Re: [PATCH v5 2/9] mm: Add an apply_to_pfn_range interface

2019-06-12 Thread VMware
On 6/12/19 2:16 PM, Christoph Hellwig wrote: On Wed, Jun 12, 2019 at 08:42:36AM +0200, Thomas Hellström (VMware) wrote: From: Thomas Hellstrom This is basically apply_to_page_range with added functionality: Allocating missing parts of the page table becomes optional, which means that the funct

Re: [PATCH v5 2/9] mm: Add an apply_to_pfn_range interface

2019-06-12 Thread Christoph Hellwig
On Wed, Jun 12, 2019 at 08:42:36AM +0200, Thomas Hellström (VMware) wrote: > From: Thomas Hellstrom > > This is basically apply_to_page_range with added functionality: > Allocating missing parts of the page table becomes optional, which > means that the function can be guaranteed not to error if