Hi Hiroshi,
On Thursday, August 23, 2012 8:15 AM Hiroshi Doyu wrote:
> On Thu, 23 Aug 2012 07:58:34 +0200
> Marek Szyprowski wrote:
>
> > Hello,
> >
> > On Wednesday, August 22, 2012 3:37 PM Hiroshi Doyu wrote:
> >
> > > KyongHo Cho wrote @ Wed, 22 Aug 2012 14:47:00
> > > +0200:
> > >
> > >
Hi,
On Thu, 23 Aug 2012 07:58:34 +0200
Marek Szyprowski wrote:
> Hello,
>
> On Wednesday, August 22, 2012 3:37 PM Hiroshi Doyu wrote:
>
> > KyongHo Cho wrote @ Wed, 22 Aug 2012 14:47:00
> > +0200:
> >
> > > vzalloc() call in __iommu_alloc_buffer() also causes BUG() in atomic
> > >
Hi,
On Thu, 23 Aug 2012 07:58:34 +0200
Marek Szyprowski m.szyprow...@samsung.com wrote:
Hello,
On Wednesday, August 22, 2012 3:37 PM Hiroshi Doyu wrote:
KyongHo Cho pullip@samsung.com wrote @ Wed, 22 Aug 2012 14:47:00
+0200:
vzalloc() call in __iommu_alloc_buffer() also
Hi Hiroshi,
On Thursday, August 23, 2012 8:15 AM Hiroshi Doyu wrote:
On Thu, 23 Aug 2012 07:58:34 +0200
Marek Szyprowski m.szyprow...@samsung.com wrote:
Hello,
On Wednesday, August 22, 2012 3:37 PM Hiroshi Doyu wrote:
KyongHo Cho pullip@samsung.com wrote @ Wed, 22 Aug 2012
Hello,
On Wednesday, August 22, 2012 3:37 PM Hiroshi Doyu wrote:
> KyongHo Cho wrote @ Wed, 22 Aug 2012 14:47:00 +0200:
>
> > vzalloc() call in __iommu_alloc_buffer() also causes BUG() in atomic
> > context.
>
> Right.
>
> I've been thinking that kzalloc() may be enough here, since
>
On Wed, Aug 22, 2012 at 03:36:48PM +0200, Hiroshi Doyu wrote:
> Hi,
>
> KyongHo Cho wrote @ Wed, 22 Aug 2012 14:47:00 +0200:
>
> > vzalloc() call in __iommu_alloc_buffer() also causes BUG() in atomic
> > context.
>
> Right.
>
> I've been thinking that kzalloc() may be enough here, since
>
Hi,
KyongHo Cho wrote @ Wed, 22 Aug 2012 14:47:00 +0200:
> vzalloc() call in __iommu_alloc_buffer() also causes BUG() in atomic context.
Right.
I've been thinking that kzalloc() may be enough here, since
vzalloc() was introduced to avoid allocation failure for big chunk of
memory, but I think
Marek Szyprowski wrote @ Wed, 22 Aug 2012 14:29:47
+0200:
> Hello,
>
> On Wednesday, August 22, 2012 12:20 PM Hiroshi Doyu wrote:
>
> > Makes use of the same atomic pool from DMA, and skips kernel page
> > mapping which can involves sleep'able operation at allocating a kernel
> > page table.
Hello,
On Wednesday, August 22, 2012 12:20 PM Hiroshi Doyu wrote:
> Makes use of the same atomic pool from DMA, and skips kernel page
> mapping which can involves sleep'able operation at allocating a kernel
> page table.
>
> Signed-off-by: Hiroshi Doyu
> ---
> arch/arm/mm/dma-mapping.c | 22
Hello,
On Wednesday, August 22, 2012 12:20 PM Hiroshi Doyu wrote:
Makes use of the same atomic pool from DMA, and skips kernel page
mapping which can involves sleep'able operation at allocating a kernel
page table.
Signed-off-by: Hiroshi Doyu hd...@nvidia.com
---
Marek Szyprowski m.szyprow...@samsung.com wrote @ Wed, 22 Aug 2012 14:29:47
+0200:
Hello,
On Wednesday, August 22, 2012 12:20 PM Hiroshi Doyu wrote:
Makes use of the same atomic pool from DMA, and skips kernel page
mapping which can involves sleep'able operation at allocating a kernel
Hi,
KyongHo Cho pullip@samsung.com wrote @ Wed, 22 Aug 2012 14:47:00 +0200:
vzalloc() call in __iommu_alloc_buffer() also causes BUG() in atomic context.
Right.
I've been thinking that kzalloc() may be enough here, since
vzalloc() was introduced to avoid allocation failure for big chunk
On Wed, Aug 22, 2012 at 03:36:48PM +0200, Hiroshi Doyu wrote:
Hi,
KyongHo Cho pullip@samsung.com wrote @ Wed, 22 Aug 2012 14:47:00 +0200:
vzalloc() call in __iommu_alloc_buffer() also causes BUG() in atomic
context.
Right.
I've been thinking that kzalloc() may be enough here,
Hello,
On Wednesday, August 22, 2012 3:37 PM Hiroshi Doyu wrote:
KyongHo Cho pullip@samsung.com wrote @ Wed, 22 Aug 2012 14:47:00 +0200:
vzalloc() call in __iommu_alloc_buffer() also causes BUG() in atomic
context.
Right.
I've been thinking that kzalloc() may be enough here,
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