From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sean Christopherson Date: Wed, 2 Nov 2022 23:18:47 +0000 Subject: [PATCH 20/44] KVM: MIPS: Setup VZ emulation? directly from kvm_mips_init() In-Reply-To: <20221102231911.3107438-1-seanjc@google.com> References: <20221102231911.3107438-1-seanjc@google.com> Message-ID: <20221102231911.3107438-21-seanjc@google.com> List-Id: To: kvm-riscv@lists.infradead.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Invoke kvm_mips_emulation_init() directly from kvm_mips_init() instead of bouncing through kvm_init()=>kvm_arch_init(). Functionally, this is a glorified nop as invoking kvm_arch_init() is the very first action performed by kvm_init(). Emptying kvm_arch_init() will allow dropping the hook entirely once all architecture implementations are nops. No functional change intended. Signed-off-by: Sean Christopherson --- arch/mips/kvm/mips.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/arch/mips/kvm/mips.c b/arch/mips/kvm/mips.c index f0a6c245d1ff..75681281e2df 100644 --- a/arch/mips/kvm/mips.c +++ b/arch/mips/kvm/mips.c @@ -1012,7 +1012,7 @@ long kvm_arch_vm_ioctl(struct file *filp, unsigned int ioctl, unsigned long arg) int kvm_arch_init(void *opaque) { - return kvm_mips_emulation_init(); + return 0; } void kvm_arch_exit(void) @@ -1636,6 +1636,10 @@ static int __init kvm_mips_init(void) if (ret) return ret; + ret = kvm_mips_emulation_init(); + if (ret) + return ret; + ret = kvm_init(NULL, sizeof(struct kvm_vcpu), 0, THIS_MODULE); if (ret) -- 2.38.1.431.g37b22c650d-goog 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 mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by smtp.lore.kernel.org (Postfix) with ESMTP id 96A45C433FE for ; Wed, 2 Nov 2022 23:19:55 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 544EE4B7D8; Wed, 2 Nov 2022 19:19:55 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Authentication-Results: mm01.cs.columbia.edu (amavisd-new); dkim=softfail (fail, message has been altered) header.i=@google.com Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id NRqChlbs6Xgk; Wed, 2 Nov 2022 19:19:54 -0400 (EDT) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 628764B839; Wed, 2 Nov 2022 19:19:53 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 119244B7FD for ; Wed, 2 Nov 2022 19:19:52 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id UcoaJMQu4iNv for ; Wed, 2 Nov 2022 19:19:49 -0400 (EDT) Received: from mail-pl1-f201.google.com (mail-pl1-f201.google.com [209.85.214.201]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id 789F34B813 for ; Wed, 2 Nov 2022 19:19:48 -0400 (EDT) Received: by mail-pl1-f201.google.com with SMTP id p5-20020a170902e74500b001884ba979f8so212974plf.17 for ; Wed, 02 Nov 2022 16:19:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:reply-to:from:to:cc:subject:date:message-id:reply-to; bh=gDhPLBi4i5H6cHaf8a2jrjVYop+4Ek8Lw09caIJYwao=; b=TuudOMSXAL7adsZOBmgYh538VYcYhWF5nhP0M4YVJQfWwg0r4dUZ36mJ33yxVd2Fh8 AhcLUX3yIkB9ibk1KInatQW3m5g/Xb1UjUv/pTYWyo/nNdUKM/jwJQkQp9VPPXPIpTse emwOM/6/Ktd+5NIL8TVzYVk2VxBsALjv/ypuxQqcHFi3jRRp2B55ZXqSfMnLEtC/HxSc stovQRZYEuaPtf2QjvJsPbzEyMHUcGd/vQxkSYwoxM9lz3prJOeJu1qYoXRdsdqvf9E7 tjo5AfcasIg3m/lx8wa0nQ72JaxhhT6f9hdOGOiYZcTNcwLRRLBhpjRIkPPAdq+gGp5w JrtA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:reply-to:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=gDhPLBi4i5H6cHaf8a2jrjVYop+4Ek8Lw09caIJYwao=; b=Ngu/9VzCKuNAkByU1B5XkF0MIF6IZxD2dJ60MGvKm7Ssx2yEvGV7LmgOZnGAkm/9lQ Vki+CjuDidxUhIzEdWTcN3Bpm8tFgM0qSYQhIQoRcXr7iYjRnjAZe2tO8+MC8Us5p8uD xKw72Q+nBJESMM4NXMPX9ZpVUBfokyOx8rGscFFzZc+js1ws4XUnTBP77u7ZldRrzYXc N5oAamRy1/OLi3bpGrCGJiiWke76xGNhMey3OW7VNzUIYYuVbz76aUZQcqI5ktOUsZFF 2Oi2OkRJ+JXEuYOcKrfhXFOvY3fyhiSalYddWodUamkySaRJ8dCq06yhzChenT2JJcsi 54Hg== X-Gm-Message-State: ACrzQf2gtTCIbiDT8Ktxyh1o7cS0EZemzOhXmt0JGesOOURXUIBeuzzW ND25781eJIzxO0tLnwUcThlgizF8NNM= X-Google-Smtp-Source: AMsMyM669E+APVVp8ZI0Da0e6lyqKNtrGNrgTK1Ki9ihR88cZjll+Sj6vtq7kMOQqNwb+vtNMKGRhrCtVeU= X-Received: from zagreus.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:5c37]) (user=seanjc job=sendgmr) by 2002:a17:902:f28b:b0:186:b069:63fc with SMTP id k11-20020a170902f28b00b00186b06963fcmr27593726plc.38.1667431187773; Wed, 02 Nov 2022 16:19:47 -0700 (PDT) Date: Wed, 2 Nov 2022 23:18:47 +0000 In-Reply-To: <20221102231911.3107438-1-seanjc@google.com> Mime-Version: 1.0 References: <20221102231911.3107438-1-seanjc@google.com> X-Mailer: git-send-email 2.38.1.431.g37b22c650d-goog Message-ID: <20221102231911.3107438-21-seanjc@google.com> Subject: [PATCH 20/44] KVM: MIPS: Setup VZ emulation? directly from kvm_mips_init() From: Sean Christopherson To: Paolo Bonzini , Marc Zyngier , Huacai Chen , Aleksandar Markovic , Anup Patel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Christian Borntraeger , Janosch Frank , Claudio Imbrenda , Matthew Rosato , Eric Farman , Sean Christopherson , Vitaly Kuznetsov Cc: kvm@vger.kernel.org, David Hildenbrand , Atish Patra , linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, kvmarm@lists.cs.columbia.edu, linux-s390@vger.kernel.org, Michael Ellerman , Chao Gao , Yuan Yao , kvmarm@lists.linux.dev, Thomas Gleixner , linux-arm-kernel@lists.infradead.org, Isaku Yamahata , Fabiano Rosas , linux-mips@vger.kernel.org, kvm-riscv@lists.infradead.org, linuxppc-dev@lists.ozlabs.org X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list Reply-To: Sean Christopherson List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu Invoke kvm_mips_emulation_init() directly from kvm_mips_init() instead of bouncing through kvm_init()=>kvm_arch_init(). Functionally, this is a glorified nop as invoking kvm_arch_init() is the very first action performed by kvm_init(). Emptying kvm_arch_init() will allow dropping the hook entirely once all architecture implementations are nops. No functional change intended. Signed-off-by: Sean Christopherson --- arch/mips/kvm/mips.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/arch/mips/kvm/mips.c b/arch/mips/kvm/mips.c index f0a6c245d1ff..75681281e2df 100644 --- a/arch/mips/kvm/mips.c +++ b/arch/mips/kvm/mips.c @@ -1012,7 +1012,7 @@ long kvm_arch_vm_ioctl(struct file *filp, unsigned int ioctl, unsigned long arg) int kvm_arch_init(void *opaque) { - return kvm_mips_emulation_init(); + return 0; } void kvm_arch_exit(void) @@ -1636,6 +1636,10 @@ static int __init kvm_mips_init(void) if (ret) return ret; + ret = kvm_mips_emulation_init(); + if (ret) + return ret; + ret = kvm_init(NULL, sizeof(struct kvm_vcpu), 0, THIS_MODULE); if (ret) -- 2.38.1.431.g37b22c650d-goog _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f74.google.com (mail-pj1-f74.google.com [209.85.216.74]) (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 2ADE724F29 for ; Wed, 2 Nov 2022 23:19:48 +0000 (UTC) Received: by mail-pj1-f74.google.com with SMTP id