[lkml]   [2011]   [Jul]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [Linaro-mm-sig] [PATCH 6/8] drivers: add Contiguous Memory Allocator
On Wed, 6 Jul 2011, Russell King - ARM Linux wrote:

> Another issue is that when a platform has restricted DMA regions,
> they typically don't fall into the highmem zone. As the dmabounce
> code allocates from the DMA coherent allocator to provide it with
> guaranteed DMA-able memory, that would be rather inconvenient.

Do we encounter this in practice i.e. do those platforms requiring large
contiguous allocations motivating this work have such DMA restrictions?


 \ /
  Last update: 2011-07-06 16:51    [W:0.115 / U:4.968 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site