All of lore.kernel.org
 help / color / mirror / Atom feed
From: Vitaly Kuznetsov <vkuznets@redhat.com>
To: kvm@vger.kernel.org
Cc: "Paolo Bonzini" <pbonzini@redhat.com>,
	"Radim Krčmář" <rkrcmar@redhat.com>,
	"Jim Mattson" <jmattson@google.com>,
	"Liran Alon" <liran.alon@oracle.com>,
	"Sean Christopherson" <sean.j.christopherson@intel.com>,
	linux-kernel@vger.kernel.org
Subject: [PATCH v2 5/9] x86/kvm/mmu: get rid of redundant kvm_mmu_setup()
Date: Tue, 25 Sep 2018 19:58:40 +0200	[thread overview]
Message-ID: <20180925175844.20277-6-vkuznets@redhat.com> (raw)
In-Reply-To: <20180925175844.20277-1-vkuznets@redhat.com>

From: Paolo Bonzini <pbonzini@redhat.com>

Just inline the contents into the sole caller, kvm_init_mmu is now
public.

Suggested-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
 arch/x86/include/asm/kvm_host.h |  1 -
 arch/x86/kvm/mmu.c              | 12 ------------
 arch/x86/kvm/x86.c              |  2 +-
 3 files changed, 1 insertion(+), 14 deletions(-)

diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index a3829869353b..a64da200aed1 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -1176,7 +1176,6 @@ void kvm_mmu_module_exit(void);
 
 void kvm_mmu_destroy(struct kvm_vcpu *vcpu);
 int kvm_mmu_create(struct kvm_vcpu *vcpu);
-void kvm_mmu_setup(struct kvm_vcpu *vcpu);
 void kvm_mmu_init_vm(struct kvm *kvm);
 void kvm_mmu_uninit_vm(struct kvm *kvm);
 void kvm_mmu_set_mask_ptes(u64 user_mask, u64 accessed_mask,
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 96c2a0b3eb53..e59e5f49c8c2 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -5424,18 +5424,6 @@ int kvm_mmu_create(struct kvm_vcpu *vcpu)
 	return alloc_mmu_pages(vcpu);
 }
 
-void kvm_mmu_setup(struct kvm_vcpu *vcpu)
-{
-	MMU_WARN_ON(VALID_PAGE(vcpu->arch.mmu->root_hpa));
-
-	/*
-	 * kvm_mmu_setup() is called only on vCPU initialization.  
-	 * Therefore, no need to reset mmu roots as they are not yet
-	 * initialized.
-	 */
-	kvm_init_mmu(vcpu, false);
-}
-
 static void kvm_mmu_invalidate_zap_pages_in_memslot(struct kvm *kvm,
 			struct kvm_memory_slot *slot,
 			struct kvm_page_track_notifier_node *node)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index d58dc530ed84..b93b1ef8854b 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -8478,7 +8478,7 @@ int kvm_arch_vcpu_setup(struct kvm_vcpu *vcpu)
 	kvm_vcpu_mtrr_init(vcpu);
 	vcpu_load(vcpu);
 	kvm_vcpu_reset(vcpu, false);
-	kvm_mmu_setup(vcpu);
+	kvm_init_mmu(vcpu, false);
 	vcpu_put(vcpu);
 	return 0;
 }
-- 
2.17.1


  parent reply	other threads:[~2018-09-25 17:59 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-09-25 17:58 [PATCH v2 0/9] x86/kvm/nVMX: optimize MMU switch between L1 and L2 Vitaly Kuznetsov
2018-09-25 17:58 ` [PATCH v2 1/9] x86/kvm/mmu: make vcpu->mmu a pointer to the current MMU Vitaly Kuznetsov
2018-09-26 14:17   ` Sean Christopherson
2018-09-25 17:58 ` [PATCH v2 2/9] x86/kvm/mmu.c: set get_pdptr hook in kvm_init_shadow_ept_mmu() Vitaly Kuznetsov
2018-09-26 14:11   ` Sean Christopherson
2018-09-26 17:16     ` Vitaly Kuznetsov
2018-09-25 17:58 ` [PATCH v2 3/9] x86/kvm/mmu.c: add kvm_mmu parameter to kvm_mmu_free_roots() Vitaly Kuznetsov
2018-09-26 14:18   ` Sean Christopherson
2018-09-25 17:58 ` [PATCH v2 4/9] x86/kvm/mmu: introduce guest_mmu Vitaly Kuznetsov
2018-09-26 14:02   ` Sean Christopherson
2018-09-26 17:18     ` Vitaly Kuznetsov
2018-09-25 17:58 ` Vitaly Kuznetsov [this message]
2018-09-26 14:15   ` [PATCH v2 5/9] x86/kvm/mmu: get rid of redundant kvm_mmu_setup() Sean Christopherson
2018-09-25 17:58 ` [PATCH v2 6/9] x86/kvm/mmu: make space for source data caching in struct kvm_mmu Vitaly Kuznetsov
2018-09-26 14:40   ` Sean Christopherson
2018-09-26 17:19     ` Vitaly Kuznetsov
2018-09-25 17:58 ` [PATCH v2 7/9] x86/kvm/nVMX: introduce source data cache for kvm_init_shadow_ept_mmu() Vitaly Kuznetsov
2018-09-26 15:06   ` Sean Christopherson
2018-09-26 17:30     ` Vitaly Kuznetsov
2018-09-27 13:44       ` Vitaly Kuznetsov
2018-09-25 17:58 ` [PATCH v2 8/9] x86/kvm/mmu: check if tdp/shadow MMU reconfiguration is needed Vitaly Kuznetsov
2018-09-26 15:15   ` Sean Christopherson
2018-09-26 15:15     ` Sean Christopherson
2018-09-25 17:58 ` [PATCH v2 9/9] x86/kvm/mmu: check if MMU reconfiguration is needed in init_kvm_nested_mmu() Vitaly Kuznetsov
2018-09-26 15:17   ` Sean Christopherson

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20180925175844.20277-6-vkuznets@redhat.com \
    --to=vkuznets@redhat.com \
    --cc=jmattson@google.com \
    --cc=kvm@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=liran.alon@oracle.com \
    --cc=pbonzini@redhat.com \
    --cc=rkrcmar@redhat.com \
    --cc=sean.j.christopherson@intel.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.