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From: Nikunj A Dadhania <nikunj@amd.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: Sean Christopherson <seanjc@google.com>,
	Vitaly Kuznetsov <vkuznets@redhat.com>,
	Wanpeng Li <wanpengli@tencent.com>,
	Jim Mattson <jmattson@google.com>, Joerg Roedel <joro@8bytes.org>,
	Brijesh Singh <brijesh.singh@amd.com>,
	Tom Lendacky <thomas.lendacky@amd.com>,
	Peter Gonda <pgonda@google.com>, Bharata B Rao <bharata@amd.com>,
	"Maciej S . Szmigiero" <mail@maciej.szmigiero.name>,
	Mingwei Zhang <mizhang@google.com>,
	"David Hildenbrand" <david@redhat.com>, <kvm@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>,
	Nikunj A Dadhania <nikunj@amd.com>
Subject: [PATCH RFC v1 8/9] KVM: Move kvm_for_each_memslot_in_hva_range() to be used in SVM
Date: Tue, 8 Mar 2022 10:08:56 +0530	[thread overview]
Message-ID: <20220308043857.13652-9-nikunj@amd.com> (raw)
In-Reply-To: <20220308043857.13652-1-nikunj@amd.com>

Move the macro to kvm_host.h and make if visible for SVM to use.

No functional change intended.

Suggested-by: Maciej S. Szmigiero <mail@maciej.szmigiero.name>
Signed-off-by: Nikunj A Dadhania <nikunj@amd.com>
---
 include/linux/kvm_host.h | 6 ++++++
 virt/kvm/kvm_main.c      | 6 ------
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index c23022960d51..d72f692725d2 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -1063,6 +1063,12 @@ static inline bool kvm_memslot_iter_is_valid(struct kvm_memslot_iter *iter, gfn_
 	     kvm_memslot_iter_is_valid(iter, end);			\
 	     kvm_memslot_iter_next(iter))
 
+/* Iterate over each memslot intersecting [start, last] (inclusive) range */
+#define kvm_for_each_memslot_in_hva_range(node, slots, start, last)	     \
+	for (node = interval_tree_iter_first(&slots->hva_tree, start, last); \
+	     node;							     \
+	     node = interval_tree_iter_next(node, start, last))
+
 /*
  * KVM_SET_USER_MEMORY_REGION ioctl allows the following operations:
  * - create a new memory slot
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index c035fe6b39ec..ff890f41c7ce 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -511,12 +511,6 @@ static void kvm_null_fn(void)
 }
 #define IS_KVM_NULL_FN(fn) ((fn) == (void *)kvm_null_fn)
 
-/* Iterate over each memslot intersecting [start, last] (inclusive) range */
-#define kvm_for_each_memslot_in_hva_range(node, slots, start, last)	     \
-	for (node = interval_tree_iter_first(&slots->hva_tree, start, last); \
-	     node;							     \
-	     node = interval_tree_iter_next(node, start, last))	     \
-
 static __always_inline int __kvm_handle_hva_range(struct kvm *kvm,
 						  const struct kvm_hva_range *range)
 {
-- 
2.32.0


  parent reply	other threads:[~2022-03-08  4:41 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-08  4:38 [PATCH RFC v1 0/9] KVM: SVM: Defer page pinning for SEV guests Nikunj A Dadhania
2022-03-08  4:38 ` [PATCH RFC v1 1/9] KVM: Introduce pinning flag to hva_to_pfn* Nikunj A Dadhania
2022-03-08  4:38 ` [PATCH RFC v1 2/9] KVM: x86/mmu: Move hugepage adjust to direct_page_fault Nikunj A Dadhania
2022-03-28 21:04   ` Sean Christopherson
2022-03-08  4:38 ` [PATCH RFC v1 3/9] KVM: x86/mmu: Add hook to pin PFNs on demand in MMU Nikunj A Dadhania
2022-03-08  4:38 ` [PATCH RFC v1 4/9] KVM: SVM: Add pinning metadata in the arch memslot Nikunj A Dadhania
2022-03-08  4:38 ` [PATCH RFC v1 5/9] KVM: SVM: Implement demand page pinning Nikunj A Dadhania
2022-03-08 21:53   ` Mingwei Zhang
2022-03-09  5:10     ` Nikunj A. Dadhania
2022-03-21  6:11       ` Mingwei Zhang
2022-03-21  9:19         ` Nikunj A. Dadhania
2022-03-08  4:38 ` [PATCH RFC v1 6/9] KVM: x86/mmu: Introduce kvm_mmu_map_tdp_page() for use by SEV/TDX Nikunj A Dadhania
2022-03-08  4:38 ` [PATCH RFC v1 7/9] KVM: SEV: Carve out routine for allocation of pages Nikunj A Dadhania
2022-03-08  4:38 ` Nikunj A Dadhania [this message]
2022-03-08  4:38 ` [PATCH RFC v1 9/9] KVM: SVM: Pin SEV pages in MMU during sev_launch_update_data() Nikunj A Dadhania
2022-03-09 16:57   ` Maciej S. Szmigiero
2022-03-09 17:47     ` Nikunj A. Dadhania
2022-03-28 21:00 ` [PATCH RFC v1 0/9] KVM: SVM: Defer page pinning for SEV guests Sean Christopherson
2022-03-30  4:42   ` Nikunj A. Dadhania
2022-03-30 19:47     ` Sean Christopherson
2022-03-31  4:48       ` Nikunj A. Dadhania
2022-03-31 18:32         ` Peter Gonda
2022-03-31 19:00           ` Sean Christopherson
2022-04-01  3:22             ` Nikunj A. Dadhania
2022-04-01 14:54               ` Sean Christopherson
2022-04-01 15:39                 ` Nikunj A. Dadhania
2022-04-01 17:28             ` Marc Orr
2022-04-01 18:02               ` Sean Christopherson
2022-04-01 18:19                 ` Marc Orr

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