Re: [PATCH 4/7] node: Add memory caching attributes

2018-11-26 Thread Keith Busch
On Mon, Nov 26, 2018 at 11:06:19AM -0800, Greg Kroah-Hartman wrote: > On Wed, Nov 14, 2018 at 03:49:17PM -0700, Keith Busch wrote: > > System memory may have side caches to help improve access speed. While > > the system provided cache is transparent to the software accessing > > these memory range

Re: [PATCH 4/7] node: Add memory caching attributes

2018-11-26 Thread Greg Kroah-Hartman
On Wed, Nov 14, 2018 at 03:49:17PM -0700, Keith Busch wrote: > System memory may have side caches to help improve access speed. While > the system provided cache is transparent to the software accessing > these memory ranges, applications can optimize their own access based > on cache attributes. >

Re: [PATCH 4/7] node: Add memory caching attributes

2018-11-26 Thread Greg Kroah-Hartman
On Wed, Nov 14, 2018 at 03:49:17PM -0700, Keith Busch wrote: > System memory may have side caches to help improve access speed. While > the system provided cache is transparent to the software accessing > these memory ranges, applications can optimize their own access based > on cache attributes. >

Re: [PATCH 4/7] node: Add memory caching attributes

2018-11-26 Thread Keith Busch
On Thu, Nov 22, 2018 at 06:59:21PM +0530, Anshuman Khandual wrote: > > > On 11/20/2018 04:36 AM, Keith Busch wrote: > > On Mon, Nov 19, 2018 at 09:44:00AM +0530, Anshuman Khandual wrote: > >> On 11/15/2018 04:19 AM, Keith Busch wrote: > >>> System memory may have side caches to help improve acces

Re: [PATCH 4/7] node: Add memory caching attributes

2018-11-22 Thread Anshuman Khandual
On 11/20/2018 04:36 AM, Keith Busch wrote: > On Mon, Nov 19, 2018 at 09:44:00AM +0530, Anshuman Khandual wrote: >> On 11/15/2018 04:19 AM, Keith Busch wrote: >>> System memory may have side caches to help improve access speed. While >>> the system provided cache is transparent to the software ac

Re: [PATCH 4/7] node: Add memory caching attributes

2018-11-19 Thread Keith Busch
On Mon, Nov 19, 2018 at 09:44:00AM +0530, Anshuman Khandual wrote: > On 11/15/2018 04:19 AM, Keith Busch wrote: > > System memory may have side caches to help improve access speed. While > > the system provided cache is transparent to the software accessing > > these memory ranges, applications can

Re: [PATCH 4/7] node: Add memory caching attributes

2018-11-18 Thread Anshuman Khandual
On 11/15/2018 04:19 AM, Keith Busch wrote: > System memory may have side caches to help improve access speed. While > the system provided cache is transparent to the software accessing > these memory ranges, applications can optimize their own access based > on cache attributes. Cache is not a

Re: [PATCH 4/7] node: Add memory caching attributes

2018-11-14 Thread Dave Hansen
On 11/14/18 2:49 PM, Keith Busch wrote: > System memory may have side caches to help improve access speed. While > the system provided cache is transparent to the software accessing > these memory ranges, applications can optimize their own access based > on cache attributes. > > In preparation fo

[PATCH 4/7] node: Add memory caching attributes

2018-11-14 Thread Keith Busch
System memory may have side caches to help improve access speed. While the system provided cache is transparent to the software accessing these memory ranges, applications can optimize their own access based on cache attributes. In preparation for such systems, provide a new API for the kernel to