page allocator bug in 3.16?

[Peter Hurley]

On 09/25/2014 03:35 PM, Chuck Ebbert wrote:
> There are six ttm patches queued for 3.16.4:
> 
> drm-ttm-choose-a-pool-to-shrink-correctly-in-ttm_dma_pool_shrink_scan.patch
> drm-ttm-fix-handling-of-ttm_pl_flag_topdown-v2.patch
> drm-ttm-fix-possible-division-by-0-in-ttm_dma_pool_shrink_scan.patch
> drm-ttm-fix-possible-stack-overflow-by-recursive-shrinker-calls.patch
> drm-ttm-pass-gfp-flags-in-order-to-avoid-deadlock.patch
> drm-ttm-use-mutex_trylock-to-avoid-deadlock-inside-shrinker-functions.patch

Thanks for info, Chuck.

Unfortunately, none of these fix TTM dma allocation doing CMA dma allocation,
which is the root problem.

Regards,
Peter Hurley