[ndctl PATCH] ndctl: print 'size' when creating/listing BTT namespaces

2016-07-26 Thread Vishal Verma
Print the usable size of a BTT namespace after removing driver overhead in the json for listing/creating a BTT namespace. This makes it consistent with other flavors of namespaces (dax, pfn). Cc: Dan Williams Reported-by: Linda Knippers

Re: btt ndctl question

2016-07-26 Thread Linda Knippers
On 07/26/2016 05:55 PM, Dan Williams wrote: > On Tue, Jul 26, 2016 at 2:41 PM, Vishal Verma > wrote: >> On 07/26, Dan Williams wrote: >>> On Tue, Jul 26, 2016 at 2:24 PM, Verma, Vishal L >>> wrote: On Tue, 2016-07-26 at 14:58 -0600,

Re: btt ndctl question

2016-07-26 Thread Dan Williams
On Tue, Jul 26, 2016 at 2:41 PM, Vishal Verma wrote: > On 07/26, Dan Williams wrote: >> On Tue, Jul 26, 2016 at 2:24 PM, Verma, Vishal L >> wrote: >> > On Tue, 2016-07-26 at 14:58 -0600, Vishal Verma wrote: >> >> On 07/26, Linda Knippers wrote:

Re: btt ndctl question

2016-07-26 Thread Dan Williams
On Tue, Jul 26, 2016 at 2:24 PM, Verma, Vishal L wrote: > On Tue, 2016-07-26 at 14:58 -0600, Vishal Verma wrote: >> On 07/26, Linda Knippers wrote: >> > >> > My system has 4 8G NVDIMMs and I have them configured in different >> > ways, as you can >> > see from the ndctl

Re: btt ndctl question

2016-07-26 Thread Verma, Vishal L
On Tue, 2016-07-26 at 14:58 -0600, Vishal Verma wrote: > On 07/26, Linda Knippers wrote: > > > > My system has 4 8G NVDIMMs and I have them configured in different > > ways, as you can > > see from the ndctl output: > > > > $ ndctl list > > [ > >   { > > "dev":"namespace3.0", > >

Re: [PATCH 14/15] dax: Protect PTE modification on WP fault by radix tree entry lock

2016-07-26 Thread Jan Kara
On Mon 25-07-16 15:30:59, Ross Zwisler wrote: > On Fri, Jul 22, 2016 at 02:19:40PM +0200, Jan Kara wrote: > > Currently PTE gets updated in wp_pfn_shared() after dax_pfn_mkwrite() > > has released corresponding radix tree entry lock. When we want to > > writeprotect PTE on cache flush, we need PTE