Re: [PATCH v5 0/5] mm, drm/ttm, drm/xe: Avoid reclaim/eviction loops under fragmentation

From: Qi Zheng

Date: Fri May 08 2026 - 22:31:52 EST




On 5/9/26 8:03 AM, Andrew Morton wrote:
On Tue, 5 May 2026 20:32:55 -0700 Matthew Brost <matthew.brost@xxxxxxxxx> wrote:

TTM allocations at higher orders can drive Xe into a pathological
reclaim loop when memory is fragmented:

...

This series addresses the issue in three layers:

Thanks. AI review asked a few things, nothing looked very serious to
my eye:

https://sashiko.dev/#/patchset/20260506033300.3534883-1-matthew.brost@xxxxxxxxx

I recall Dave having concerns about the design itself in v4 [1], but
since he wasn't CC'ed on the whole patchset, there seems to be no
further conclusion. Maybe it's best to wait for his further feedback. ;)

[1]. https://lore.kernel.org/all/afQE-2JOzfOm8enM@dread/