On Sat, Jun 27, 2020 at 09:25:21PM -0700, David Rientjes wrote:
> Thanks Guenter. Christoph, does it make sense to apply this patch since
> there may not be an artifact left behind in the kernel log on allocation
> failure by the caller?
Sorry, this fell through the cracks. I've added it to th
On Sun, 21 Jun 2020, Guenter Roeck wrote:
> > When a DMA coherent pool is depleted, allocation failures may or may not
> > get reported in the kernel log depending on the allocator.
> >
> > The admin does have a workaround, however, by using coherent_pool= on the
> > kernel command line.
> >
> >
On Sun, Jun 21, 2020 at 01:43:02PM -0700, David Rientjes wrote:
> When a DMA coherent pool is depleted, allocation failures may or may not
> get reported in the kernel log depending on the allocator.
>
> The admin does have a workaround, however, by using coherent_pool= on the
> kernel command lin
When a DMA coherent pool is depleted, allocation failures may or may not
get reported in the kernel log depending on the allocator.
The admin does have a workaround, however, by using coherent_pool= on the
kernel command line.
Provide some guidance on the failure and a recommended minimum size fo
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