The Keystone II DMA hardware can only access addresses in the
lower 2 GiB of SDRAM. This patch makes sure the RX buffers are
allocated using the __GFP_DMA flag so they meet this requirement.
Signed-off-by: WingMan Kwok w-kw...@ti.com
Signed-off-by: Reece R. Pollack x0183...@ti.com
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On Wed, 2015-07-29 at 11:10 -0400, WingMan Kwok wrote:
The Keystone II DMA hardware can only access addresses in the
lower 2 GiB of SDRAM. This patch makes sure the RX buffers are
allocated using the __GFP_DMA flag so they meet this requirement.
Signed-off-by: WingMan Kwok w-kw...@ti.com
On 07/29/2015 04:59 PM, Eric Dumazet wrote:
On Wed, 2015-07-29 at 11:10 -0400, WingMan Kwok wrote:
The Keystone II DMA hardware can only access addresses in the
lower 2 GiB of SDRAM. This patch makes sure the RX buffers are
allocated using the __GFP_DMA flag so they meet this requirement.