3bsz6NiMLFUIi/hf0SKIpFZtYOxrYazmTwVLoy7kNHJnwmuITH/RXsI5ce2gUmt98sm MbWxufR4ZbZcP6ULYOknO1Qns3aRyWRZvVDFdtM0p7oJ0IW6fiSg94x+b4uOuo82wk6j8g yHiZD5sqxyzHYs4yueDjfRBNs18WdJM= Date: Mon, 23 Jun 2025 20:35:04 -0700 Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Subject: Re: [PATCH v3 02/12] RISC-V: KVM: Drop the return value of kvm_riscv_vcpu_aia_init() To: Anup Patel Cc: Palmer Dabbelt , Paul Walmsley , Alexandre Ghiti , Andrew Jones , Anup Patel , kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Nutty Liu References: <20250618113532.471448-1-apatel@ventanamicro.com> <20250618113532.471448-3-apatel@ventanamicro.com> Content-Language: en-US X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Atish Patra In-Reply-To: <20250618113532.471448-3-apatel@ventanamicro.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Migadu-Flow: FLOW_OUT On 6/18/25 4:35 AM, Anup Patel wrote: > The kvm_riscv_vcpu_aia_init() does not return any failure so drop > the return value which is always zero. > > Reviewed-by: Nutty Liu > Signed-off-by: Anup Patel > --- > arch/riscv/include/asm/kvm_aia.h | 2 +- > arch/riscv/kvm/aia_device.c | 6 ++---- > arch/riscv/kvm/vcpu.c | 4 +--- > 3 files changed, 4 insertions(+), 8 deletions(-) > > diff --git a/arch/riscv/include/asm/kvm_aia.h b/arch/riscv/include/asm/kvm_aia.h > index 3b643b9efc07..0a0f12496f00 100644 > --- a/arch/riscv/include/asm/kvm_aia.h > +++ b/arch/riscv/include/asm/kvm_aia.h > @@ -147,7 +147,7 @@ int kvm_riscv_vcpu_aia_rmw_ireg(struct kvm_vcpu *vcpu, unsigned int csr_num, > > int kvm_riscv_vcpu_aia_update(struct kvm_vcpu *vcpu); > void kvm_riscv_vcpu_aia_reset(struct kvm_vcpu *vcpu); > -int kvm_riscv_vcpu_aia_init(struct kvm_vcpu *vcpu); > +void kvm_riscv_vcpu_aia_init(struct kvm_vcpu *vcpu); > void kvm_riscv_vcpu_aia_deinit(struct kvm_vcpu *vcpu); > > int kvm_riscv_aia_inject_msi_by_id(struct kvm *kvm, u32 hart_index, > diff --git a/arch/riscv/kvm/aia_device.c b/arch/riscv/kvm/aia_device.c > index 806c41931cde..b195a93add1c 100644 > --- a/arch/riscv/kvm/aia_device.c > +++ b/arch/riscv/kvm/aia_device.c > @@ -509,12 +509,12 @@ void kvm_riscv_vcpu_aia_reset(struct kvm_vcpu *vcpu) > kvm_riscv_vcpu_aia_imsic_reset(vcpu); > } > > -int kvm_riscv_vcpu_aia_init(struct kvm_vcpu *vcpu) > +void kvm_riscv_vcpu_aia_init(struct kvm_vcpu *vcpu) > { > struct kvm_vcpu_aia *vaia = &vcpu->arch.aia_context; > > if (!kvm_riscv_aia_available()) > - return 0; > + return; > > /* > * We don't do any memory allocations over here because these > @@ -526,8 +526,6 @@ int kvm_riscv_vcpu_aia_init(struct kvm_vcpu *vcpu) > /* Initialize default values in AIA vcpu context */ > vaia->imsic_addr = KVM_RISCV_AIA_UNDEF_ADDR; > vaia->hart_index = vcpu->vcpu_idx; > - > - return 0; > } > > void kvm_riscv_vcpu_aia_deinit(struct kvm_vcpu *vcpu) > diff --git a/arch/riscv/kvm/vcpu.c b/arch/riscv/kvm/vcpu.c > index b467dc1f4c7f..f9fb3dbbe0c3 100644 > --- a/arch/riscv/kvm/vcpu.c > +++ b/arch/riscv/kvm/vcpu.c > @@ -159,9 +159,7 @@ int kvm_arch_vcpu_create(struct kvm_vcpu *vcpu) > kvm_riscv_vcpu_pmu_init(vcpu); > > /* Setup VCPU AIA */ > - rc = kvm_riscv_vcpu_aia_init(vcpu); > - if (rc) > - return rc; > + kvm_riscv_vcpu_aia_init(vcpu); > > /* > * Setup SBI extensions Reviewed-by: Atish Patra From mboxrd@z Thu Jan 1 00:00:00 1970 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 01BFBC7115B for ; Tue, 24 Jun 2025 03:35:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; 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Tue, 24 Jun 2025 03:35:16 +0000 Message-ID: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1750736112; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=hZuOLpZ68g5i7iHvT9FAlUSft9dBr5Tjt7zYFAkD4lc=; b=VSP3bsz6NiMLFUIi/hf0SKIpFZtYOxrYazmTwVLoy7kNHJnwmuITH/RXsI5ce2gUmt98sm MbWxufR4ZbZcP6ULYOknO1Qns3aRyWRZvVDFdtM0p7oJ0IW6fiSg94x+b4uOuo82wk6j8g yHiZD5sqxyzHYs4yueDjfRBNs18WdJM= Date: Mon, 23 Jun 2025 20:35:04 -0700 MIME-Version: 1.0 Subject: Re: [PATCH v3 02/12] RISC-V: KVM: Drop the return value of kvm_riscv_vcpu_aia_init() To: Anup Patel Cc: Palmer Dabbelt , Paul Walmsley , Alexandre Ghiti , Andrew Jones , Anup Patel , kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Nutty Liu References: <20250618113532.471448-1-apatel@ventanamicro.com> <20250618113532.471448-3-apatel@ventanamicro.com> Content-Language: en-US X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Atish Patra In-Reply-To: <20250618113532.471448-3-apatel@ventanamicro.com> X-Migadu-Flow: FLOW_OUT X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250623_203515_708876_F1C767F5 X-CRM114-Status: GOOD ( 13.88 ) 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: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On 6/18/25 4:35 AM, Anup Patel wrote: > The kvm_riscv_vcpu_aia_init() does not return any failure so drop > the return value which is always zero. > > Reviewed-by: Nutty Liu > Signed-off-by: Anup Patel > --- > arch/riscv/include/asm/kvm_aia.h | 2 +- > arch/riscv/kvm/aia_device.c | 6 ++---- > arch/riscv/kvm/vcpu.c | 4 +--- > 3 files changed, 4 insertions(+), 8 deletions(-) > > diff --git a/arch/riscv/include/asm/kvm_aia.h b/arch/riscv/include/asm/kvm_aia.h > index 3b643b9efc07..0a0f12496f00 100644 > --- a/arch/riscv/include/asm/kvm_aia.h > +++ b/arch/riscv/include/asm/kvm_aia.h > @@ -147,7 +147,7 @@ int kvm_riscv_vcpu_aia_rmw_ireg(struct kvm_vcpu *vcpu, unsigned int csr_num, > > int kvm_riscv_vcpu_aia_update(struct kvm_vcpu *vcpu); > void kvm_riscv_vcpu_aia_reset(struct kvm_vcpu *vcpu); > -int kvm_riscv_vcpu_aia_init(struct kvm_vcpu *vcpu); > +void kvm_riscv_vcpu_aia_init(struct kvm_vcpu *vcpu); > void kvm_riscv_vcpu_aia_deinit(struct kvm_vcpu *vcpu); > > int kvm_riscv_aia_inject_msi_by_id(struct kvm *kvm, u32 hart_index, > diff --git a/arch/riscv/kvm/aia_device.c b/arch/riscv/kvm/aia_device.c > index 806c41931cde..b195a93add1c 100644 > --- a/arch/riscv/kvm/aia_device.c > +++ b/arch/riscv/kvm/aia_device.c > @@ -509,12 +509,12 @@ void kvm_riscv_vcpu_aia_reset(struct kvm_vcpu *vcpu) > kvm_riscv_vcpu_aia_imsic_reset(vcpu); > } > > -int kvm_riscv_vcpu_aia_init(struct kvm_vcpu *vcpu) > +void kvm_riscv_vcpu_aia_init(struct kvm_vcpu *vcpu) > { > struct kvm_vcpu_aia *vaia = &vcpu->arch.aia_context; > > if (!kvm_riscv_aia_available()) > - return 0; > + return; > > /* > * We don't do any memory allocations over here because these > @@ -526,8 +526,6 @@ int kvm_riscv_vcpu_aia_init(struct kvm_vcpu *vcpu) > /* Initialize default values in AIA vcpu context */ > vaia->imsic_addr = KVM_RISCV_AIA_UNDEF_ADDR; > vaia->hart_index = vcpu->vcpu_idx; > - > - return 0; > } > > void kvm_riscv_vcpu_aia_deinit(struct kvm_vcpu *vcpu) > diff --git a/arch/riscv/kvm/vcpu.c b/arch/riscv/kvm/vcpu.c > index b467dc1f4c7f..f9fb3dbbe0c3 100644 > --- a/arch/riscv/kvm/vcpu.c > +++ b/arch/riscv/kvm/vcpu.c > @@ -159,9 +159,7 @@ int kvm_arch_vcpu_create(struct kvm_vcpu *vcpu) > kvm_riscv_vcpu_pmu_init(vcpu); > > /* Setup VCPU AIA */ > - rc = kvm_riscv_vcpu_aia_init(vcpu); > - if (rc) > - return rc; > + kvm_riscv_vcpu_aia_init(vcpu); > > /* > * Setup SBI extensions Reviewed-by: Atish Patra _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv