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charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-Rspamd-Server: rspam11 X-Stat-Signature: 3o6y1tmu3s56xg9amgmnrzom7bta44ms X-Rspam-User: X-Rspamd-Queue-Id: 6412C8000B X-HE-Tag: 1769446201-506960 X-HE-Meta: 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 NMO+2xPE DnFaWJ3isFSK/yb6/HyTh3LoK3bBonS0e6z/t5PM1mkzDhP1HlAgnAjVDBYodObJ4SOHUWkszFPZXdnrhCDPew0U5TCoGCFsN/PHpw8t6L7bK5903IkWCJxvAY4HY3DKD6D5GU1oa17Q8ZvFMQTbduTrmN80GYJPvclk/oKh4QOLyJH7iy6/mld6VF16zEZqOuCLOMOX3Z1nSJNOW0fITTzdqJRuZ1PcusMTD+QN0UPbPQQsNnbS0NCPhLAGlDbxGUVKXZ3eZn+NIkBm1UPHQj/TlIVvr4uxHCFGzWElp/LAznNiTDPpW7n77w1HFjhSKPQ/tjgsWubOWxHDVZSWeVDyto2ndnVG2SgmNDznpWohKa2mtjQ3Ne20DGVYtorKshwH5y9yHGQ9bYLRFwbfCEMtKGPgqXjR7K3lR9fzl6zsij+H4K6fNT630/aQxb0y69KNqgWPs0gXoKUzjFq20AA7f2ms9RSMYfLU+upmBYt9va+yyyOvV9XeohgBUkhExr0Jk5d7lFpKYej7KW39r67efH3tFcfQXwzCn+F+6DJhBOjyj1dmtmk/1L9f4Rt9johnIhj+dpDu7W33ln5igA6NzNt1nzrmS6BzsdzXXhTtYq/Uzo1Bupk1sKawJ+r4uZklxrERnm/elUYJgXbl+JRjSPHXB0qF2DK0rZPlPg8msKIJff8IavfOB0Lh9xZyxqsrQIxchcDOChsUzgVBbhmi3csi5gPQXwyS9qCZb859b95X603O/dNBVTPaDpC/sJx4R63OwETNkBdnG7wpCdl63xDo13k3X+3MGhXqVmvBfMeu4cwF3kgrmbw== 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= Reviewed-by: Ackerley Tng =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=