diff mbox series

[v2,06/22] arch/powerpc/kvm/book3s: Use vma_lookup() in kvmppc_hv_setup_htab_rma()

Message ID 20210521174745.2219620-7-Liam.Howlett@Oracle.com (mailing list archive)
State New, archived
Headers show
Series mm: Add vma_lookup() | expand

Commit Message

Liam R. Howlett May 21, 2021, 5:47 p.m. UTC 
Using vma_lookup() removes the requirement to check if the address is
within the returned vma.  The code is easier to understand and more
compact.

Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
Reviewed-by: Laurent Dufour <ldufour@linux.ibm.com>
Acked-by: David Hildenbrand <david@redhat.com>
Acked-by: Davidlohr Bueso <dbueso@suse.de>
---
 arch/powerpc/kvm/book3s_hv.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c
index 28a80d240b76..a3a4b2179350 100644
--- a/arch/powerpc/kvm/book3s_hv.c
+++ b/arch/powerpc/kvm/book3s_hv.c
@@ -4759,8 +4759,8 @@  static int kvmppc_hv_setup_htab_rma(struct kvm_vcpu *vcpu)
 	/* Look up the VMA for the start of this memory slot */
 	hva = memslot->userspace_addr;
 	mmap_read_lock(kvm->mm);
-	vma = find_vma(kvm->mm, hva);
-	if (!vma || vma->vm_start > hva || (vma->vm_flags & VM_IO))
+	vma = vma_lookup(kvm->mm, hva);
+	if (!vma || (vma->vm_flags & VM_IO))
 		goto up_out;
 
 	psize = vma_kernel_pagesize(vma);