On Sat, Mar 20, 2021 at 03:51:40PM -0700, Chris Goldsworthy wrote:
> On 2021-03-20 12:54, Matthew Wilcox wrote:
> > On Sat, Mar 20, 2021 at 10:20:09AM -0700, Minchan Kim wrote:
> > > > > Tested-by: Oliver Sang
> > > > > Reported-by: kernel test robot
> > > > > Signed-off-by: Chris Goldsworthy
>
On 2021-03-20 12:54, Matthew Wilcox wrote:
On Sat, Mar 20, 2021 at 10:20:09AM -0700, Minchan Kim wrote:
> > Tested-by: Oliver Sang
> > Reported-by: kernel test robot
> > Signed-off-by: Chris Goldsworthy
> > Signed-off-by: Minchan Kim
>
> The signoff chain ordering might mean that Chris was
On Sat, Mar 20, 2021 at 10:20:09AM -0700, Minchan Kim wrote:
> > > Tested-by: Oliver Sang
> > > Reported-by: kernel test robot
> > > Signed-off-by: Chris Goldsworthy
> > > Signed-off-by: Minchan Kim
> >
> > The signoff chain ordering might mean that Chris was the primary author, but
> > there
On Sat, Mar 20, 2021 at 09:32:49AM -0700, Andrew Morton wrote:
> On Fri, 19 Mar 2021 10:51:27 -0700 Minchan Kim wrote:
>
> > Pages containing buffer_heads that are in one of the per-CPU
> > buffer_head LRU caches will be pinned and thus cannot be migrated.
> > This can prevent CMA allocations
On Fri, 19 Mar 2021 10:51:27 -0700 Minchan Kim wrote:
> Pages containing buffer_heads that are in one of the per-CPU
> buffer_head LRU caches will be pinned and thus cannot be migrated.
> This can prevent CMA allocations from succeeding, which are often used
> on platforms with co-processors
Pages containing buffer_heads that are in one of the per-CPU
buffer_head LRU caches will be pinned and thus cannot be migrated.
This can prevent CMA allocations from succeeding, which are often used
on platforms with co-processors (such as a DSP) that can only use
physically contiguous memory. It
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