Re: [PATCH v2 04/10] DMA, CMA: support alignment constraint on cma region

2014-06-15 Thread Joonsoo Kim
On Thu, Jun 12, 2014 at 12:02:38PM +0200, Michal Nazarewicz wrote: On Thu, Jun 12 2014, Joonsoo Kim iamjoonsoo@lge.com wrote: ppc kvm's cma area management needs alignment constraint on I've noticed it earlier and cannot seem to get to terms with this. It should IMO be PPC, KVM and CMA

Re: [PATCH v2 04/10] DMA, CMA: support alignment constraint on cma region

2014-06-12 Thread Joonsoo Kim
On Thu, Jun 12, 2014 at 02:52:20PM +0900, Minchan Kim wrote: On Thu, Jun 12, 2014 at 12:21:41PM +0900, Joonsoo Kim wrote: ppc kvm's cma area management needs alignment constraint on cma region. So support it to prepare generalization of cma area management functionality. Additionally,

[PATCH v2 04/10] DMA, CMA: support alignment constraint on cma region

2014-06-11 Thread Joonsoo Kim
ppc kvm's cma area management needs alignment constraint on cma region. So support it to prepare generalization of cma area management functionality. Additionally, add some comments which tell us why alignment constraint is needed on cma region. Signed-off-by: Joonsoo Kim iamjoonsoo@lge.com

Re: [PATCH v2 04/10] DMA, CMA: support alignment constraint on cma region

2014-06-11 Thread Aneesh Kumar K.V
Joonsoo Kim iamjoonsoo@lge.com writes: ppc kvm's cma area management needs alignment constraint on cma region. So support it to prepare generalization of cma area management functionality. Additionally, add some comments which tell us why alignment constraint is needed on cma region.

Re: [PATCH v2 04/10] DMA, CMA: support alignment constraint on cma region

2014-06-11 Thread Minchan Kim
On Thu, Jun 12, 2014 at 12:21:41PM +0900, Joonsoo Kim wrote: ppc kvm's cma area management needs alignment constraint on cma region. So support it to prepare generalization of cma area management functionality. Additionally, add some comments which tell us why alignment constraint is needed