On Thu, Sep 26, 2013 at 09:51:23AM +0200, Takashi Iwai wrote:
Hi,
sorry for the lat response, as I've been traveling in the last weeks.
At Thu, 19 Sep 2013 22:53:02 +0100,
Russell King wrote:
This code sequence is unsafe in modules:
static u64 mask = DMA_BIT_MASK(something);
This code sequence is unsafe in modules:
static u64 mask = DMA_BIT_MASK(something);
...
if (!dev-dma_mask)
dev-dma_mask = mask;
as if a module is reloaded, the mask will be pointing at the original
module's mask address, and this can lead to oopses. Moreover, they
all
On Thu, Sep 19, 2013 at 10:53:02PM +0100, Russell King wrote:
This code sequence is unsafe in modules:
static u64 mask = DMA_BIT_MASK(something);
...
if (!dev-dma_mask)
dev-dma_mask = mask;
Acked-by: Mark Brown broo...@linaro.org
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