diff options
| author | Liam Howlett <liam.howlett@oracle.com> | 2021-06-28 19:39:05 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-06-29 10:53:51 -0700 |
| commit | 900c83f88af06bf0466c28bdde8a2c011b855e44 (patch) | |
| tree | ae927bbf43d080c52afbda795be389d05dc34d5b /arch | |
| parent | 27a14d287e16c308040508be9f0cb28bc935bd0e (diff) | |
arch/powerpc/kvm/book3s: use vma_lookup() in kvmppc_hv_setup_htab_rma()
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.
Link: https://lkml.kernel.org/r/20210521174745.2219620-7-Liam.Howlett@Oracle.com
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>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/kvm/book3s_hv.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c index bc0813644666..fb83c84d116a 100644 --- a/arch/powerpc/kvm/book3s_hv.c +++ b/arch/powerpc/kvm/book3s_hv.c @@ -4758,8 +4758,8 @@ 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); |