Re: [RFC] memcpy_nocache() and memcpy_writethrough()

2017-01-01 Thread Al Viro
On Mon, Jan 02, 2017 at 02:35:36AM +, Elliott, Robert (Persistent Memory) wrote: > > -Original Message- > > From: linux-kernel-ow...@vger.kernel.org [mailto:linux-kernel- > > ow...@vger.kernel.org] On Behalf Of Al Viro > > Sent: Friday, December 30, 2016 8:26 PM > > Subject: [RFC] memc

RE: [RFC] memcpy_nocache() and memcpy_writethrough()

2017-01-01 Thread Elliott, Robert (Persistent Memory)
> -Original Message- > From: linux-kernel-ow...@vger.kernel.org [mailto:linux-kernel- > ow...@vger.kernel.org] On Behalf Of Al Viro > Sent: Friday, December 30, 2016 8:26 PM > Subject: [RFC] memcpy_nocache() and memcpy_writethrough() > ... > Why does pmem need writethrough warranties, anyw