[109/192] arch/powerpc/kvm/book3s_hv_uvmem: use vma_lookup() instead of find_vma_intersection()

Commit Message

Andrew Morton June 29, 2021, 2:39 a.m. UTC

From: Liam Howlett <[e-mail]>
Subject: arch/powerpc/kvm/book3s_hv_uvmem: use vma_lookup() instead of find_vma_intersection()

vma_lookup() finds the vma of a specific address with a cleaner interface
and is more readable.

Link: https://lkml.kernel.org/r/[e-mail]
Signed-off-by: Liam R. Howlett <[e-mail]>
Reviewed-by: Laurent Dufour <[e-mail]>
Acked-by: David Hildenbrand <[e-mail]>
Acked-by: Davidlohr Bueso <[e-mail]>
Cc: Geert Uytterhoeven <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
---

 arch/powerpc/kvm/book3s_hv_uvmem.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Patch

--- a/arch/powerpc/kvm/book3s_hv_uvmem.c~arch-powerpc-kvm-book3s_hv_uvmem-use-vma_lookup-instead-of-find_vma_intersection
+++ a/arch/powerpc/kvm/book3s_hv_uvmem.c
@@ -614,7 +614,7 @@  void kvmppc_uvmem_drop_pages(const struc
 
 		/* Fetch the VMA if addr is not in the latest fetched one */
 		if (!vma || addr >= vma->vm_end) {
-			vma = find_vma_intersection(kvm->mm, addr, addr+1);
+			vma = vma_lookup(kvm->mm, addr);
 			if (!vma) {
 				pr_err("Can't find VMA for gfn:0x%lx\n", gfn);
 				break;