Re: Delete flush cache all in arm64 platform.

2016-03-23 Thread Mark Rutland
On Mon, Mar 21, 2016 at 08:58:02AM -0700, Laura Abbott wrote: > On 03/21/2016 03:08 AM, Mark Rutland wrote: > >On Mon, Mar 21, 2016 at 04:07:47PM +0800, Chen Feng wrote: > >>But if we use VA to flush cache to do cache-coherency with other > >>master(eg:gpu) > >> > >>We must iterate over the sg-list

Re: Delete flush cache all in arm64 platform.

2016-03-23 Thread Chen Feng
Hi Mark & Laura On 2016/3/21 23:58, Laura Abbott wrote: > On 03/21/2016 03:08 AM, Mark Rutland wrote: >> [adding LAKML] >> >> On Mon, Mar 21, 2016 at 04:07:47PM +0800, Chen Feng wrote: >>> Hi Mark, >> >> Hi, >> >>> With 68234df4ea7939f98431aa81113fbdce10c4a84b >>> arm64: kill flush_cache_all() >>>

Re: Delete flush cache all in arm64 platform.

2016-03-21 Thread Laura Abbott
On 03/21/2016 03:08 AM, Mark Rutland wrote: [adding LAKML] On Mon, Mar 21, 2016 at 04:07:47PM +0800, Chen Feng wrote: Hi Mark, Hi, With 68234df4ea7939f98431aa81113fbdce10c4a84b arm64: kill flush_cache_all() The documented semantics of flush_cache_all are not possible to provide for arm64 (s

Re: Delete flush cache all in arm64 platform.

2016-03-21 Thread Mark Rutland
[adding LAKML] On Mon, Mar 21, 2016 at 04:07:47PM +0800, Chen Feng wrote: > Hi Mark, Hi, > With 68234df4ea7939f98431aa81113fbdce10c4a84b > arm64: kill flush_cache_all() > The documented semantics of flush_cache_all are not possible to provide > for arm64 (short of flushing the entire physical ad