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charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-Stat-Signature: pgontnpksfckicuwyrik44h6wk5jt6ez X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: 22A4820007 X-Rspam-User: X-HE-Tag: 1768398378-263851 X-HE-Meta: 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 0cOsfwUJ 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: From: Patrick Roy =0A= =0A= Add a no-op stub for kvm_arch_gmem_invalidate if=0A= CONFIG_HAVE_KVM_ARCH_GMEM_INVALIDATE=3Dn. This allows defining=0A= kvm_gmem_free_folio without ifdef-ery, which allows more cleanly using=0A= guest_memfd's free_folio callback for non-arch-invalidation related=0A= code.=0A= =0A= Acked-by: David Hildenbrand (Red Hat) =0A= Signed-off-by: Patrick Roy =0A= Acked-by: Vlastimil Babka =0A= Signed-off-by: Nikita Kalyazin =0A= ---=0A= include/linux/kvm_host.h | 2 ++=0A= virt/kvm/guest_memfd.c | 4 ----=0A= 2 files changed, 2 insertions(+), 4 deletions(-)=0A= =0A= diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h=0A= index d93f75b05ae2..27796a09d29b 100644=0A= --- a/include/linux/kvm_host.h=0A= +++ b/include/linux/kvm_host.h=0A= @@ -2589,6 +2589,8 @@ long kvm_gmem_populate(struct kvm *kvm, gfn_t gfn, vo= id __user *src, long npages=0A= =0A= #ifdef CONFIG_HAVE_KVM_ARCH_GMEM_INVALIDATE=0A= void kvm_arch_gmem_invalidate(kvm_pfn_t start, kvm_pfn_t end);=0A= +#else=0A= +static inline void kvm_arch_gmem_invalidate(kvm_pfn_t start, kvm_pfn_t end= ) { }=0A= #endif=0A= =0A= #ifdef CONFIG_KVM_GENERIC_PRE_FAULT_MEMORY=0A= diff --git a/virt/kvm/guest_memfd.c b/virt/kvm/guest_memfd.c=0A= index fdaea3422c30..92e7f8c1f303 100644=0A= --- a/virt/kvm/guest_memfd.c=0A= +++ b/virt/kvm/guest_memfd.c=0A= @@ -527,7 +527,6 @@ static int kvm_gmem_error_folio(struct address_space *m= apping, struct folio *fol=0A= return MF_DELAYED;=0A= }=0A= =0A= -#ifdef CONFIG_HAVE_KVM_ARCH_GMEM_INVALIDATE=0A= static void kvm_gmem_free_folio(struct folio *folio)=0A= {=0A= struct page *page =3D folio_page(folio, 0);=0A= @@ -536,15 +535,12 @@ static void kvm_gmem_free_folio(struct folio *folio)= =0A= =0A= kvm_arch_gmem_invalidate(pfn, pfn + (1ul << order));=0A= }=0A= -#endif=0A= =0A= static const struct address_space_operations kvm_gmem_aops =3D {=0A= .dirty_folio =3D noop_dirty_folio,=0A= .migrate_folio =3D kvm_gmem_migrate_folio,=0A= .error_remove_folio =3D kvm_gmem_error_folio,=0A= -#ifdef CONFIG_HAVE_KVM_ARCH_GMEM_INVALIDATE=0A= .free_folio =3D kvm_gmem_free_folio,=0A= -#endif=0A= };=0A= =0A= static int kvm_gmem_setattr(struct mnt_idmap *idmap, struct dentry *dentry= ,=0A= -- =0A= 2.50.1=0A= =0A=