o15-20020a17090aac0f00b00212e93524c0so2496653pjq.2 for ; Wed, 02 Nov 2022 16:19:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:reply-to:from:to:cc:subject:date:message-id:reply-to; bh=gDhPLBi4i5H6cHaf8a2jrjVYop+4Ek8Lw09caIJYwao=; b=TuudOMSXAL7adsZOBmgYh538VYcYhWF5nhP0M4YVJQfWwg0r4dUZ36mJ33yxVd2Fh8 AhcLUX3yIkB9ibk1KInatQW3m5g/Xb1UjUv/pTYWyo/nNdUKM/jwJQkQp9VPPXPIpTse emwOM/6/Ktd+5NIL8TVzYVk2VxBsALjv/ypuxQqcHFi3jRRp2B55ZXqSfMnLEtC/HxSc stovQRZYEuaPtf2QjvJsPbzEyMHUcGd/vQxkSYwoxM9lz3prJOeJu1qYoXRdsdqvf9E7 tjo5AfcasIg3m/lx8wa0nQ72JaxhhT6f9hdOGOiYZcTNcwLRRLBhpjRIkPPAdq+gGp5w JrtA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:reply-to:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=gDhPLBi4i5H6cHaf8a2jrjVYop+4Ek8Lw09caIJYwao=; b=mCgUH9m2hX4Y+fy6uvhycsmDm5QMJrFjKzMv3x8JTriT2T0trLccnJUcc9+JYos0Bn 0+LJ5P1i/HY+3TeRueqsIspBTjgJEpDIaLH66g+ZrrIHUu8+7NwVQbn/cdO6UFR6dRer k79anJzbQEOi3tFzgY49WY46A/BTvqJq4SP+0BQx+0JgAlQcAJEXd/32AT7r2wfT5cPb X9ea+zGM17s5C02IjI5uMw8or2mCfbeve0Z55jm772aBqw+H3hzUzWp0pDOxsNRoQXLp fxatk552ta+HF60hJlRfzfaRD/dLi0R0aIIYfxXKat+ksL9nDCQkX1eoHmoVYItwfQlR TVFg== X-Gm-Message-State: ACrzQf2hDD2DJFH7xdvXHWySA+A0pWgREeQy5shGHpoOWfi2+aagiz5p er6W45s9Lealwq9VqkbYrGAEDs9VoWA= X-Google-Smtp-Source: AMsMyM669E+APVVp8ZI0Da0e6lyqKNtrGNrgTK1Ki9ihR88cZjll+Sj6vtq7kMOQqNwb+vtNMKGRhrCtVeU= X-Received: from zagreus.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:5c37]) (user=seanjc job=sendgmr) by 2002:a17:902:f28b:b0:186:b069:63fc with SMTP id k11-20020a170902f28b00b00186b06963fcmr27593726plc.38.1667431187773; Wed, 02 Nov 2022 16:19:47 -0700 (PDT) Reply-To: Sean Christopherson Date: Wed, 2 Nov 2022 23:18:47 +0000 In-Reply-To: <20221102231911.3107438-1-seanjc@google.com> Precedence: bulk X-Mailing-List: kvmarm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20221102231911.3107438-1-seanjc@google.com> X-Mailer: git-send-email 2.38.1.431.g37b22c650d-goog Message-ID: <20221102231911.3107438-21-seanjc@google.com> Subject: [PATCH 20/44] KVM: MIPS: Setup VZ emulation? directly from kvm_mips_init() From: Sean Christopherson To: Paolo Bonzini , Marc Zyngier , Huacai Chen , Aleksandar Markovic , Anup Patel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Christian Borntraeger , Janosch Frank , Claudio Imbrenda , Matthew Rosato , Eric Farman , Sean Christopherson , Vitaly Kuznetsov Cc: James Morse , Alexandru Elisei , Suzuki K Poulose , Oliver Upton , Atish Patra , David Hildenbrand , kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, kvmarm@lists.cs.columbia.edu, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org, Isaku Yamahata , Fabiano Rosas , Michael Ellerman , Chao Gao , Thomas Gleixner , Yuan Yao Content-Type: text/plain; charset="UTF-8" Message-ID: <20221102231847.T4CQYOYLU1K6skntTv5H5Ba9UYLeLyvl7Fd-diYjm5g@z> Invoke kvm_mips_emulation_init() directly from kvm_mips_init() instead of bouncing through kvm_init()=>kvm_arch_init(). Functionally, this is a glorified nop as invoking kvm_arch_init() is the very first action performed by kvm_init(). Emptying kvm_arch_init() will allow dropping the hook entirely once all architecture implementations are nops. No functional change intended. Signed-off-by: Sean Christopherson --- arch/mips/kvm/mips.