On Tue, Jan 13, 2015 at 8:20 PM, Marek Szyprowski
wrote:
> Hello,
>
> On 2015-01-13 09:45, Alexandre Courbot wrote:
>>
>> Ping? This patch still seems to be needed as of today...
>
>
> Arnd, could you take this patch together with your other pending
> dma-mapping.h changes?
Arnd, gentle ping on t
Hello,
On 2015-01-13 09:45, Alexandre Courbot wrote:
Ping? This patch still seems to be needed as of today...
Arnd, could you take this patch together with your other pending
dma-mapping.h changes?
On Thu, Dec 11, 2014 at 8:12 PM, Marek Szyprowski
wrote:
On 2014-12-08 09:39, Alexandre Co
Ping? This patch still seems to be needed as of today...
On Thu, Dec 11, 2014 at 8:12 PM, Marek Szyprowski
wrote:
>
> On 2014-12-08 09:39, Alexandre Courbot wrote:
>>
>> There doesn't seem to be any valid reason to allocate the pages array
>> with the same flags as the buffer itself. Doing so can
On 2014-12-08 09:39, Alexandre Courbot wrote:
There doesn't seem to be any valid reason to allocate the pages array
with the same flags as the buffer itself. Doing so can eventually lead
to the following safeguard in mm/slab.c to be hit:
BUG_ON(flags & GFP_SLAB_BUG_MASK);
This happens when buf
On Tuesday 09 December 2014 11:57:22 Alexandre Courbot wrote:
> On Mon, Dec 8, 2014 at 7:24 PM, Arnd Bergmann wrote:
> > On Monday 08 December 2014 17:39:27 Alexandre Courbot wrote:
> >> There doesn't seem to be any valid reason to allocate the pages array
> >> with the same flags as the buffer it
On Mon, Dec 8, 2014 at 7:24 PM, Arnd Bergmann wrote:
> On Monday 08 December 2014 17:39:27 Alexandre Courbot wrote:
>> There doesn't seem to be any valid reason to allocate the pages array
>> with the same flags as the buffer itself. Doing so can eventually lead
>> to the following safeguard in mm
On Monday 08 December 2014 17:39:27 Alexandre Courbot wrote:
> There doesn't seem to be any valid reason to allocate the pages array
> with the same flags as the buffer itself. Doing so can eventually lead
> to the following safeguard in mm/slab.c to be hit:
>
> BUG_ON(flags & GFP_SLAB_BUG_MASK);
There doesn't seem to be any valid reason to allocate the pages array
with the same flags as the buffer itself. Doing so can eventually lead
to the following safeguard in mm/slab.c to be hit:
BUG_ON(flags & GFP_SLAB_BUG_MASK);
This happens when buffers are allocated with __GFP_DMA32 or
__GFP_HIGH
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