Hello,
On Saturday, July 09, 2011 4:57 PM Janusz Krzysztofik wrote:
On Wed, 6 Jul 2011 at 16:59:45 Arnd Bergmann wrote:
On Wednesday 06 July 2011, Nicolas Pitre wrote:
On Wed, 6 Jul 2011, Russell King - ARM Linux wrote:
Another issue is that when a platform has restricted DMA
Dnia poniedziałek, 11 lipca 2011 o 15:47:32 Marek Szyprowski napisał(a):
Hello,
On Saturday, July 09, 2011 4:57 PM Janusz Krzysztofik wrote:
On Wed, 6 Jul 2011 at 16:59:45 Arnd Bergmann wrote:
On Wednesday 06 July 2011, Nicolas Pitre wrote:
On Wed, 6 Jul 2011, Russell King - ARM Linux
Hello,
On Monday, July 11, 2011 9:01 PM Janusz Krzysztofik wrote:
Dnia poniedziałek, 11 lipca 2011 o 15:47:32 Marek Szyprowski napisał(a):
Hello,
On Saturday, July 09, 2011 4:57 PM Janusz Krzysztofik wrote:
On Wed, 6 Jul 2011 at 16:59:45 Arnd Bergmann wrote:
On Wednesday 06
On Wed, 6 Jul 2011 at 16:59:45 Arnd Bergmann wrote:
On Wednesday 06 July 2011, Nicolas Pitre wrote:
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
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
On Wednesday 06 July 2011, Nicolas Pitre wrote:
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
On Wednesday 06 July 2011 21:10:07 Nicolas Pitre wrote:
If you get a highmem page, because the cache is VIPT, that page might
still be cached even if it wasn't mapped. With a VIVT cache we must
flush the cache whenever a highmem page is unmapped. There is no such
restriction with VIPT
On Wed, 6 Jul 2011, Arnd Bergmann wrote:
On Wednesday 06 July 2011 21:10:07 Nicolas Pitre wrote:
If you get a highmem page, because the cache is VIPT, that page might
still be cached even if it wasn't mapped. With a VIVT cache we must
flush the cache whenever a highmem page is unmapped.