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/arch/mips/kvm/mips.c b/arch/mips/kvm/mips.c index f0a6c245d1ff..75681281e2df 100644 --- a/arch/mips/kvm/mips.c +++ b/arch/mips/kvm/mips.c @@ -1012,7 +1012,7 @@ long kvm_arch_vm_ioctl(struct file *filp, unsigned int ioctl, unsigned long arg) int kvm_arch_init(void *opaque) { - return kvm_mips_emulation_init(); + return 0; } void kvm_arch_exit(void) @@ -1636,6 +1636,10 @@ static int __init kvm_mips_init(void) if (ret) return ret; + ret = kvm_mips_emulation_init(); + if (ret) + return ret; + ret = kvm_init(NULL, sizeof(struct kvm_vcpu), 0, THIS_MODULE); if (ret) -- 2.38.1.431.g37b22c650d-goog 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 30B91C4332F for ; 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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Invoke kvm_mips_emulation_init() directly from kvm_mips_init() instead of bouncing through kvm_init()=>kvm_arch_init(). Functionally, this is a glorified nop as invoking kvm_arch_init() is the very first action performed by kvm_init(). Emptying kvm_arch_init() will allow dropping the hook entirely once all architecture implementations are nops. No functional change intended. Signed-off-by: Sean Christopherson --- arch/mips/kvm/mips.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/arch/mips/kvm/mips.c b/arch/mips/kvm/mips.c index f0a6c245d1ff..75681281e2df 100644 --- a/arch/mips/kvm/mips.c +++ b/arch/mips/kvm/mips.c @@ -1012,7 +1012,7 @@ long kvm_arch_vm_ioctl(struct file *filp, unsigned int ioctl, unsigned long arg) int kvm_arch_init(void *opaque) { - return kvm_mips_emulation_init(); + return 0; } void kvm_arch_exit(void) @@ -1636,6 +1636,10 @@ static int __init kvm_mips_init(void) if (ret) return ret; + ret = kvm_mips_emulation_init(); + if (ret) + return ret; + ret = kvm_init(NULL, sizeof(struct kvm_vcpu), 0, THIS_MODULE); if (ret) -- 2.38.1.431.g37b22c650d-goog _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv 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 lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (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 060C2C4332F for ; Wed, 2 Nov 2022 23:38:20 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4N2jxk4nC4z3fCK for ; Thu, 3 Nov 2022 10:38:18 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=google.com header.i=@google.com header.a=rsa-sha256 header.s=20210112 header.b=TuudOMSX; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=flex--seanjc.bounces.google.com (client-ip=2607:f8b0:4864:20::649; helo=mail-pl1-x649.google.com; envelope-from=3e_tiywykdlyoawjfyckkcha.ykihejqtlly-zarheopo.kvhwxo.knc@flex--seanjc.bounces.google.com; receiver=) Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=google.com header.i=@google.com header.a=rsa-sha256 header.s=20210112 header.b=TuudOMSX; dkim-atps=neutral Received: from mail-pl1-x649.google.com (mail-pl1-x649.google.com [IPv6:2607:f8b0:4864:20::649]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4N2jXP4S5yz3cMS for ; Thu, 3 Nov 2022 10:19:49 +1100 (AEDT) Received: by mail-pl1-x649.google.com with SMTP id t3-20020a170902e84300b00186ab03043dso207083plg.20 for ; Wed, 02 Nov 2022 16:19:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:reply-to:from:to:cc:subject:date:message-id:reply-to; bh=gDhPLBi4i5H6cHaf8a2jrjVYop+4Ek8Lw09caIJYwao=; b=TuudOMSXAL7adsZOBmgYh538VYcYhWF5nhP0M4YVJQfWwg0r4dUZ36mJ33yxVd2Fh8 AhcLUX3yIkB9ibk1KInatQW3m5g/Xb1UjUv/pTYWyo/nNdUKM/jwJQkQp9VPPXPIpTse emwOM/6/Ktd+5NIL8TVzYVk2VxBsALjv/ypuxQqcHFi3jRRp2B55ZXqSfMnLEtC/HxSc stovQRZYEuaPtf2QjvJsPbzEyMHUcGd/vQxkSYwoxM9lz3prJOeJu1qYoXRdsdqvf9E7 