Re: [PATCH 8/9] powerpc/mm: Wire up hpte_removebolted for powernv

2017-04-13 Thread Michael Ellerman
Oliver O'Halloran writes: > On Wed, Apr 12, 2017 at 11:53 AM, Balbir Singh wrote: >> >> The API also does not clear linear_map_hash_slots[] under DEBUG_PAGEALLOC > > I'm not sure what API you're referring to here. The tracking for >

Re: [PATCH 8/9] powerpc/mm: Wire up hpte_removebolted for powernv

2017-04-12 Thread Oliver O'Halloran
On Wed, Apr 12, 2017 at 11:53 AM, Balbir Singh wrote: > On Wed, 2017-04-12 at 03:42 +1000, Oliver O'Halloran wrote: >> From: Rashmica Gupta >> >> Adds support for removing bolted (i.e kernel linear mapping) mappings on >> powernv. This is needed to

Re: [PATCH 8/9] powerpc/mm: Wire up hpte_removebolted for powernv

2017-04-11 Thread Rashmica Gupta
On 12/04/17 10:18, Stephen Rothwell wrote: Hi Oliver, On Wed, 12 Apr 2017 08:50:56 +1000 Anton Blanchard wrote: From: Rashmica Gupta Adds support for removing bolted (i.e kernel linear mapping) mappings on powernv. This is needed to support memory

Re: [PATCH 8/9] powerpc/mm: Wire up hpte_removebolted for powernv

2017-04-11 Thread Balbir Singh
On Wed, 2017-04-12 at 03:42 +1000, Oliver O'Halloran wrote: > From: Rashmica Gupta > > Adds support for removing bolted (i.e kernel linear mapping) mappings on > powernv. This is needed to support memory hot unplug operations which > are required for the teardown of

Re: [PATCH 8/9] powerpc/mm: Wire up hpte_removebolted for powernv

2017-04-11 Thread Stephen Rothwell
Hi Oliver, On Wed, 12 Apr 2017 08:50:56 +1000 Anton Blanchard wrote: > > > From: Rashmica Gupta > > > > Adds support for removing bolted (i.e kernel linear mapping) mappings > > on powernv. This is needed to support memory hot unplug operations > > which

Re: [PATCH 8/9] powerpc/mm: Wire up hpte_removebolted for powernv

2017-04-11 Thread Anton Blanchard
Hi Oliver, > From: Rashmica Gupta > > Adds support for removing bolted (i.e kernel linear mapping) mappings > on powernv. This is needed to support memory hot unplug operations > which are required for the teardown of DAX/PMEM devices. > > Cc: Rashmica Gupta

[PATCH 8/9] powerpc/mm: Wire up hpte_removebolted for powernv

2017-04-11 Thread Oliver O'Halloran
From: Rashmica Gupta Adds support for removing bolted (i.e kernel linear mapping) mappings on powernv. This is needed to support memory hot unplug operations which are required for the teardown of DAX/PMEM devices. Cc: Rashmica Gupta Cc: Anton