From: Liam R. Howlett <Liam.Howlett@Oracle.com>
Date: Mon, 1 Mar 2021 19:29:29 +0000 (-0500)
Subject: arch/powerpc/kvm/book3s_hv_uvmem: Use vma_lookup() instead of find_vma_intersection()
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=9e7202f7ce5530e8a1a3221654203b5a40bbd31f;p=users%2Fjedix%2Flinux-maple.git

arch/powerpc/kvm/book3s_hv_uvmem: Use vma_lookup() instead of find_vma_intersection()

vma_lookup() is more efficient

Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
---

diff --git a/arch/powerpc/kvm/book3s_hv_uvmem.c b/arch/powerpc/kvm/book3s_hv_uvmem.c
index 84e5a2dc8be53..34720b79588f7 100644
--- a/arch/powerpc/kvm/book3s_hv_uvmem.c
+++ b/arch/powerpc/kvm/book3s_hv_uvmem.c
@@ -614,7 +614,7 @@ void kvmppc_uvmem_drop_pages(const struct kvm_memory_slot *slot,
 
 		/* 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;