tjo5AfcasIg3m/lx8wa0nQ72JaxhhT6f9hdOGOiYZcTNcwLRRLBhpjRIkPPAdq+gGp5w JrtA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:reply-to:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=gDhPLBi4i5H6cHaf8a2jrjVYop+4Ek8Lw09caIJYwao=; b=WE7IYbO4xfXmI6Vwji30/L2YQGmHRgr4OAAf9aaqTjlxbY/TUxPTjwxNqiYvZ2nCxj fCv3y5IS1/6nr1tKb7bgQ3Pr7g/zNxvvgCy/9O0MgbMXnOiAiqmKK8+NMl8bgfzkeXAB QTPUmMDwDaCZFm1KVJ+/bQqWbbHvq53Sc82wx6karW/4iRmi6YOWkMptfuNsfqpcsLuo eWOoZdaF1O1Dmqetin3SFK2wHWXgIn9TS2PTde+tZu2B3t+Qq0Qutb6uMtL2M7ggju4e KAr5KZzr/qf/it8ysOmenrPBpSHlsOdiXscOkw56XzJwbudCOB8Vi5bcyLvJJ4g7QmaV LD/g== X-Gm-Message-State: ACrzQf3UMrrX6jqDKpz1VCACBZjbS1xenNe8mTnwqdj4f+unitW9oFup euzkUBPPTP8RCKVtzWHut78vwDwnmbA= X-Google-Smtp-Source: AMsMyM669E+APVVp8ZI0Da0e6lyqKNtrGNrgTK1Ki9ihR88cZjll+Sj6vtq7kMOQqNwb+vtNMKGRhrCtVeU= X-Received: from zagreus.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:5c37]) (user=seanjc job=sendgmr) by 2002:a17:902:f28b:b0:186:b069:63fc with SMTP id k11-20020a170902f28b00b00186b06963fcmr27593726plc.38.1667431187773; Wed, 02 Nov 2022 16:19:47 -0700 (PDT) Date: Wed, 2 Nov 2022 23:18:47 +0000 In-Reply-To: <20221102231911.3107438-1-seanjc@google.com> Mime-Version: 1.0 References: <20221102231911.3107438-1-seanjc@google.com> X-Mailer: git-send-email 2.38.1.431.g37b22c650d-goog Message-ID: <20221102231911.3107438-21-seanjc@google.com> Subject: [PATCH 20/44] KVM: MIPS: Setup VZ emulation? directly from kvm_mips_init() From: Sean Christopherson To: Paolo Bonzini , Marc Zyngier , Huacai Chen , Aleksandar Markovic , Anup Patel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Christian Borntraeger , Janosch Frank , Claudio Imbrenda , Matthew Rosato , Eric Farman , Sean Christopherson , Vitaly Kuznetsov Content-Type: text/plain; charset="UTF-8" X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Sean Christopherson Cc: kvm@vger.kernel.org, David Hildenbrand , Atish Patra , linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, kvmarm@lists.cs.columbia.edu, linux-s390@vger.kernel.org, Chao Gao , Suzuki K Poulose , Yuan Yao , kvmarm@lists.linux.dev, Thomas Gleixner , Alexandru Elisei , linux-arm-kernel@lists.infradead.org, Isaku Yamahata , Fabiano Rosas , linux-mips@vger.kernel.org, Oliver Upton , James Morse , kvm-riscv@lists.infradead.org, linuxppc-dev@lists.ozlabs.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Invoke kvm_mips_emulation_init() directly from kvm_mips_init() instead of bouncing through kvm_init()=>kvm_arch_init(). Functionally, this is a glorified nop as invoking kvm_arch_init() is the very first action performed by kvm_init(). Emptying kvm_arch_init() will allow dropping the hook entirely once all architecture implementations are nops. No functional change intended. Signed-off-by: Sean Christopherson --- arch/mips/kvm/mips.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/arch/mips/kvm/mips.c b/arch/mips/kvm/mips.c index f0a6c245d1ff..75681281e2df 100644 --- a/arch/mips/kvm/mips.c +++ b/arch/mips/kvm/mips.c @@ -1012,7 +1012,7 @@ long kvm_arch_vm_ioctl(struct file *filp, unsigned int ioctl, unsigned long arg) int kvm_arch_init(void *opaque) { - return kvm_mips_emulation_init(); + return 0; } void kvm_arch_exit(void) @@ -1636,6 +1636,10 @@ static int __init kvm_mips_init(void) if (ret) return ret; + ret = kvm_mips_emulation_init(); + if (ret) + return ret; + ret = kvm_init(NULL, sizeof(struct kvm_vcpu), 0, THIS_MODULE); if (ret) -- 