Re: page allocator bug in 3.16?

From: Peter Hurley
Date: Thu Sep 25 2014 - 19:52:59 EST

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.

Peter Hurley
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