linux-kernel - [PATCH v8 8/8] KVM: mmu: remove __gfn_to_pfn

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Date:   Thu, 24 Aug 2023 17:04:08 +0900
From:   David Stevens <stevensd@...omium.org>
To:     Sean Christopherson <seanjc@...gle.com>
Cc:     Yu Zhang <yu.c.zhang@...ux.intel.com>,
        Isaku Yamahata <isaku.yamahata@...il.com>,
        Marc Zyngier <maz@...nel.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        Peter Xu <peterx@...hat.com>,
        linux-arm-kernel@...ts.infradead.org, kvmarm@...ts.linux.dev,
        linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        kvm@...r.kernel.org, David Stevens <stevensd@...omium.org>
Subject: [PATCH v8 8/8] KVM: mmu: remove __gfn_to_pfn_memslot

From: David Stevens <stevensd@...omium.org>

All callers have been migrated to __kvm_follow_pfn.

Signed-off-by: David Stevens <stevensd@...omium.org>
---
 virt/kvm/kvm_main.c | 33 ---------------------------------
 1 file changed, 33 deletions(-)

diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index fa1848c6c84f..aebaf4a7340e 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -2728,39 +2728,6 @@ kvm_pfn_t __kvm_follow_pfn(struct kvm_follow_pfn *foll)
 }
 EXPORT_SYMBOL_GPL(__kvm_follow_pfn);
 
-kvm_pfn_t __gfn_to_pfn_memslot(const struct kvm_memory_slot *slot, gfn_t gfn,
-			       bool atomic, bool interruptible, bool *async,
-			       bool write_fault, bool *writable, hva_t *hva)
-{
-	kvm_pfn_t pfn;
-	struct kvm_follow_pfn foll = {
-		.slot = slot,
-		.gfn = gfn,
-		.flags = FOLL_GET,
-		.atomic = atomic,
-		.try_map_writable = !!writable,
-	};
-
-	if (write_fault)
-		foll.flags |= FOLL_WRITE;
-	if (async)
-		foll.flags |= FOLL_NOWAIT;
-	if (interruptible)
-		foll.flags |= FOLL_INTERRUPTIBLE;
-
-	pfn = __kvm_follow_pfn(&foll);
-	if (pfn == KVM_PFN_ERR_NEEDS_IO) {
-		*async = true;
-		pfn = KVM_PFN_ERR_FAULT;
-	}
-	if (hva)
-		*hva = foll.hva;
-	if (writable)
-		*writable = foll.writable;
-	return pfn;
-}
-EXPORT_SYMBOL_GPL(__gfn_to_pfn_memslot);
-
 kvm_pfn_t gfn_to_pfn_prot(struct kvm *kvm, gfn_t gfn, bool write_fault,
 		      bool *writable)
 {
-- 
2.42.0.rc1.204.g551eb34607-goog