2.38.1.431.g37b22c650d-goog 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 D8544C4332F for ; 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bh=gDhPLBi4i5H6cHaf8a2jrjVYop+4Ek8Lw09caIJYwao=; b=yyxSWshD1p16Yv58NVJNWxOJenBd/mWosUVAZf/8U03Aui4YztZinspoMATEyRCT4Y 7G/6xo43FYPsdR5it7A3H57ZoYbLGxM9Il31PAFPhpV6+kSF6zKHB0tAmUNAv4OV34A6 AtD28SYDH0mBjTcFa5n55jSgilzw+X/M+2i+mzlmmfI+buYyvEHUAinh5Kks+1FdbTnn lsVhR/8Z0stn/iC2paoY4JTUvCuo39zxXFlQKNa2jCkZaECan7k2QoYjpEeXwMeWZucU P15yXTNLwGJ6CN0xEG21Df3WGSaCdgYy0mzn/jitpw12j+SsFr7ZvqTpIZJvnimqAgdG BRhQ== X-Gm-Message-State: ACrzQf2Dw1We5eaa5vRaElLSVW+7N1nHcwGC4zqi8auClWqYHR22soue Ee5lsmmnig77PM0pSUcSSM3iIjxzSPE= X-Google-Smtp-Source: AMsMyM669E+APVVp8ZI0Da0e6lyqKNtrGNrgTK1Ki9ihR88cZjll+Sj6vtq7kMOQqNwb+vtNMKGRhrCtVeU= X-Received: from zagreus.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:5c37]) (user=seanjc job=sendgmr) by 2002:a17:902:f28b:b0:186:b069:63fc with SMTP id k11-20020a170902f28b00b00186b06963fcmr27593726plc.38.1667431187773; Wed, 02 Nov 2022 16:19:47 -0700 (PDT) Date: Wed, 2 Nov 2022 23:18:47 +0000 In-Reply-To: <20221102231911.3107438-1-seanjc@google.com> Mime-Version: 1.0 References: <20221102231911.3107438-1-seanjc@google.com> X-Mailer: git-send-email 2.38.1.431.g37b22c650d-goog Message-ID: <20221102231911.3107438-21-seanjc@google.com> Subject: [PATCH 20/44] KVM: MIPS: Setup VZ emulation? directly from kvm_mips_init() From: Sean Christopherson To: Paolo Bonzini , Marc Zyngier , Huacai Chen , Aleksandar Markovic , Anup Patel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Christian Borntraeger , Janosch Frank , Claudio Imbrenda , Matthew Rosato , Eric Farman , Sean Christopherson , Vitaly Kuznetsov Cc: James Morse , Alexandru Elisei , Suzuki K Poulose , Oliver Upton , Atish Patra , David Hildenbrand , kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, kvmarm@lists.cs.columbia.edu, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org, Isaku Yamahata , Fabiano Rosas , Michael Ellerman , Chao Gao , Thomas Gleixner , Yuan Yao X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221102_231955_495657_123C7BE8 X-CRM114-Status: GOOD ( 10.99 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Sean Christopherson Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Invoke kvm_mips_emulation_init() directly from kvm_mips_init() instead of bouncing through kvm_init()=>kvm_arch_init(). Functionally, this is a glorified nop as invoking kvm_arch_init() is the very first action performed by kvm_init(). Emptying kvm_arch_init() will allow dropping the hook entirely once all architecture implementations are nops. No functional change intended. Signed-off-by: Sean Christopherson --- arch/mips/kvm/mips.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/arch/mips/kvm/mips.c b/arch/mips/kvm/mips.c index f0a6c245d1ff..75681281e2df 100644 --- a/arch/mips/kvm/mips.c +++ b/arch/mips/kvm/mips.c @@ -1012,7 +1012,7 @@ long kvm_arch_vm_ioctl(struct file *filp, unsigned int ioctl, unsigned long arg) int kvm_arch_init(void *opaque) { - return kvm_mips_emulation_init(); + return 0; } void kvm_arch_exit(void) @@ -1636,6 +1636,10 @@ static int __init kvm_mips_init(void) if (ret) return ret; + ret = kvm_mips_emulation_init(); + if (ret) + return ret; + ret = kvm_init(NULL, sizeof(struct kvm_vcpu), 0, THIS_MODULE); if (ret) -- 2.38.1.431.g37b22c650d-goog _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel