Re: [PATCH v2] fs: fuse: Adding new return type vm_fault_t

[Souptick Joarder <jrdr.linux@gmail.com>]

On Sat, May 12, 2018 at 10:25 AM, Souptick Joarder <jrdr.linux@gmail.com> 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@gmail.com>
> Reviewed-by: Matthew Wilcox <mawilcox@microsoft.com>
> ---
>  fs/fuse/file.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/fuse/file.c b/fs/fuse/file.c
> index a201fb0..67648cc 100644
> --- a/fs/fuse/file.c
> +++ b/fs/fuse/file.c
> @@ -2048,7 +2048,7 @@ static void fuse_vma_close(struct vm_area_struct *vma)
>   * - sync(2)
>   * - try_to_free_pages() with order > PAGE_ALLOC_COSTLY_ORDER
>   */
> -static int fuse_page_mkwrite(struct vm_fault *vmf)
> +static vm_fault_t fuse_page_mkwrite(struct vm_fault *vmf)
>  {
>         struct page *page = vmf->page;
>         struct inode *inode = file_inode(vmf->vma->vm_file);
> --
> 1.9.1
>

Miklos, we would like to get this patch in queue
for 4.18.