RE: Disable Caching for mmap() address

2009-11-12 Thread Jonathan Haws
> On Mon, 2009-11-09 at 16:21 -0700, Jonathan Haws wrote: > > All, > > > > I would like to disable caching for an address that was returned > from a call to mmap(). I am using this address for DMA operations > in user space and want to make sure that the data cache is turned > off for that buffer.

Re: Disable Caching for mmap() address

2009-11-12 Thread Benjamin Herrenschmidt
On Mon, 2009-11-09 at 16:21 -0700, Jonathan Haws wrote: > All, > > I would like to disable caching for an address that was returned from a call > to mmap(). I am using this address for DMA operations in user space and want > to make sure that the data cache is turned off for that buffer. > > T