Re: [PATCH v2] powerpc: kvm: Change return type to vm_fault_t

From: Souptick Joarder
Date: Wed May 16 2018 - 03:22:08 EST


On Wed, May 16, 2018 at 12:38 PM, Paul Mackerras <paulus@xxxxxxxxxx> wrote:
> On Wed, May 16, 2018 at 10:11:11AM +0530, Souptick Joarder wrote:
>> On Thu, May 10, 2018 at 11:57 PM, Souptick Joarder <jrdr.linux@xxxxxxxxx> wrote:
>> > Use new return type vm_fault_t for fault handler
>> > in struct vm_operations_struct. For now, this is
>> > just documenting that the function returns a
>> > VM_FAULT value rather than an errno. Once all
>> > instances are converted, vm_fault_t will become
>> > a distinct type.
>> >
>> > commit 1c8f422059ae ("mm: change return type to
>> > vm_fault_t")
>> >
>> > Signed-off-by: Souptick Joarder <jrdr.linux@xxxxxxxxx>
>> > ---
>> > v2: Updated the change log
>> >
>> > arch/powerpc/kvm/book3s_64_vio.c | 2 +-
>> > 1 file changed, 1 insertion(+), 1 deletion(-)
>> >
>> > diff --git a/arch/powerpc/kvm/book3s_64_vio.c b/arch/powerpc/kvm/book3s_64_vio.c
>> > index 4dffa61..346ac0d 100644
>> > --- a/arch/powerpc/kvm/book3s_64_vio.c
>> > +++ b/arch/powerpc/kvm/book3s_64_vio.c
>> > @@ -237,7 +237,7 @@ static void release_spapr_tce_table(struct rcu_head *head)
>> > kfree(stt);
>> > }
>> >
>> > -static int kvm_spapr_tce_fault(struct vm_fault *vmf)
>> > +static vm_fault_t kvm_spapr_tce_fault(struct vm_fault *vmf)
>> > {
>> > struct kvmppc_spapr_tce_table *stt = vmf->vma->vm_file->private_data;
>> > struct page *page;
>> > --
>> > 1.9.1
>> >
>>
>> If no comment, we would like to get this patch in queue
>> for 4.18.
>
> It looks fine - I'll queue it up.
>
> Paul.

Thanks Paul :)